Stellarator magnet conductors

L. Bromberg

J. Schultz

MIT Plasma Science and Fusion Center

Cambridge MA

Aries Meeting, Georgia Tech

September 3, 2003

Organization of talk

Status of HTS/comparison with LTSDesign optimization of LTSCost comparison

HTS Superconductor options and comparison with LTS

(YBCO tape at 4 K and at 75 K)

Courtesy of Lee, UW Madison

SC for modular coil-4

Chart111210100.833957000014.347316212.511111.151720.1810.959690.472845116.26952.51312121.682160.3021.968130.956633218.1916313.513132.759710.5582.958121.96264319.17363.514143.838071.063.929772.96743420.1452416154.901632.074.938133.95193521.10634.517165.965433.085.946334.956622.0674517.5177.044525.087.944459.93358723.03895.518188.123777.099.9425314.95018618.5198.959849.1111.9589719.5209.1725211.113.9568820219.6136513.115.97318.510.115315.117.989410.617116.620.023911.103518.121.031911.605322.058412.107123.029912.623913.110413.627414.129314.646215.132915.619316.105916.607617.094117.580718.0673"Un-Critical" Critical CurrentDensity, A/mm2Applied Field, TNb3AlBi2212TapeBi2223Round 4.2KITER-Nb3SnLow AC LossBi2223Round 75 KYBCO Tape 75 KNbTiYBCO TapeAt 4.2 K UnlessOtherwise Stated1.8 KNb-Ti-TaNb3SnHigh AC LossARIES RSNb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.) -Heussner et al. (UW-ASC)Nb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96Nb3Sn: Internal Sn High Ic strand design (TWC) - Jablonski (EIS'96) [Non-Cu Jc]Nb3Sn: Bronze route int. stab. -VAC-HP, non-(Cu+Ta) Jc, Thoner et al., Erice '96.YBCO: /Ni/YSZ ~1 m thick microbridge, H||c 4 K, Foltyn et al. (LANL) '96YBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '96Bi-2212: 19 filament tape B||tape face - Okada et al (Hitachi) '95Bi-2212: Round multifilament strand - 4.2 K (IGC) Motowidlo et al. ISTEC/MRS '95Bi-2223: multi 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeNb3Al: Transformed rod-in-tube Nb3Al (Hitachi,TML-NRIM), Nb Stabilized - non-Nb Jc, APL, vol. 71(1), pp.122-124), 199713906.46236394746972314.58868726021197.0267784.2190004769.12067.64551.311253.6143011314.21031284385301922.2855199281023.1457653.8169004177.241106.78289.41975.58110171.5032862349360.41608.4429860622862.37347836.5154003706.12942.155282.179601.378990.0006506979210.11324.9147878539726.89338066.1119003417.25767.065241.486423.9367882.56235947821123.4136155423595.86132830.892003164.41678.503231.478307.4196785.7046888752675.8313655405485.06329479.968102880.55610.08227.769191.5175702.9545124278531.5707917352394.88327118.157302760.34567.167224.118113.5574620.2043359805472.9036362569314.81825146.150502491.73472.479216.75858.25553625.6259980061398.5443540853245.81223695.943802278.33427.796205.8842761.5419809715330.2479390451181.54322707.438902137.41322.5775770937219.6897737061126.81522152.334302031.09349.1604803527170.47355816883.789822303.630501913.62126.96744740121740.627301834.0821535.826101811.3220993.125601819.420628.61804.2120434.21751.2519917.619572.619231.91936018870.518844.618369.718197.417881.517571.717406.917243.7Nb-TiNb-TiNb-Ti: Best Heat Treated UW Mono-Filament. (Li and Larbalestier, '87)Magnetic Field, TeslaMFTF ConductorMagnetic Field, TeslaTevatron Energy Saver Strand, 1980.Magnetic Field, TeslaBest Production High Homogeneity, 1985.Magnetic Field, TeslaBest Univ.-WI HT Multi-Fil. Composite, '85.Magnetic Field, TeslaBest Small Scale HT Multi-Fil. Composite '86Magnetic Field, TeslaNb-Ti: Best Heat Treated UW Mono-Filament. (Li and Larbalestier, '87)Magnetic Field, TeslaSSC Inner Strand Specification June 1987, M407Magnetic Field, TeslaSSC Outer Strand Specification June 1987, M407Magnetic Field, TeslaRevised Equivalent SSC Strand SpecificationMagnetic Field, TeslaNb-Ti: Best Industrial Scale Heat Treated Composites 1990Magnetic Field, TeslaAligned ribbbons, field parallel to ribbons.Magnetic Field, TeslaFurukawa APC '94, dp=10.5nmMagnetic Field, TeslaSupercon APC/HT '95Magnetic Field, TeslaNb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5) McCambridge et al. (Yale)Magnetic Field, TeslaNb-Ti: 1000 nm multilayer, 10 nm Cu:30 nm Nb-47wt.%Ti, Kadyrov et al. (UW-ASC)Magnetic Field, TeslaLHC dipole Outer 1.9 KMagnetic Field, TeslaLHC dipole inner 1.9 KUW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pinsJc (A/mm_) f(dp,B)Magnetic Field, TeslaNb-Ti: Best Heat Treated UW Mono-Filament. (Li and Larbalestier, '87)Nb-Ti: Best Heat Treated UW Mono-Filament. (Li and Larbalestier, '87)41924.86842183.08225154.890.27510046.8753614.99626600716005.624225.624224370029834211472.634796117315.5015500937010510dp(nm)=97.261.048.538.630.624.121.519.330.6213.2660061220.64851760.5534098.560.4839521.05481478.8623533071650530004642938690531141.2659413302.60.2514900B (T)97.1697478807B (T)61.0023479251B (T)48.4643159405B (T)38.5785599526B (T)30.6217319624B (T)UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)B (T)21.4593239736B (T)19.2892799763B (T)30.6217319624315.9953307967.128861384.96643403.730.8178460.029444305.625845519854250718641.511067.60.5143002.55103.259558555212066.8234939257116149.8874953475118084.8706817795118339.5674690879113906.4623639474111759.213503696819891.7781286796118339.5674690879417.7244308657.27271051.63552835.65917793.3685368762350641067966812491.7668210336.711480034014.85373270492.59164.1738973047214804.6455153296215430.0717327593213622.9289772764211314.210312843829590.816314639528370.81391502191.513622.9289772764518.43536878694.830462253.50425727.6566298471750730409684211212.91.51470042279.745482796236777.2570308352.511364.28299537482.512618.21669645912.511939.19618233222.510171.50328623492.58807.16558512392.57748.100305807211939.1961823322617.90429848.5553.986471699.51734647.8527229081050820742.2703712157.121398051404.156438536943846.506612378838808.2359366517310084.654025339139934.023490171338990.000650697937952.273880197837174.98335573312.259934.0234901713716.0322909436.616481126.75243859.125815802.513067.12.5132906855.827485968752200.68004724843.56665.10221767453.58107.67608457933.58503.94394745233.57882.56235947823.57115.19241912443.56469.60864794982.58503.9439474523812.6415809.5272.29849657.27253168.999835These values 10%2.7800613703.63126527524.658514615761255.170041970945010.829958015946344.239315121146942.664446685846785.704688875246238.037909382545791.787639689336942.664446685897.51583510.27593.89610201.876462488.24410310314101.23.5119488284.6967353737662.297800899552821.42899378184.54835.67426624874.55580.37154895824.55702.95451242784.55387.59876541964.55086.4129319063.55580.3715489582103.131071807.4983.2802713814.74110009117.70070981868296.987117042361502.376020513153634.332967055354298.985292026654620.204335980554532.707060493554397.570443836444298.9852920266Fp,GN/m_Jc, A/mm_81126.7523.513699.84.5101681020.8473581967992.56741310417762.10009640215.52656.176633996462374.71924066175.53625.62599800615.53615.47950208325.53565.44871824834.52374.71924066179553.9864411965593768324.743683690261919.115171761971010.239676966662761.541980971562831.828772567662815.988091228651010.2396769666Nb-Ti: Example of Best Industrial Scale Heat Treated Composites ~1990 (compilation)1093.8964.59820.225.585188.5120.46943104646.51354.26433154488319.253231249271322.577577093771366.936215689171449.32459489855.5319.2532312492Magnetic Field, TeslaNb-Ti: Example of Best Industrial Scale Heat Treated Composites ~1990 (compilation)57640.9567530979.43998713937888.6068096098932.79998951198349.16048035278396.27792572098402.2840130327632.7999895119437005.55837.716.566289.521.8241722917.5538.67482567048.5126.9674474018.5133.57682889478.5137.76849761395300064342.47754968293.4468999177935.62048770535.625847.544088.5126.74701780486235083584946.8412891887717508.5249681050918689.51144These values 10%10616Nb-Ti: Aligned ribbbons, B|| ribbons, Cooley et al. (UW-ASC)Magnetic Field, TeslaNb-Ti: Aligned ribbbons, B|| ribbons, Cooley et al. (UW-ASC)Nb-Ti: Aligned ribbbons, B|| ribbons, Cooley et al. (UW-ASC)Magnetic Field, TeslaNb-Ti: Nb-Ti/Nb(19/5) 200 nm multilayer '95 (~0 degrees) N. Rizzo et al. LTSC'96 (Yale)219.6689834Magnetic Field, TeslaNb-Ti: 390 nm multilayer Nb-Ti/Nb (21/6) - McCambridge et al. (Yale) (0)425.716642966503.87525.995198512925.2624.6364106The Superconducting Properties of Niobium-Titanium multilayers."721.283040816.5922074Fp,GN/m_Jc, A/mm_SSC Inner Strand Specification June 1987, M407Magnetic Field, TeslaSSC Inner Strand Specification June 1987, M407Magnetic Field, TeslaSSC Outer Strand Specification June 1987, M407Magnetic Field, TeslaRevised Equivalent SSC Strand Specification716005.624225.6242271650Nb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.) -Heussner et al. (UW-ASC)B (T)Nb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.) -Heussner et al. (UW-ASC)Nb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.) -Heussner et al. (UW-ASC)113.906462363913906.4623639474222.628420625711314.21031284382.525.428758215610171.5032862349326.97000195218990.00065069793.527.58896825827882.5623594782427.14281875556785.70468887524.525.66329530595702.9545124278523.10102167994620.20433598055.519.9409429893625.6259980061616.56925188582761.541980971579.25804303971322.577577093782.7932838428349.16048035278.51.0792233029126.967447401Fp,GN/m_Jc, A/mm_Nb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5), 50 V/cm, McCambridge et al. (Yale)Magnetic Field, TeslaNb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5), 50 V/cm, McCambridge et al. (Yale)Magnetic Field, TeslaNb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5), 50 V/cm, McCambridge et al. (Yale)117315.51.00E+0017.31551.2659413302.61.27E+0016.8402934441.511067.61.50E+0016.60141.7668210336.71.77E+0018.263088294211212.92.00E+0022.42582.2703712157.12.27E+0027.6011151272.513067.12.50E+0032.667752.7800613703.62.78E+0038.096830216314101.23.00E+0042.30363.2802713814.73.28E+0045.3159459693.513699.83.50E+0047.94934119654.00E+0047.864.59820.224.50E+0044.1909957640.955.00E+0038.204755.55837.715.50E+0032.10740564342.476.00E+0026.05482Jc, A/mm_Fp,GN/m_Nb-Ti: Nb-Ti/Ti (19/5) 370 nm multilayer '95 (0), 50 V/cm, N. Rizzo et al. LTSC'96 (Yale)Magnetic Field, TeslaNb-Ti: Nb-Ti/Ti (19/5) 370 nm multilayer '95 (0), 50 V/cm, N. Rizzo et al. LTSC'96 (Yale)5220005.00E+00110Nb-Ti: 390 nm multilayer Nb-Ti/Nb (21/6), 50 V/cm - McCambridge et al. (Yale) (0)Magnetic Field, TeslaNb-Ti: 390 nm multilayer Nb-Ti/Nb (21/6), 50 V/cm - McCambridge et al. (Yale) (0)66503.876.00E+0039.02322512925.25.00E+0064.626The Superconducting Properties of Niobium-Titanium multilayers."Yale Nb-Ti/Nb(21/6) 200 nm multilayer, 50 V/cm - J. D. McCambridge PhD thesis, Yale, 1995 (~0 degrees)1) first ref [pink square]should read:Nb-Ti: 390 nm multilayer Nb-Ti/Nb (21/6), 50 V/cm - McCambridge et al. (Yale) (0)200 nm was the thickness of the comparison film of Nb47Ti. This particularmultilayer was 11 periods of 21/6 with 50 nm buffer and cap layers of Nb,for a total thickness of ~390 nm.2) second ref [pink square, black center] should read:Nb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5), 50 V/cm, McCambridge et al. (Yale)The sample I originally labeled (20/5) should be labeled (21/6). Afterrecalculating the sample thicknesses for my thesis, sample (20/5) from our'94 ASC paper was rounded up to (21/6).3) third and final ref [pink square, white center] should read:Nb-Ti: Nb-Ti/Ti (19/5) 370 nm multilayer '95 (0) N. Rizzo et al. LTSC'96...The sample with the highest Jc was a NbTi/Ti multilayer, 370 nm totalthickness (including the Ti buffer and cap layers).All these numbers are made clear in the paper we submitted to the recentASC--I wish there were some way to reduce the (self-made) confusion oversample labels. The samples I talked about at the 94 ASC are the same asthose at the 96 LTSC and ASC, but I made additional samples and betterestimates of the sample dimensions...Nb-Ti: 1000 nm multilayer, 10 nm Cu:30 nm Nb-47wt.%Ti, Kadyrov et al. (UW-ASC)Nb-Ti: 1000 nm multilayer, 10 nm Cu:30 nm Nb-47wt.%Ti, Kadyrov et al. (UW-ASC) - These Jc values are estimated to be off by a factor of 3.Magnetic Field, Tesla155000149000.25143000.5148001147001.5139802132902.5126523119483.5110004101684.59376585185.57530666286.55496744087.53584824968.51868911449.561610Nb-Ti-Ta: Nb-15wt%Ta, 1.8 K, UW310 Lee, Naus and Larbalestier UW-ASC'96Applied Field, TNb-Ti-Ta: Nb-15wt%Ta, 1.8 K, UW310 Lee, Naus and Larbalestier UW-ASC'9612689.412.5505.213283.213.5127.31440.910-14Ohm cmNb-Ti-Ta: Nb-15wt%Ta, 1.8 K, UW310 Lee, Naus and Larbalestier UW-ASC'96Applied Field, TNb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '961269712.553013360.413.5210.110-14Ohm cmNb-Ti-Ta: Nb-15wt%Ta, 1.8 K, UW330 Lee, Naus and Larbalestier UW-ASC'96Applied Field, TNb-Ti-Ta: Nb-15wt%Ta, 1.8 K, CB9838 Lee, Naus and Larbalestier UW-ASC'9611111711.5840.112567.612.534513149.513.535.610-14Ohm cmApplied Field, TNb-Ti: Nb-47wt%Ti, 1.8 K, Lee, Naus and Larbalestier UW-ASC'9610185410.51503.7111157.911.5823.212513.612.5250.31369.5Nb-Ti: Nb-47wt%Ti, 1.8 K, CB9738 Lee, Naus and Larbalestier UW-ASC'96Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldJc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.4.75E+004.36E+035.45E+003.89E+036.11E+003.46E+036.81E+003.08E+037.45E+002.67E+038.20E+002.32E+039.57E+001.58E+031.02E+011.18E+031.09E+019.50E+021.12E+018.00E+021.14E+016.72E+021.16E+016.25E+021.21E+013.80E+021.25E+012.55E+021.28E+011.51E+021.31E+017.12E+011.35E+013.04E+011.38E+019.09E+001.39E+014.27E+001.42E+018.31E-01Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldJc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.1.14E+018.59E+021.21E+016.57E+021.29E+013.96E+021.32E+012.83E+021.36E+011.32E+021.39E+014.36E+011.42E+012.19E+011.45E+016.88E+001.48E+011.98E+001.51E+011.35E+001.54E+016.83E-01Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldJc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldJc, 2.05 K, Nb-46Ti, 400 hr, Lazarev et al. (Kharkov), CCSW '94.6.68E+003.48E+031.01E+018.01E+027.17E+003.16E+031.09E+017.31E+027.89E+002.78E+031.11E+016.98E+028.73E+002.27E+031.14E+016.09E+029.69E+001.70E+031.21E+014.43E+021.08E+011.08E+031.25E+012.83E+021.21E+013.90E+021.28E+011.61E+021.28E+011.17E+021.31E+018.06E+011.31E+014.99E+011.32E+015.53E+011.34E+011.36E+011.34E+012.66E+011.37E+012.06E+001.36E+011.22E+011.39E+014.21E-011.37E+015.45E+001.40E+016.31E-01Applied FieldJc, 2.05 K, Nb-37Ti-22Ta, 50 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldJc, 2.05 K, Nb-37Ti-22Ta, CW, Lazarev et al. (Kharkov), CCSW '94.7.94E+002.19E+037.19E+003.15E+028.74E+001.95E+037.90E+003.06E+029.46E+001.65E+038.75E+002.98E+021.02E+011.38E+039.44E+002.82E+021.09E+011.18E+031.02E+012.68E+021.13E+011.05E+031.09E+012.64E+021.19E+018.43E+021.19E+012.30E+021.25E+016.04E+021.25E+011.99E+021.31E+013.87E+021.31E+011.56E+021.35E+012.41E+021.35E+011.27E+021.39E+011.41E+021.40E+018.95E+011.45E+013.92E+011.45E+013.59E+011.51E+014.03E+001.51E+013.93E+001.53E+016.49E-011.53E+016.33E-011.56E+012.02E-01Applied FieldJc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.7.18E+002.06E+037.91E+001.90E+038.74E+001.53E+039.44E+001.47E+031.01E+011.25E+031.08E+011.01E+031.13E+018.66E+021.18E+016.70E+021.25E+014.23E+021.31E+011.93E+021.35E+017.61E+011.39E+018.19E+001.42E+016.25E-01Field, TNb-Ti-15Ta 1.8 KNb-Ti 1.8 KNb-Ti-15Ta 4.2 K Long HTNb-Ti 4.2 K Long HTNb-Ti 4.2 K Short HTNb-Ti-15Ta 4.2 K Short HTApplied Field, TNb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '965.00508244303240285027902380126977.0038753350195017601700135012.55309.0061758254735513360.411.271415121013.5210.112.00838724Jc vs field for Nb 46.5wt.% Ti and Nb 44.5wt.%Ti 15wt.% Ta at 1.8 K and 4.2 K,from Gregory, proc. ICMC Shenyang, pp.361-371, 1988Details:50mm diameter billets14 filaments - annealed rodsextruded at 538C to 12.5mmFinal size 0.25 to 0.15mmFilament Diameter 34-10 ms4HT after extrusionPeak Jc shown.Long HT = "standard HT"Short HT = half time of standard HTApplied Field, TNb-Ti-Ta: Nb-44wt%Ti-wt%Ta, 1.8 K, UW310 Lee, Naus and Larbalestier UW-ASC'96, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96, 6hr@405C, 20hr@420 C, 80hr@420 C. Prestrain=7Novel HT III12689.4Applied Field, TNb-44wt.%Ti-15wt.%Ta: at 1.8 K, UW330 monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96, 3hr@300 C, 3hr@300 C, 6hr@405C, Prestrain=7Applied Field, TVolume% Alpha-TiNb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 5T(4.2 K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Applied Field, TNb-46.5wt.%Ti, 4HT, 4.2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.H. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 199Applied FieldNb-37Ti-22Ta, 2.05 K, 1000hrs HT, Lazarev et al. (Kharkov), CCSW '94.Applied FieldNb-37Ti-22Ta, 2.05 K, 400 hr, Lazarev et al. (Kharkov), CCSW '94.B.G.Lazarev, O.V.Chernyj, G.E.Storozhilov, L.G.Udov, N.F.Andrievskaya, L.A.Kornienko, L.S.Lazareva, N.A.Chernyak, P.A Kutsenko, B.K.Pryadkin, Y. A D.Starodubov, M B.Lazareva, V.M.Gorbatenko, "The Study Of The Microstructure And Jc In Nb-37Ti-22Ta SupercoApplied FieldNb-37Ti-22Ta, 2.05 K, 50 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldNb-37Ti-22Ta, 2.05 K, CW, Lazarev et al. (Kharkov), CCSW '94.Applied FieldNb-44.8wt%Ti-12.3wt%Ta, 4x48hrs@375C, ef = 4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997IDVolume % Alpha TiUW Nb-44.4wt.%Ti-15wt.%Ta, 5 T Peak Critical Current Density, A/mm_UW Nb-44.4wt.%Ti-15wt.%Ta, 8T Peak Critical Current Density, A/mm_5T/8T(ln)-Feret DiameterMean d*Vol%alpha*d*(ln)12.5505.21269751822644.996363088.724.752554362.5611.4278858.8597.936022190.447.18956314.6883198.79UW31020.686279210462.669216061244.8100328713.1937497972152.188655740786.7926.940339949213283.212.5530Applied Field, TNb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, CB9838 Lee, Naus and Larbalestier UW-ASC'96, 3x80hr@420 C52027017.002771698.215.447453885.0612.1275656.9698.744421952.287.89918305.946101453UW32020.8270310332.616650532442.411.3222584309158.987087913286.436881.925T7T8T9TVol% alpha13.5127.313360.411111752426757.996191131.26.114643458.412.859395.6059.456351652.228.74782298.0212241UW33012.416678242.023058252430.111.034568476482.146.552373.242683.69183605591704.94852431941143.7711162634584.560623121614.21440.913.5210.111.5840.1Applied Field, TNb-Ti: Nb-47wt%Ti, 1.8 K, CB9738 Lee, Naus and Larbalestier UW-ASC'96, 3x80hr@420 C.5252362H. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 1996.809543079.8513.1566282.55610.16851380.759.44396282.4781347UW34014.122759062.511037527630.511.260010754582.449.192430.052967.3781831771.236411205.981306633.46256216.310-14Ohm cmNb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW310 6hr@405C, 20hr@420 C, 80hr@420 C. ep=7Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW330, 3hr@300 C, 3hr@300 C, 6hr@405C, ep=712567.61018545282794Applied Field, TNb-40wt.%Ti-18wt.%Ta, 4HT, 4.2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.7.449482672.2513.5586131.61110.88021183.3610.154267.797UW35016.2523069562.412133891238.617.096615833287.151.352627.252791.85198843261757.84096118241193.2258177363616.694911619217.912.534510.51503.7Nb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996R. Taillard, E. Florianova, C. E. Bruzek and Hoang-Gia-Ky, "Microstructure and Properties of Simultaneously Processed Nb-Ti and Nb-Ti-Ta Superconducting Wires," Adv. Cryo. Eng., Ed. L. T. Summers, Plenum Press, NY, vol. 42B, pp. 1151-1158, 1996.526638.200242322.3713.910743.577511.28541048.910.8773263.719An Investigation of Nb-T-Ta Alloys and Properties of the Superconductors Based on Ternary Alloys,UW340 at 10K because of inhomogeneity15.23322759062.511037527632.63213.7477.513374.84445092881946.42213452871215.4769066816525.923277178318.913149.5111157.9Applied Field, TVolume% Alpha-TiNb-Ti: Nb-47.1wt%Ti, 5T(4.2 K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 19969.565021582.4814.241921.872711.8731842.57311.8669229.758G. P. Vedernikov, L. V. Potanina, V. Yu. Korpusov, V. A. Drobishev, V. S. Zurabov, A. S. Zolatarjev, A. D. Nikulin, N. I. Kozlenkova and S. I. NovikovNb-44.4wt.%Ti-15wt.%Ta (Nb-64.2at.%Ti-5.9at.%Ta) alloy fabricated at TWCA3329.37517344561916.32315316691223.6833742163538.016823187518.913.535.611.5823.25172570Applied Field, TNb-45wt%Ti-25wt.%Ta, 2WHT, 4.2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.H. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 19910.20761180.2114.51146.8780912.4904604.43312.495199.184Trans. Appl. Superconductivity, 7, pp.1751-1754, 19973021.4216166861932.30315832531269.3195469737580.697604871521.110-14Ohm cmNb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, CB9838, multifilament, 3x80hr@420 C12513.651724375215010.9043950.15914.78241.9801113.1235387.14613.1247156.106Novel HT I3287.12737231482024.05809410251228.4488560713526.065231540621.212.5250.351820967127311.1845799.62515.10861.3452113.5208241.01513.5453126.701Applied FieldNb-42.6wt%Ti-20.4wt%Ta, 4x48hrs@375C, ef=4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997IDVolume % Alpha TiUW Nb-47wt.%Ti, 5 T Peak Critical Current Density, A/mm_UW Nb-47wt.%Ti, 8T Peak Critical Current Density, A/mm_5T/8TMean d*1369.55222731884911.3816672.11715.38410.68324513.9468140.92613.968389.51317.993923003UW210A21.3322312912.49651433164Nb-Ti: Nb-47wt%Ti, 1.8 K, CB9738, multfilament, 3x80hr@420 C.522257511.6046625.171Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.14.496439.213114.497935.899610.00071277UW210B20.4297312532.37270550681745243029Applied Field, TH. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 19912.1123380.275B.G.Lazarev, O.V.Chernyj, G.E.Storozhilov, L.G.Udov, N.F.Andrievskaya, L.A.Kornienko, L.S.Lazareva, N.A.Chernyak, P.A Kutsenko, B.K.Pryadkin, Y. A D.Starodubov, M B.Lazareva, V.M.Gorbatenko, "The Study Of The Microstructure And Jc In Nb-37Ti-22Ta Superco15.06264.0286315.0633.9282812.0139240UW230A22.6358213892.5788336933166Nb-Ti: Nb-47.1wt%Ti, 5T (4.2 K) Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 19965211812.4796255.34615.32930.64913815.34360.633089UW240A23.6363814542.5020632737179Applied Field, TVolume% Alpha-TiNb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 8T(4.2 K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996792212.8492151.143Jc, 2.05 K, Nb-37Ti-22Ta, 50 hr, Lazarev et al. (Kharkov), CCSW '94.15.58510.201531UW245C10.3231711492.0165361184122818907838613.11271.1786Jc, 2.05 K, Nb-37Ti-22Ta, CW, Lazarev et al. (Kharkov), CCSW '94.UW250A12.82080104023682092613.542830.3777B. G. Lazarev, O. V. Chernyj, G. E. Storozhilov, L. G. Udov, N. F. Andrievskaya, L. A. Kornienko, L. S. Lazareva, N. A. Chernyak, P. A. Kutsenko, B. K. Pryadkin, Y. A. D. Starodubov, M. B. Lazareva and V. M. Gorbatenko, "The Study of the Microstructure anUW250B2.69425261.790874524737824906Applied Field, TNb-46.5wt.%Ti, 4HT, 2 K. Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996H. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 19913.81379.08525The Study of the Microstructure and Jc in Nb-37Ti-22Ta Superconductor Produced with Different Duration of Treatments,UW255C16.7241411442.11013986011478259077293813.9384.26985Proc. 7th Int. Workshop on Critical Currents in Superconductors, Alpbach, Austria, Ed. H. W. Weber, World Scientific Press, Singapore, 1994UW260A20.4297312372.403395311215482890910138914.18870.831365UW260B20.9304412802.378125223Nb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 8T(4.2 K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996R. Taillard, E. Florianova, C. E. Bruzek and Hoang-Gia-Ky, "Microstructure and Properties of Simultaneously Processed Nb-Ti and Nb-Ti-Ta Superconducting Wires," Adv. Cryo. Eng., Ed. L. T. Summers, Plenum Press, NY, vol. 42B, pp. 1151-1158, 1996.12308UW265C13.9251911712.1511528608130Applied Field, TVolume% Alpha-TiNb-Ti: Nb-47.1wt%Ti, 8T(4.2 K) Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996H. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 1998171202Regression FitsVol. % Alpha Range5T8Tln-d* range5T/8T by regeressionln-d* - sigma range5T/8T by linear regresssiond* (simple) nm5T/8T by linear regresssion8171080Applied Field, TNb-40wt.%Ti-18wt.%Ta, 4HT, 2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.H. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 199Applied FieldJc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldJc, 2.05 K, Nb-46Ti, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Applied FieldJc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.UW3xx fit0502.03075554.1149121.52.0041249502.2826726252.08538178181081726736.684543477.1210.1292800.6967.175842059.5UW3xx fit253242.2031146.0309148.32.7552029936.52.75028505952.732622782211711014387.168843163.8510.8617731.0377.908161904.22UW2xx fit0743.48398579.66639702.00450598221223125557.888182780.711.1245697.5268.739271534.34UW2xx fit253644.653231463.4493652232.556820682412198.732882269.4711.4026609.3639.443381472.88Applied Field, TNb-Ti-Ta: Nb-44wt%Ti-wt%Ta, 1.8 K, UW310 Lee, Naus and Larbalestier UW-ASC'96, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96, 6hr@405C, 20hr@420 C, 80hr@420 C. Prestrain=7Nb-Ti: Nb-47.1wt%Ti, 8T(4.2 K) Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996R. Taillard, E. Florianova, C. E. Bruzek and Hoang-Gia-Ky, "Microstructure and Properties of Simultaneously Processed Nb-Ti and Nb-Ti-Ta Superconducting Wires," Adv. Cryo. Eng., Ed. L. T. Summers, Plenum Press, NY, vol. 42B, pp. 1151-1158, 1996.Applied Field, TNb-41wt.%Ti-28wt.%Ta, 4HT, 2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.H. Liu, E. Gregory, K. J. Faase and W. H. Warnes, "Development of Multifilamentary Superconductors containing Nb-40wt.%Ti-18wt.%Ta and Nb-41wt.%Ti-28wt.%Ta Ternary Alloys," Adv. Cryo. Eng., ed. L. T. Summers, Plenum Press, NY, Vol. 42b, pp. 1135-1142, 1999.689341698.112.1113443.0710.1221245.6812689.4Applied Field, TNb-44wt.%Ti-15wt.%Ta: at 1.8 K, UW330 monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96, 3hr@300 C, 3hr@300 C, 6hr@405C, Prestrain=77185810.84151081.0812.491282.65910.82881014.7512.5505.21269710100012.0857390.36312.845160.89211.2727866.34113283.212.55301239512.8364117.31513.132280.640911.8425669.70813.5127.313360.413.1449.907513.221155.27512.4844423.3981440.913.5210.113.381913.634213.398526.634413.1042192.69310-14Ohm cmNb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW310 Lee, Naus and Larbalestier UW-ASC'96Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW330 Lee, Naus and Larbalestier UW-ASC'9613.6612.0583213.56312.199413.519376.107913.9490.42081613.68655.4453113.94198.1858913.96990.63058314.21840.624789Jc, A/mm_ corrected for 4%Nb barrierVol. % Alpha5T7TSSC Phase II R&D112617.111649.27SSC Phase II R&D15.72726.331712.99SSC Phase II R&D17.42626.211634.1SSC Phase II R&D17.72956.921791.87Vol. % Alpha5TO. V. Chernyj, G. F. Tikhinskij, G. E. Storozhilov, M. B. Lazareva, L. A.Nb-50wt.%Ti alloy1.10E+011.91E+03Kornienko, N. F. Andrievskaya, V. V. Sagalovich, Ya D. Starodubov and S. I.Nb-50wt.%Ti alloy1.40E+012.80E+03Savchenko, Nb-Ti superconductors of a high current-carrying capacity,Nb-50wt.%Ti alloy1.50E+012.50E+03Superconductor Science and Technology, 4, pp. 318-323, 1991.Nb-50wt.%Ti alloy2.00E+012.90E+03Nb-50wt.%Ti alloy2.00E+013.01E+03Nb-50wt.%Ti alloy2.00E+013.21E+03Nb-50wt.%Ti alloy2.10E+013.20E+03Nb-50wt.%Ti alloy2.20E+013.20E+03Nb-50wt.%Ti alloy2.20E+013.31E+03Nb-50wt.%Ti alloy2.20E+013.40E+03Nb-50wt.%Ti alloy2.30E+013.30E+03Nb-50wt.%Ti alloy2.30E+013.40E+03Nb-50wt.%Ti alloy2.40E+013.10E+03Nb-50wt.%Ti alloy2.70E+013.81E+03Nb-50wt.%Ti alloy2.80E+013.71E+03Nb-50wt.%Ti alloy2.80E+013.60E+03Nb-50wt.%Ti alloy3.30E+013.50E+03Nb-Ti-17Ta Mono UW 17342 @ 0.0178 " , Cu/Sc = 0.92, Napa Workshop 19981734217342Applied Field, TIcJcn101581883>1000.508mm0.452mm10.51301549411.9 K1.9 K11101120341Applied FieldJcApplied FieldJc125160626101778101860.41314.51741310.51474.410.51545.7140.67311120010-14Ohm cm13172.5146.94.2 K4.2 KApplied FieldJcApplied FieldJc52918.752909.371502.571522.38874.68865.59310.1183420.508mmef=4.640.455mm1.9 K1.9 KApplied FieldJcApplied FieldJc101468101524.710.51248.710.51323.4111048.9111097.412638.212682.31327413302.21444.61456.5Precipitation Ratefrom ASC 88 paperLee et al.Composition (wt.% Ti)HTs 80 hr@420 CVolume % alpha-TiMean ppt. CSA (nm_)d* (nm)Matrix Composition46.511120205141.86094264734911225605744.07971944535311733726646.153360437746.521559008739.9357268266492201860015440.138478313553226240026341.484409684946.532136.75967286194932736.12909257685333436.476419479583_40 hr@375 C4038.76UnpubScale62.30588739146346.7376951216586069.49230974836447.81313333358606548.903789548758606650.009989084258606751.132066593958606852.270366408958606953.425242888858604660546010.5T, 1.9 K ValuesBJcSSC Average10.51327IGC for FNAL10.51419.0978865104OST for FNAL10.51421.7543020099Nb-47wt%Ti(Fe) 3x80hr@420CFieldIcJcN-value(Tesla)(A)(A/mm_)10353.0246741750.6022174910.5299.8654111486.9925317511230.3760731142.40418554&APage &PNb-Ti00000000000000000000000000000000&APage &PNb-Ti-15Ta 1.8 KNb-Ti 1.8 KNb-Ti-15Ta 4.2 K Long HTNb-Ti 4.2 K Long HTNb-Ti-15Ta 4.2 K Short HTNb-Ti 4.2 K Short HTNb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96Field, TPEAK Jc, A/mm^2Jc vs field for Nb 46.5wt.% Ti and Nb 44.5wt.%Ti 15wt.% Ta at 1.8K ad 4.2K, from Gregory, proc. ICMC Shenyang, pp.361-371, 198800000000000000000000000000000000Nb3Sn000000000000000000000000000000000000000000000000000000000000000000000000&APage &PNb-Ti-Ta: Nb-44wt%Ti-wt%Ta, 1.8 K, UW310 Lee, Naus and Larbalestier UW-ASC'96, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96, 6hr@405C, 20hr@420 C, 80hr@420 C. Prestrain=7Nb-44wt.%Ti-15wt.%Ta: at 1.8 K, UW330 monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96, 3hr@300 C, 3hr@300 C, 6hr@405C, Prestrain=7Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, CB9838 Lee, Naus and Larbalestier UW-ASC'96, 3x80hr@420 CNb-Ti: Nb-47wt%Ti, 1.8 K, CB9738 Lee, Naus and Larbalestier UW-ASC'96, 3x80hr@420 C.Nb-40wt.%Ti-18wt.%Ta, 4HT, 2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.Nb-37Ti-22Ta, 2.05 K, 400hrs, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, 50hrs, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, CW, Lazarev et al. (Kharkov), CCSW '94.Nb-44.8wt%Ti-12.3wt%Ta, 4x48hrs@375C, ef = 4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Nb-42.6wt%Ti-20.4wt%Ta, 4x48hrs@375C, ef=4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Applied Field, TCritical Current Density, A/mm2Improved Jc at very low temp, high field.000000000000000000000000000000000000000000000000000000000000000000000000Nb3Al0000000000000000000000&APage &PNb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 5T(4.2 K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 5T(4.2 K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 8T(4.2 K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 8T(4.2 K) Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Volume % Alpha Ti PrecipitateCritical Current Density, A/mm20000000000000000000000222300000000000000000&APage &P(ln)-Feret Diameter(ln)-Feret Diameter - s(ln)-Feret Diameter + sDiameter, nm (ln stat)5T/8T Peak Critical Current Density000000000000000002212000000000000000000000000000000000000000000000000000000000000000&APage &PNb-44wt%Ti-15wt%Ta, 1.8K, 3x80hr@420C UW-ASCNb-47wt%Ti, 1.8K 3x80hr@420C UW-ASCNb-40wt.%Ti-18wt.%Ta, 4HT, 2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.Nb-37Ti-22Ta, 2.05 K, 400hrs, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, 50hrs, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, CW, Lazarev et al. (Kharkov), CCSW '94.Nb-44.8wt%Ti-12.3wt%Ta, 4x48hrs@375C, ef = 4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Nb-42.6wt%Ti-20.4wt%Ta, 4x48hrs@375C, ef=4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Applied Field, TCritical Current Density, A/mm2000000000000000000000000000000000000000000000000000000000000000YBaCuO000000000000000000000000000000000000000000000000000000000000000000000000&APage &PNb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW310 6hr@405C, 20hr@420 C, 80hr@420 C. ep=7Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW330, 3hr@300 C, 3hr@300 C, 6hr@405C, ep=7Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, CB9838, multifilament, 3x80hr@420 CNb-Ti: Nb-47wt%Ti, 1.8 K, CB9738, multfilament, 3x80hr@420 C.Nb-40wt.%Ti-18wt.%Ta, 4HT, 2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.Nb-37Ti-22Ta, 2.05 K, 400hrs, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, 50hrs, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, CW, Lazarev et al. (Kharkov), CCSW '94.Nb-44.8wt%Ti-12.3wt%Ta, 4x48hrs@375C, ef = 4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Nb-42.6wt%Ti-20.4wt%Ta, 4x48hrs@375C, ef=4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Applied Field, TCritical Current Density, A/mm2000000000000000000000000000000000000000000000000000000000000000000000000NbN00000000000000000000000000000000&APage &PNb-Ti-Ta sereis ln-1 d*Nb-47wt%Ti: Using simple meanSimple Feret Diameter for Nb-Ti-Ta seriesFeret Diameter, nm (ln stat)5T/8T Peak Critical Current Density00000000000000000000000000000000SnMo6S8000000000000000000000000000000000000000000000000000000000000000000000000&APage &P5T8TNb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 5T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 5T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 8T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 8T(4.2K) Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996#REF!#REF!UW Nb-47wt.%Ti, 5 T Peak Critical Current Density, A/mm2UW Nb-47wt.%Ti, 8T Peak Critical Current Density, A/mm2UW Nb-44.4wt.%Ti-15wt.%Ta, 5 T Peak Critical Current Density, A/mm2UW Nb-44.4wt.%Ti-15wt.%Ta, 8T Peak Critical Current Density, A/mm2Volume % Alpha Ti PrecipitateCritical Current Density, A/mm20000110000000000000000000000000000000000000000000000000000000000Laves0000000000&APage &PUW Nb-44.4wt.%Ti-15wt.%Ta, 5 T Peak Critical Current Density, A/mm2UW Nb-44.4wt.%Ti-15wt.%Ta, 8T Peak Critical Current Density, A/mm2Vol% alpha-Ti*Feret Diameter, %alpha*nmCritical Curent Density, A/mm20000000000Plot-Blue Jc0000000000000000000000000000000000000000000000&APage &PNb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 5T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 5T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 8T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 8T(4.2K) Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996#REF!#REF!UW Nb-44.4wt.%Ti-15wt.%Ta, 5 T Peak Critical Current Density, A/mm2UW Nb-44.4wt.%Ti-15wt.%Ta, 8T Peak Critical Current Density, A/mm2Volume % Alpha Ti PrecipitateCritical Current Density, A/mm2000011000000000000000000000000000000001000A_mm_000000000000000000000000000000000000000000000000000000000000000000000000000000Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW310 6hr@405C, 20hr@420 C, 80hr@420 C. ep=7Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, UW330, 3hr@300 C, 3hr@300 C, 6hr@405C, ep=7Nb-Ti-Ta: Nb-44wt%Ti-15wt%Ta, 1.8 K, CB9838, multifilament, 3x80hr@420 CNb-Ti: Nb-47wt%Ti, 1.8 K, CB9738, multfilament, 3x80hr@420 C.Nb-40wt.%Ti-18wt.%Ta, 4HT, 2 K, Liu et al. (IGC-AS), Adv. Cryo. Eng. 42, pp. 1135-1142, 1996.Nb-37Ti-22Ta, 2.05 K, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, 50 hr, Lazarev et al. (Kharkov), CCSW '94.Nb-37Ti-22Ta, 2.05 K, CW, Lazarev et al. (Kharkov), CCSW '94.Nb-44.8wt%Ti-12.3wt%Ta, 4x48hrs@375C, ef = 4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Nb-42.6wt%Ti-20.4wt%Ta, 4x48hrs@375C, ef=4, 2.2 K (0.1 V/cm), Vedernikov et al (Bochvar and NRCKI), Trans. Appl. Superconductivity, 7, pp.1751-1754, 1997Nb-Ti-17Ta Mono UW 17342 @ 0.0178 " , Cu/Sc = 0.92, Napa Workshop 1998Applied Field, TCritical Current Density, A/mm2000000000000000000000000000000000000000000000000000000000000000000000000000000Plot-Ylw Jc000000000000000000000000000000000000000000000005T8TNb-47wt.%Ti, 5T, 4.2K (41)SSC Nb-47wt.%Ti, 5T, 4.2K (43)50wt.%Ti (42)Nb-47wt.%Ti, 8T, 4.2K (41)Volume of a-Ti precipitate (%)Critical current density (A/mm2)00000000000000000000000000000000000000000000000Plot-Ylw Fp0000000000000000000000000000000000&APage &P3 HT Matrix Composition2 HT Matrix Composition1 HT Matrix Composition3 HT Volume of precipitate2 HT Volume of precipitate1 HT Volume of precipitateInitial alloy composition (wt.% Ti)Volume of a-Ti and Residual Ti content by weight of matrix (%)0000000000000000000000000000000000Plot Nb-Ti Progress000000000000000000000000000000000Best Laboratory Scale Nb-15wt.%Ta-44wt%Ti at 2K (UW310)Best Laboratory Scale Nb-47wt%Ti at 1.8K (CB9728)Nb-37Ti-22Ta, 2.05K, 50hrs, Lazarev et al. (Kharkov), CCSW '94.SSC Inner AverageNb-Ti(Fe) Production StrandNb-47wt%Ti(Fe) 3x80hr@420CApplied Field, TCritical Current Density, A/mm__0000000000000000000000000000000002 K vs 4.2 K000000000000000000000000000000000Best Laboratory Scale Nb-15wt.%Ta-44wt%Ti at 2K (UW310)Best Laboratory Scale Nb-47wt%Ti at 1.8K (CB9728)Nb-37Ti-22Ta, 2.05K, 50hrs, Lazarev et al. (Kharkov), CCSW '94.SSC Inner AverageNb-Ti(Fe) Production StrandNb-47wt%Ti(Fe) 3x80hr@420CApplied Field, TCritical Current Density, A/mm_0000000000000000000000000000000000000000000000000000000000000UW Nb-44.4wt.%Ti-15wt.%Ta, 5 T Peak Critical Current Density, A/mm2UW Nb-44.4wt.%Ti-15wt.%Ta, 8T Peak Critical Current Density, A/mm2Nb-Ti(Fe) this study 5T, 4.2KNb-Ti(Fe) this study 8TVolume % Alpha Ti PrecipitateCritical Current Density, A/mm200000000000000000000000000000000000000000000000000000000000000005T8TUW Nb-47wt.%Ti, 5 T Peak Critical Current Density, A/mm2Nb-46-47et.%Ti(Fe), this study, 5TUW Nb-47wt.%Ti, 8T Peak Critical Current Density, A/mm2Nb-46-47et.%Ti(Fe), this study, 8TVolume % Alpha Ti PrecipitateCritical Current Density, A/mm200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005T8TNb-47wt.%Ti, 5T, 4.2K (UW Mono)SSC Nb-47wt.%Ti, 5T, 4.2K (43)50wt.%Ti (Chernyl et al.)Nb-47wt.%Ti, 8T, 4.2K (41)Nb-46-47wt.%Ti(Fe), this study, 5TNb-46-47wt.%Ti(Fe), this study 8TVolume of a-Ti precipitate (%)Critical current density (A/mm2)00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000UW17342 17wt.%TaUW18342 17wt.%TaUW310 15TaUW330 15 TaCB9738 Nb-47wt.%TiNb-37Ti-22Ta 400hr HTNb-37Ti-22Ta 50hr HTNb-37Ti-22Ta CWApplied Field, TCritical Current Density, A/mm200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005T8TNb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 5T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 5T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti-Ta: Nb-45wt%Ti-15wt%Ta, 8T(4.2K)Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996Nb-Ti: Nb-47.1wt%Ti, 8T(4.2K) Taillard et al. Adv. Cryo. Eng., 42B, pp. 1151-1158, 1996#REF!#REF!UW Nb-47wt.%Ti, 5 T Peak Critical Current Density, A/mm2UW Nb-47wt.%Ti, 8T Peak Critical Current Density, A/mm2UW Nb-44.4wt.%Ti-15wt.%Ta, 5 T Peak Critical Current Density, A/mm2UW Nb-44.4wt.%Ti-15wt.%Ta, 8T Peak Critical Current Density, A/mm2Volume % Alpha Ti PrecipitateCritical Current Density, A/mm20000110000000000000000000000000000000000000000000000000000000000Jc (A/mm_) f(dp,B)UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)Field, TeslaField, TeslaJc, 0.9mmField, TeslaJc, 1mm1023.14588687262314.588687260283292.44065692576.25489987081121.14514071921922.28551992892780.9935639775102231.02811261851219.30131583271608.4429860622102344.1325060346111920.32400409131317.22389224211324.9147878539111968.5385476814121626.88123492681415.72779061761123.4136155423121640.8927542242131342.06913544361610.8133018486675.8313655405131347.8761909699141106.8833866279179.0367034595531.5707917352141108.135366489116701.026144864417.58.2758136345472.903636256918379.323260067417543.5164231805187.1737983735398.544354085318.5321.78546219217.5457.857026593518.56.1095868723330.247939045119253.326137868118386.438234980619.54.2839505873219.689773706119.5210.705546849218.5318.9032447244203.4094711634170.47355816820162.224624565419258.4885569552Fp,GN/m_Jc, A/mm_19.5204.7626381891Nb3Sn: Internal Sn High Ic strand design (TWC) - Jablonski (EIS'96) [Non-Cu Jc]20156.8624214578Field, TeslaNb3Sn: Internal Sn, ITER type low hysteresis loss design (IGC - Gregory et al.) [Non-Cu Jc]1010.641064119.944904129.228769138.463651147.644546Fp,GN/m_Jc, A/mm_Nb3Sn: Internal Sn, ITER type low hysteresis loss design (IGC - Gregory et al.) [Non-Cu Jc]Applied Field, TNb3Sn: Sn plated Cu APC, 40 hr@650 C, R. Zhou PhD Thesis (OST), '94Applied Field, TNb3Sn: Sn Plated Cu APC 200 hr@650 C, Zhou et al. (OST) ,93120.87970.96428613.6301244.05711.9642923.0137355.9362.9285729.863456.96943.8928635.0685556.35074.8928638.4931652.60835.9285740.5479748.03686.8928641.6438843.37657.9285739.1096937.70378.9642934.52051032.03381029.45211126.26921123.90411220.602411.964318.4247FpFpNB3Sn: APC with Cu, R. Zhou PhD Thesis (OST), '94NB3Sn: Sn Plated and Heat Treated APC with Cu, Zhou et al. (OST) ,IEEE Trans Appl. Superconductivity, 3, pp.986-989, 1993Applied Field, TApplied Field, T5.920958083.195.9209547.86016383057.89585653.877.895844.6418267469.870663954.669.8706639.035104275611.90752625.6111.907531.26445107513.9061655.7113.90623.0243032615.8929925.41515.892914.707528053517.9581409.5917.95817.35545817919.9887126.22819.98872.5231336236Applied Field, TJc, A/mm_Applied Field, TNb3Sn: APC with Ta, A15 layer only, Klemm et al. (KfK), 1990Applied Field, TApplied Field, T101197.021011.9702111023.141111.2545412862.3731210.34847613726.893139.44960914595.861148.34205415485.063157.27594516394.883166.31812817314.818175.35190618245.812184.42461619181.543193.44931720126.815202.53632183.7898211.7595858Applied Field, TJc, A/mm_Applied Field, TApplied Field, TApplied Field, T9.52552.29.524.2459OUTER102307.421023.0742111859.381120.45318121470.011217.64012131122.231314.58899Applied Field, TJc, A/mm_Applied Field, TApplied Field, TApplied Field, T10.51590.7510.516.702875INNER111436.391115.80029121144.841213.7380813870.4231311.315499Applied Field, TJc, A/mm_Applied Field, TApplied Field, TApplied Field, T112121.891123.34079121743.851220.9262131406.181318.2803416615.743169.85188818337.532186.07557620143.909202.87818Applied Field, TJc, A/mm_Applied Field, TApplied Field, TApplied Field, T9.308641739.139.3086416.1889350832Cable Inner9.908491532.99.9084915.18872432111.20081105.2511.200812.3796842Applied Field, TJc, A/mm_Applied Field, TApplied Field, T9.31E+001.74E+039.31E+0016.1889350832Cable Outer9.91E+001.53E+039.91E+0015.1887243211.12E+011.15E+031.12E+0112.900997891.17E+011.05E+031.17E+0112.271375194Applied Field, TJc, A/mm_Applied Field, TApplied Field, TApplied Field, Ty = 38.946x2 - 1837.1x + 216652.00E+015.00E+022.00E+0110107188.62.10E+012.69E+022.10E+015.640684181215.7042.20E+019.30E+012.20E+012.04495520501.42.30E+011.73E+012.30E+010.39887062298.664Applied Field, TJc, A/mm_Applied Field, TNb2.9Sn: From Nb6Sn5 and Nb powders in Ta tube, with 1wt.%Ge addition.Core Jc only, Tachikawa et al. (Tokai Univ.) Some of the data was presentedat the 1996 Applied Superconductivity Confererence (K. Tachikawa, Y. Kuroda, H. Tomori and M. Ueda, " Improved High FieldPerformance in Nb3Sn Conductor Prepared from Intermediate Compound," Paper MFC-1, accepted for publication inIEEE Trans. Appl. Superconductivity) and some at the 10th U.S.-Japan Workshop on High Field SuperconductingMaterials (Brookhaven National Laboratory, 1996.
Ic measured resistively by a four probe method, the criterion used was 1mV/cm. 10 other powder combinations are reported. The sample is a 5mm x 0.5mm tape with the cross-section of the core being about 6.3 x 10-3The magnetic field was applied perpendicular to specimen current and parallel to specimen surface.Applied Field, T(NbTaTi)3Sn: Production Bronze route strand, 2 K non-Cu Jc, Thoner (VAC) Erice '96.Applied Field, T(NbTaTi)3Sn: Production Bronze route strand, 2 K non-Cu Jc, Thoner (VAC) Erice '96.Applied Field, T(NbTaTi)3Sn: Production Bronze route strand, 4.2 K non-Cu Jc, Thoner (VAC) Erice '96.Applied Field, T(NbTaTi)3Sn: Production Bronze route strand, 4.2 K non-Cu Jc, Thoner (VAC) Erice '96.1.64E+013.31E+021.64E+015.41988009051.49E+013.32E+021.49E+014.9392058951.74E+012.81E+021.74E+014.86801132281.58E+012.81E+021.58E+014.45493986911.84E+012.37E+021.84E+014.36366158761.69E+012.38E+021.69E+014.01473795751.94E+011.97E+021.94E+013.82441228131.79E+011.98E+021.79E+013.53534390682.04E+011.59E+022.04E+013.24251303881.89E+011.59E+021.89E+013.00991081852.14E+011.24E+022.14E+012.6638562241.99E+011.26E+021.99E+012.509373252.24E+019.47E+012.24E+012.12101053022.09E+019.49E+012.09E+011.98531192132.34E+016.86E+012.34E+011.60725719072.19E+016.88E+012.19E+011.50742487162.44E+014.78E+012.44E+011.16815380642.30E+014.84E+012.30E+011.1117951267Applied Field, TJc, A/mm_Applied Field, TApplied Field, TJc, A/mm_Applied Field, T(NbTaTi)3Sn: Production Bronze route strand, 2 K non-Cu Jc, Thoner (VAC) Erice '96.(NbTaTi)3Sn: Production Bronze route strand, 4.2 K non-Cu Jc, Thoner (VAC) Erice '96.From: Niobium-Tin for Fusion, High Energy Physics and Other Applications Taeyoung Pyon and Eric Gregory, IGC Advanced Superconductors, ASC 98 Paper MSA-03tj_pyon@tx.netcom.com203-753-5215SampleWire Dia.Subel.Sn# ofJc (A/mm_) at 10-14 Ohm-mQhNon-CuDeffFluxName(mm)DesignLevelSubel.10 T11 T12 T(mJ/cm_)Fraction(m)JumpsAE13370.516Un-SplitHigh37317326702216---0.632---largeAE13610.518Un-SplitHigh6128082361195449860.614---largeAE11370.516Un-SplitLow3719911677139230400.61357someAE11610.516Un-SplitLow6116431382115030010.62972someSE11370.515SplitLow3717751498127716790.63333NoneSE11610.516SplitLow6117631504126813970.60226NoneSE12370.517SplitMid3723651975165230600.61757NoneSE12610.517SplitMid6122271855153622700.60139NoneJc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &PJc (A/mm_) f(dp,B)Applied Field, TApplied Field, TApplied Field, TUW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)15.3460.06817.5467.49117.5389.495515.35459.83117.55461.60817.55384.8915.4456.30617.6457.93217.6381.62215.45451.61117.65453.48617.65378.696515.5449.07217.7448.56617.7374.322515.55445.3617.75443.01817.75370.65515.6441.22817.8437.34517.8366.23315.65437.66417.85432.79117.85361.6215.7434.93217.9428.40217.9357.87415.75429.46117.95423.00617.95354.514515.8426.04518419.63818351.515.85424.14818.05412.42718.05346.29915.9419.28818.1407.23218.1342.30915.95414.00718.15403.9918.15338.4816410.24718.2401.76918.2335.665516.05407.81918.25397.58418.25332.401516.1406.09418.3392.37518.3328.115516.15402.85818.35386.55618.35323.54416.2399.64818.4381.51718.4319.38616.25396.47418.45377.93818.45315.742516.3391.47718.5371.4418.5310.4816.35388.36418.55366.0318.55305.58316.4385.4918.6360.69318.6300.916516.45382.20418.65357.59118.65297.971516.5378.36818.7352.1718.7294.15516.55374.38718.75347.45618.75289.99416.6373.1518.8344.25818.8286.931516.65370.17718.85339.92218.85283.12916.7364.81218.9334.70518.9278.97816.75360.91418.95329.70718.95275.191516.8357.78319323.91419270.90616.85353.53519.05319.34319.05266.798516.9350.71819.1314.61319.1263.337516.95346.33319.15310.7519.15260.592517343.06619.2305.83119.2256.46217.05339.88319.25301.96619.25253.012517.1336.72919.3299.07319.3250.25317.15333.84319.35294.99619.35247.123517.2331.18619.4290.92919.4243.11817.25327.44119.45287.65819.45240.325517.3324.4119.5283.09319.5236.515517.35320.77419.55279.91319.55233.42217.4318.4119.6275.48219.6230.022517.45315.24619.65269.90219.65226.24517.5311.519.7267.39819.7223.672517.55308.17219.75263.67219.75220.67617.6305.31219.8259.81819.8216.814517.65303.90719.85255.53319.85212.779517.7300.07919.9252.13519.9209.619517.75298.29219.95245.78319.95204.7717.8295.12120241.3320201.368517.85290.44920.05238.23720.05198.072517.9287.34620.1234.82920.1195.36617.95286.02320.15231.11320.15192.368518283.36220.2226.39720.2188.794518.05280.17120.25222.2720.25185.534518.1277.38620.3217.42820.3181.935518.15272.9720.35213.81420.35178.71918.2269.56220.4211.41120.4175.9718.25267.21920.45206.67920.45172.70318.3263.85620.5202.87320.5169.290518.35260.53220.55199.02620.55166.511518.4257.25520.6195.0320.6162.982518.45253.54720.65190.71620.65160.07418.5249.5220.7187.69720.7157.105518.55245.13620.75184.71720.75154.867518.6241.1420.8181.26920.8152.021518.65238.35220.85178.8320.85149.51218.7236.1420.9174.45920.9146.29718.75232.53220.95171.68920.95143.97718.8229.60521168.97121141.1718.85226.33621.05163.99721.05137.286518.9223.25121.1160.18921.1133.987518.95220.67621.15156.721.15130.76419217.89821.2153.28821.2127.916519.05214.25421.25149.9521.25125.16919.1212.06221.3146.57821.3121.887919.15210.43521.35142.92121.35118.6981519.2207.09321.4139.6621.4115.767719.25204.05921.45136.17921.45113.166519.3201.43321.5133.06721.5110.423219.35199.25121.55129.42421.55107.4525519.4195.30721.6126.56121.6104.7628519.45192.99321.65123.97721.65102.3722519.5189.93821.7120.88621.799.8768519.55186.93121.75118.42421.7597.590319.6184.56321.8115.42521.895.0359519.65182.58821.85112.5921.8592.6725519.7179.94721.9110.05621.990.645219.75177.6821.95107.04921.9588.0496519.8173.81122104.3052285.890819.85170.02622.05101.99322.0583.7636519.9167.10422.199.381422.181.6202519.95163.75722.1595.474322.1578.8357520161.40722.293.047722.276.751420.05157.90822.2590.424722.2574.9502520.1155.90322.387.300322.372.2997520.15153.62422.3585.069922.3570.288120.2151.19222.482.689722.468.618320.25148.79922.4580.505122.4566.595820.3146.44322.578.135222.564.5634520.35143.62422.5575.571622.5562.6099520.4140.52922.673.602722.660.971720.45138.72722.6571.43622.6559.023220.5135.70822.769.511122.757.5623520.55133.99722.7567.325922.7555.9295520.6130.93522.865.307822.854.259720.65129.43222.8563.529122.8552.8311520.7126.51422.961.279722.951.041820.75125.01822.9559.946422.9549.817720.8122.7742358.19832348.53120.85120.19423.0556.133323.0546.709820.9118.13523.154.082823.144.9955520.95116.26523.1552.323923.1543.527421113.36923.250.295123.241.741721.05110.57623.2548.35323.2540.1588521.1107.78623.346.637923.338.4952521.15104.82823.3544.671423.3537.0729521.2102.54523.443.155423.435.9686521.25100.38823.4541.690323.4534.6409521.397.197823.540.599323.533.500521.3594.475323.5539.279723.5532.3761521.491.875423.637.719823.631.0724521.4590.15423.6536.26323.6529.8766521.587.779423.735.236623.728.9419521.5585.481123.7533.633423.7527.8228521.682.964723.832.093423.826.4886521.6580.767523.8530.766223.8525.5266521.778.867723.929.251923.924.410421.7576.756623.9528.04923.9523.346821.874.64692427.10292422.5031521.8572.755124.0525.908624.0521.57521.971.234424.124.565624.120.3367521.9569.050324.1523.449924.1519.36922267.476624.222.252124.218.3917522.0565.534324.2521.256224.2517.534322.163.859124.320.284824.316.7506522.1562.197224.3519.433724.3515.956322.260.455124.418.476124.415.15522.2559.475824.4517.754924.4514.4730522.357.299224.516.6551Jc, A/mm_22.3555.506324.5516.063322.454.546924.615.203522.4552.686524.6514.513522.550.991724.713.630622.5549.648324.7512.9222.648.340724.812.096322.6546.6104Jc, A/mm_22.745.613622.7544.533222.843.211622.8542.133222.940.803922.9539.6892338.863723.0537.286323.135.908323.1534.730923.233.188323.2531.964723.330.352623.3529.474523.428.781923.4527.591623.526.401723.5525.4726Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.24.425123.6523.490323.722.647323.7522.012323.820.883923.8520.287123.919.568923.9518.64462417.903424.0517.241424.116.107924.1515.288524.214.531424.2513.812424.313.216524.3512.478924.411.833924.4511.1912Jc, A/mm_Nb3Al: Rapid quench/MF lower range, Iijima et al. (NRIM)Applied Field, T20250Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, A/mm_Applied Field, TApplied Field, T18733.1161813.19608820440.632208.8126421277.326215.82384622158.688223.4911362380.3549231.8481627Applied Field, TJc, A/mm_Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Applied Field, TApplied Field, T1.43E+011.25E+031.43E+0117.985775281.63E+019.76E+021.63E+0115.87221507951.82E+016.01E+021.82E+0110.9398824921.92E+014.24E+021.92E+018.12837928962.01E+013.07E+022.01E+016.19301723882.11E+011.92E+022.11E+014.04221525712.21E+011.14E+022.21E+012.50590774182.30E+015.83E+012.30E+011.3421426389Appl. Phys. lett., vol. 71(1), pp. 122-124, 7 July 1997.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &P2223Jc (A/mm_) f(dp,B)American Superconductor Corp. Bi2223 data presented by Jeff Seuntjens at LTSC'96UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)Field, BBi-2223: Rolled 85 Filament Tape (AmSC) B ||, Seuntjens et al.Bi-2223: Rolled 85 Filament Tape (AmSC) B ||, Seuntjens et al.Field, BBi-2223: Rolled 85 Filament Tape (AmSC) B |_, Seuntjens et al.0.00E+0001.88E+0302003.091.12E-010.20586003441.84E+030.0417971442.71.72E-010.2983569581.74E+030.08780541159.262.73E-010.44937393641.65E+030.193976957.4363.87E-010.60014302961.55E+030.309507879.1854.77E-010.7107351441.49E+030.40075836.6319.89E-011.27887643061.29E+030.506812811.5361.99E+002.34854197831.18E+030.997569698.4153.00E+003.3331164661.11E+032.00683660.2844.01E+004.20567937841.05E+033.00305628.2335.03E+004.90631556179.76E+024.0132601.8716.02E+005.50637857749.15E+025.02424587.2797.02E+006.44280432899.18E+026.02269584.652.00E+0118.26321224119.13E+027.00811588.101Fp,GN/m_Jc, A/mm_19.9763577.662A/mm_Applied Field, TBi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96Applied Field, TBi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/9603055000.12988.330.10.2988330.526850.51.34251239012.3922081.6724.1633431853.3335.559994171546.865161558.07561513.3369.0799871460710.2281393.33811.14664101313.31013.133111276.671114.04337Jc, A/mm_Fp,GN/m_Bi 2223: UW test of ASC 85 fil.-tape, B||abBi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96Applied Field, TBi 2223: Rolled 85 Fil. Tape (AmSC) B|_, UW'6/96Applied Field, TBi 2223: Rolled 85 Fil. Tape (AmSC) B|_, UW'6/9603238.3300Bi 2223: UW HT of ASC 85 fil.-tape, B||c0.013181.670.010.03181670.023096.670.020.06193340.032981.670.030.08945010.0428300.040.11320.052671.670.050.13358350.0823550.080.18840.121430.10.21430.217350.20.3470.315550.30.46650.414350.40.5740.513900.50.69511263.3311.263332113022.2631056.6733.170014101544.065986.6754.933356963.3365.779987943.3376.603318928.3387.426649913.3398.2199710901.67109.016711886.67119.75337Jc, A/mm_Fp,GN/m_Bi 2223: ASC 85 fil.-tape, B||cBi 2223: Rolled 85 Fil. Tape (AmSC) B|_, UW'6/96Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &P2212Jc (A/mm_) f(dp,B)Applied Field, TBi-2212: 19 filament tape B||tape face - Okada et al (Hitachi) '95Bi-2212: 19 filament tape B||tape face - Okada et al (Hitachi) '95UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)0.00E+001.00E-024.77E+039.60E-014.01E+004.18E+031.97E+007.29E+003.71E+032.96E+001.01E+013.42E+033.93E+001.24E+013.16E+034.94E+001.42E+012.88E+035.95E+001.64E+012.76E+037.94E+001.98E+012.49E+039.94E+002.27E+012.28E+031.20E+012.56E+012.14E+031.40E+012.83E+012.03E+031.60E+013.06E+011.91E+031.80E+013.30E+011.83E+032.00E+013.63E+011.81E+032.10E+013.83E+011.82E+032.21E+013.98E+011.80E+032.30E+014.03E+011.75E+03Fp,GN/m_Jc, A/mm_Applied Field, TBi-2212: stack 77K Hasegawa et al. (Showa) IWS'95, B||tapeApplied Field, TBi-2212: paste 77K Hasegawa et al. (Showa) IWS'95, B||tapeApplied Field, TBi-2223: multi 77K Hasegawa et al. (Showa) IWS'95, B||tape068.46620.00E+001.60E+02061.66150.045551332.06683.68E-028.75E+010.037129342.02430.11491110.23379.18E-024.43E+010.12244534.13630.1774784.061813.28E-011.05E+010.17344828.1990.2861581.558193.84E-015.21E+000.2801923.7294Applied Field, TJc, A/mm_5.02E-012.12E+000.42124519.63525.91E-011.05E+000.49394616.6572Applied Field, TJc, A/mm_0.6025913.18660.68790610.71150.7946489.013650.9030217.198160.9995935.848281.501162.340361.985771.124622.485990.4701142.984690.296178Bi-2223: multi 77K Hasegawa et al. (Showa) IWS'95, B||tapeFrom Figure 3, Hasegawa et al. (Showa) IWS'95 pp. 259-262Bi-2212: paste 77K Hasegawa et al. (Showa) IWS'95, B||tapeBi-2212: stack 77K Hasegawa et al. (Showa) IWS'95, B||tapeApplied Field, TBi-2212: paste 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeApplied Field, TBi-2212: stack 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeApplied Field, TBi-2223: multi 4.2 K Hasegawa et al. (Showa) IWS'95, B||tape2.00E+002.85E+031.00E+001.62E+030551.314.00E+002.55E+032.00E+001.52E+031289.416.00E+002.15E+034.00E+001.33E+032282.1798.00E+001.96E+036.00E+001.22E+033241.4861.20E+011.76E+038.00E+001.03E+034231.478Applied Field, TJc, A/mm_1.00E+011.02E+035227.7691.20E+019.37E+026224.118Applied Field, TJc, A/mm_7216.7588205.884Applied Field, TJc, A/mm_Bi-2212: stack 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeBi-2223: multi 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeBi-2212: paste 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeApplied Field, TBi-2212: Round Wire at 4.2 K, Motowidlo et al. (IGC)Applied Field, TBi-2212: Round multifilament strand - 4.2 K (IGC) Motowidlo et al. ISTEC/MRS '950.00E+006.42E+020.00E+002.07E+034.00E+003.89E+024.73E-011.11E+038.00E+002.88E+029.57E-019.42E+021.20E+012.87E+021.96E+007.67E+02Applied Field, TJc, A/mm_2.96743678.503Appl. Phys. Lett. 65, 2731-2733, 1994.3.95193610.08Bi-2212: Round Wire at 4.2 K, Motowidlo et al. (IGC)4.956567.1679.93E+004.72E+021.50E+014.28E+02Applied Field, TJc, A/mm_Bi-2212: Round multifilament strand - 4.2 K (IGC) Motowidlo et al. ISTEC/MRS '95Applied Field, TBi-2212: Round Multifilament strand 27K (IGC) Motowidlo et al. ISTEC/MRS '950.00E+007.40E+024.68E-014.02E+029.74E-012.95E+022.95E+001.11E+024.9588529.62185.9619629.4268Applied Field, TJc, A/mm_Bi-2212: Round Multifilament strand 27K (IGC) Motowidlo et al. ISTEC/MRS '95Applied Field, TBi 2212: UW HT of OST PIT-tape, B||c, B|_tape faceApplied Field, TBi 2212: UW HT of OST PIT-tape, B||c, B|_tape face0247400.010.514120.50.7061120511.2052102822.056394232.826584654.2311714117.854Jc, A/mm_Fp,GN/m_Bi 2212: UW HT of OST PIT-tape, B||cJc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &PYBaCuOJc (A/mm_) f(dp,B)Applied FieldYBaCuO: 1.2 m film microbridge, B||a-b, 75 K, Foltyn et al. (LANL) IWS'95YBaCuO: 1.2 m film microbridge, B||c, 75 K, Foltyn et al. (LANL) IWS'95UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)1.87E-031.32E+041.37E-021.33E+048.87E-013.32E+039.94E-026.29E+031.07E+003.14E+033.75E-013.85E+031.59E+002.68E+039.12E-012.47E+032.10E+002.59E+031.07E+002.51E+032.63E+002.43E+031.58E+002.01E+033.15E+002.21E+032.12E+001.64E+033.69E+002.02E+032.64E+001.40E+034.22E+001.83E+033.16E+001.18E+034.77E+001.71E+033.69E+009.61E+025.31E+001.59E+034.21E+007.99E+025.84E+001.47E+034.77E+006.46E+026.40E+001.40E+035.30E+004.94E+026.94E+001.28E+035.85E+003.57E+027.47E+001.27E+036.39E+002.63E+028.01E+001.16E+036.94E+001.70E+028.53E+001.08E+037.48E+001.11E+029.08E+001.09E+038.01E+006.44E+018.53E+003.69E+019.08E+001.95E+01Applied Field, TYBCO: /Ni/YSZ ~1 m thick microbridge, H||c 4 K, Foltyn et al. (LANL) '96Applied Field, TYBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '96YBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '968.34E-016.78E+040.00E+0001.90E+041.15E+005.77E+041.81E-013.05891.69E+041.68E+004.78E+043.02E-014.65081.54E+042.76E+003.81E+045.58E-016.64021.19E+043.84E+003.28E+041.06E+009.7529.20E+034.90E+002.95E+042.07E+0014.09676.81E+035.97E+002.71E+043.08E+0017.64845.73E+037.04E+002.51E+045.08E+0025.6545.05E+038.12E+002.37E+047.09E+0031.05424.38E+038.96E+002.27E+049.11E+0035.43793.89E+039.17E+002.22E+041.11E+0138.0733.43E+039.61E+002.23E+041.31E+0139.9553.05E+031.01E+012.17E+041.51E+0141.2232.73E+031.06E+012.15E+041.66E+0143.3262.61E+031.11E+012.10E+041.81E+0146.3362.56E+031.16E+012.06E+04FpJc1.21E+012.04E+041.26E+011.99E+041.31E+011.96E+041.36E+011.92E+041.41E+011.94E+041.46E+011.89E+041.51E+011.88E+041.56E+011.84E+04YBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '961.61E+011.82E+041.66E+011.79E+041.71E+011.76E+041.76E+011.74E+041.81E+011.72E+04< These three sets faxed to us by Marty Maley from LANL STC 5/9/96Applied Field, TYBCO: /Ni/YSZ ~1 m thick microbridge, H||c 75 K, Foltyn et al. (LANL) '960.00E+001.58E+041.46E-011.10E+042.50E-017.91E+033.53E-016.02E+034.42E-014.72E+035.93E-014.18E+031.14E+003.13E+031.67E+002.49E+032.21E+002.05E+032.74E+001.74E+033.27E+001.43E+033.80E+001.20E+034.35E+009.96E+024.87E+008.00E+025.39E+006.12E+025.96E+004.76E+026.50E+003.39E+027.03E+002.25E+027.56E+001.40E+028.10E+008.06E+018.62E+004.62E+019.16E+002.44E+01YBCO: /Ni/YSZ ~1 m thick microbridge, H||c 75 K, Foltyn et al. (LANL) '96Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &PNbNJc (A/mm_) f(dp,B)Applied Field, TNbN: 60 nm film || B, Gavaler et al. (Westinghouse) IEEE MAG-17 '81NbN: 60 nm film || B, Gavaler et al. (Westinghouse) IEEE MAG-17 '81UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)1.974293739481.97429738.281796924.013213409184.013211368.175526788.236642506338.236642064.3737931210.572520203410.57252136.00446512.223314948712.22331827.224447113.114910515613.11491379.110424413.932576616.713.93251067.4621727515.208260851.215.2082925.4372198419.183428417.319.1834545.14043282Jc, A/mm_Fp,GN/m_NbN: 60 nm film, Gavaler et al. (Westinghouse) Dimensional effects on current and field properties in NbN films, IEEE Trans MAG-17, pp. 573-576, 1981Applied Field, TNbN: 13 nmNbN/2 nmAlN multi-layer || B, Gray et al. (ANL) Physica C, 152 '88NbN: 13 nmNbN/2 nmAlN multi-layer || B, Gray et al. (ANL) Physica C, 152 '881.07E+015.72E+031.07E+0161.2315229681.19E+014.84E+031.19E+0157.4642630951.31E+013.87E+031.31E+0150.767345931.43E+012.87E+031.43E+0141.0603941441.55E+012.17E+031.55E+0133.7553395581.67E+011.47E+031.67E+0124.5563043641.73E+011.20E+031.73E+0120.752623961.80E+019.40E+021.80E+0116.87525586761.85E+017.24E+021.85E+0113.40308157781.91E+015.48E+021.91E+0110.43963828161.97E+013.92E+021.97E+017.71022610822.03E+012.51E+022.03E+015.08746700742.09E+011.69E+022.09E+013.53468010282.15E+019.00E+012.15E+011.93272319612.21E+015.05E+012.21E+011.11656555522.27E+012.63E+012.27E+010.596472096Jc, A/mm_Fp,GN/m_NbN: 13 nmNbN/2 nmAlN multi-layer || B, Gray et al. (ANL) Physica C, 152, pp. 445-455, 1988Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &PJc (A/mm_) f(dp,B)Applied Field, TSnMo6S8: HIP Lgb(m^-1=4.0), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=4.0), Bonney et al. JAP '95UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)5157057.8510770107.715420156.320160203.2Jc, A/mm_Fp,GN/m_SnMo6S8: HIP Lgb(m^-1=4.0), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=3.6), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=3.6), Bonney et al. JAP '955123056.1510640106.415360155.42090201.8Jc, A/mm_Fp,GN/m_SnMo6S8: HIP Lgb(m^-1=3.6), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=3.3), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=3.3), Bonney et al. JAP '95599054.9510400104Jc, A/mm_Fp,GN/m_SnMo6S8: HIP Lgb(m^-1=3.3), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=2.3), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=2.3), Bonney et al. JAP '95568053.410460104.6Jc, A/mm_Fp,GN/m_SnMo6S8: HIP Lgb(m^-1=2.3), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=2.1), Bonney et al. JAP '95Applied Field, TSnMo6S8: HIP Lgb(m^-1=2.1), Bonney et al. JAP '95563053.1510520105.215410156.1520130202.6Jc, A/mm_Fp,GN/m_SnMo6S8: HIP Lgb(m^-1=2.1), Bonney et al. JAP '95N. Cheggour, M. Devroux, A. Gupta, . Fischer, J. A. A. J. Perenboom, V. Bouquet, M. Sergent and R. Chevrel, "Enhancement of the Critical Current Density in Chevrel phase superconducting wires," J. Appl. Phys., vol. 81(9), pp. 6277-6284, 1997.Field, TJc A/mm_, 1Volt/cmField, TJc A/mm_, 1Volt/cmPbSnMo6S8 (Chevrel Phase): Wire in 14 turn coil, 4.2 K, 1 Volt/cm, Cheggour et al., JAP 1997PbSnMo6S8 (Chevrel Phase): Wire in 14 turn coil, 4.2 K, 1 Volt/cm, Cheggour et al., JAP 199711914128191367015548154711833718237202372013422149225623112233324822413255Wire#1, Coil#2 4.2 KWire#2, Coil#2 4.2 KField, TJc A/mm_, 1Volt/cmField, TJc A/mm_, 1Volt/cmPbSnMo6S8 (Chevrel Phase): Wire in 14 turn coil, 1.9 K, 1 Volt/cm, Cheggour et al., JAP 1997PbSnMo6S8 (Chevrel Phase): Wire in 14 turn coil, 1.9 K, 1 Volt/cm, Cheggour et al., JAP 1997159121869616818196241861920543204462149422295224262322823377241742431125122Wire#1, Coil#2 1.9 KWire#2, Coil#2 1.9 KJc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &PApplied Field, TV-1Hf/Zr-40Hf, Ekin et al.????, 198242269Jc (A/mm_) f(dp,B)61745UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)8141610120612100014782165551829019153??? Needs checking with original J. W. Ekin, J. R. Gavaler and J. Gregg, Appl. Phys. Lett., 41, 996, 1982.Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &PJc (A/mm_) f(dp,B)UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &P6151224101210101011201814.34730.8339570021000001251.26594243510.512.511111112212016.26951.151720.1810.146478420.959690.47284510.10.01151.52.5545.6111312121213222118.19161.682160.3020.249619641.968130.95663320.50.02181.76682365611.513.513131316232219.17362.759710.5580.353327862.958121.96264310.032023.576712141414182320.14523.838071.060.4421511283.929772.96743420.04222.27037487812.516152021.10634.901632.070.593023104.938133.95193530.05232.54.5813171622.06745.965433.081.13762125.946334.956640.08242.780065917.51723.03897.044525.081.667667.944459.93358750.135.51018188.123777.092.213239.9425314.9501860.23.28027618.5198.959849.112.7439111.958970.33.5719.5209.1725211.13.2742813.956880.44820219.6136513.13.804815.9731100.54.58.510.115315.14.3504517.9894111510.617116.64.8653620.023925.511.103518.15.3949921.03193611.60535.955222.0584412.10716.4993223.0299512.62397.02749613.11047.55502713.62748.09703814.12938.62375914.64629.164861015.13291115.619316.105916.607617.094117.580718.067375K75K75K75KNb3AlNb3AlNb3SnNb3SnNbTINbTINbTINbTI2212221222122212YBCOYBCO22232223At 4.2K UnlessOtherwise StatedAt 4.2K UnlessOtherwise Stated"Un-Critical" Critical CurrentDensity, A/mm2"Un-Critical" Critical CurrentDensity, A/mm2"Un-Critical" Critical CurrentDensity, A/mm2"Un-Critical" Critical CurrentDensity, A/mm2Applied Field, TApplied Field, T1.8KNb-Ti-Ta1.8KNb-Ti-TaPbSnMo6S8PbSnMo6S81.8K Nb-Ti1.8K Nb-TiNb-Ti: 390 nm multilayer Nb-Ti/Nb (21/6), 50 V/cm - McCambridge et al. (Yale) (0)Nb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5), 50 V/cm, McCambridge et al. (Yale)Nb-Ti: Nb-Ti/Ti (19/5) 370 nm multilayer '95 (0), 50 V/cm, N. Rizzo et al. LTSC'96 (Yale)Nb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.) -Heussner et al. (UW-ASC)Nb-Ti: Aligned ribbbons, B|| ribbons, Cooley et al. (UW-ASC)Nb-Ti: Best Heat Treated UW Mono-Filament. (Li and Larbalestier, '87)Nb-Ti: Example of Best Industrial Scale Heat Treated Composites ~1990 (compilation)Nb-Ti: Nb-47wt%Ti, 1.8 K, Lee, Naus and Larbalestier UW-ASC'96Nb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96Nb3Sn: Internal Sn High Ic strand design (TWC) - Jablonski (EIS'96) [Non-Cu Jc]Nb3Sn: Internal Sn, ITER type low hysteresis loss design (IGC - Gregory et al.) [Non-Cu Jc]Nb3Sn: Bronze route int. stab. -VAC-HP, non-(Cu+Ta) Jc, Thoner et al., Erice '96.Nb3Sn: ECN-PIT, 192 fil., non-Cu Jc, Hornsveld and Elen (NERF-ECN), Adv, Cryo. Eng. 36, 1990.Nb2.9Sn: Tape from Nb6Sn5 and Nb powders in Ta tube, with 1wt.%Ge addition. Core Jc only, field || tape surface, Tachikawa et al. (Tokai Univ.) ASC'96 and 10th USJW'96.Nb3Al: Nb stabilized 2-stage JR process (Hitachi,TML-NRIM,IMR-TU), Fukuda et al. ICMC/ICEC '96Nb3Al: Transformed rod-in-tube Nb3Al (Hitachi,TML-NRIM), Nb Stabilized - non-Nb Jc, APL, vol. 71(1), pp.122-124), 1997YBCO: /Ni/YSZ ~1 m thick microbridge, H||c 4 K, Foltyn et al. (LANL) '96YBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '96YBCO: /Ni/YSZ ~1 m thick microbridge, H||c 75 K, Foltyn et al. (LANL) '96Bi-2212: paste 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeBi-2212: stack 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeBi-2212: 19 filament tape B||tape face - Okada et al (Hitachi) '95Bi-2212: Round multifilament strand - 4.2 K (IGC) Motowidlo et al. ISTEC/MRS '95Bi-2223: multi 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeBi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96Bi 2223: Rolled 85 Fil. Tape (AmSC) B|_, UW'6/96PbSnMo6S8 (Chevrel Phase): Wire in 14 turn coil, 4.2 K, 1 Volt/cm, Cheggour et al., JAP 19976503.8717315.52200013906.462363947498346600370018546972314.588687260210641197.022121.89500733.1161253.667784.21900015822.22851.871615.184769.12067.64551.3130553238.33818.76612925.213302.611314.21031284386429533030001503.75301922.2855199289041023.141743.85268.604440.632975.58157653.81690011009.82552.71520.834177.241106.78289.412988.333181.67548.211067.610171.50328623495198443025841157.9360.41608.4429860622769862.3731406.1892.9525277.326601.3747836.5154007912.172149.561326.43706.12942.155282.17926853096.67337.07510336.78990.0006506979410636872350823.2210.11324.9147878539651726.893615.74317.3422158.688423.93638066.1119006015.721957.521218.743417.25767.065241.48623902981.67236.811212.97882.5623594782304029841750513.61123.4136155423546595.861337.53280.3549307.41932830.892004723.721756.711034.833164.41678.503231.4782081.672830148.72112157.16785.7046888752207422901050250.3675.8313655405485.063143.909191.51729479.968104184.581019.562880.55610.08227.7691853.332671.67112.43413067.15702.9545124278158069.5531.5707917352394.883113.55727118.157303126.88937.0032760.34567.167224.1181715235582.313703.64620.2043359805835472.9036362569314.81858.255525146.150502492.072491.73472.479216.7581615214314101.23625.6259980061310398.5443540853245.81223695.943802051.052278.33427.796205.8841513.33173513814.72761.5419809715330.2479390451181.54322707.438901743.42137.41460155513699.81322.5775770937219.6897737061126.81522152.334301434.932031.091393.33143511965349.1604803527170.47355816883.789822303.630501200.221913.621313.313909820.22126.96744740121740.62730995.81834.081276.671263.337640.9521535.82610800.0861811.3211305837.7120993.12560612.4971819.41056.674342.4720628.6476.461804.21101520434.2339.2411751.25986.6719917.6224.667963.3319572.6139.508943.3319231.980.5703928.331936046.1606913.3318870.524.3998901.6718844.6886.6718369.718197.417881.517571.717406.917243.71210101011201814.34730.8339570210000121012.511111112212016.26951.151720.181420.959690.4728450.10.011510.51312121213222118.19161.682160.302641.968130.9566330.50.02181113.513131316232219.17362.759710.558862.958121.9626410.032011.5141414182320.14523.838071.061283.929772.9674320.04221216152021.10634.901632.07104.938133.9519330.052312.5171622.06745.965433.08125.946334.95640.08241317.51723.03897.044525.087.944459.9335850.118188.123777.099.9425314.950160.218.5198.959849.1111.958970.319.5209.1725211.113.956880.420219.6136513.115.9731100.510.115315.117.989411110.617116.620.0239211.103518.121.0319311.605322.0584412.107123.0299512.6239613.1104713.6274814.1293914.64621015.13291115.619316.105916.607617.094117.580718.067375K75KNb3AlNb3AlNb3SnNb3Sn2212221222122212YBCOYBCO22232223At 4.2K UnlessOtherwise StatedAt 4.2K UnlessOtherwise StatedApplied Field, TApplied Field, T1.8KNb-Ti-Ta1.8KNb-Ti-TaPbSnMo6S8PbSnMo6S81.8KNb-Ti1.8KNb-TiCritical Current Density, A/mm2Nb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96Nb3Sn: Internal Sn High Ic strand design (TWC) - Jablonski (EIS'96) [Non-Cu Jc]Nb3Sn: Internal Sn, ITER type low hysteresis loss design (IGC - Gregory et al.) [Non-Cu Jc]Nb3Sn: Bronze route int. stab. -VAC-HP, non-(Cu+Ta) Jc, Thoner et al., Erice '96.Nb3Sn: ECN-PIT, 192 fil., non-Cu Jc, Hornsveld and Elen (NERF-ECN), Adv, Cryo. Eng. 36, 1990.Nb2.9Sn: Tape from Nb6Sn5 and Nb powders in Ta tube, with 1wt.%Ge addition. Core Jc only, field || tape surface, Tachikawa et al. (Tokai Univ.) ASC'96 and 10th USJW'96.Nb3Al: Nb stabilized 2-stage JR process (Hitachi,TML-NRIM,IMR-TU), Fukuda et al. ICMC/ICEC '96Nb3Al: Transformed rod-in-tube Nb3Al (Hitachi,TML-NRIM), Nb Stabilized - non-Nb Jc, APL, vol. 71(1), pp.122-124), 1997YBCO: /Ni/YSZ ~1 m thick microbridge, H||c 4 K, Foltyn et al. (LANL) '96YBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '96Bi-2212: paste 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeBi-2212: stack 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeBi-2212: 19 filament tape B||tape face - Okada et al (Hitachi) '95Bi-2212: Round multifilament strand - 4.2 K (IGC) Motowidlo et al. ISTEC/MRS '95Bi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96Bi 2223: Rolled 85 Fil. Tape (AmSC) B|_, UW'6/96PbSnMo6S8 (Chevrel Phase): Wire in 14 turn coil, 4.2 K, 1 Volt/cm, Cheggour et al., JAP 1997Nb-Ti: Nb-47wt%Ti, 1.8 K, Lee, Naus and Larbalestier UW-ASC'966972314.588687260210641197.022121.89500733.1161253.667784.2190002851.871615.184769.12067.6430553238.33818.76618545301922.2855199289041023.141743.85268.604440.632975.58157653.8169002552.71520.834177.241106.782988.333181.67548.21503.7360.41608.4429860622769862.3731406.1892.9525277.326601.3747836.5154002149.561326.43706.12942.15526853096.67337.0751157.9210.11324.9147878539651726.893615.74317.3422158.688423.93638066.1119001957.521218.743417.25767.06523902981.67236.8823.21123.4136155423546595.861337.53280.3549307.41932830.892001756.711034.833164.41678.5032081.672830148.721513.6675.8313655405485.063143.909191.51729479.968101019.562880.55610.081853.332671.67112.434250.3531.5707917352394.883113.55727118.15730937.0032760.34567.1671715235582.369.5472.9036362569314.81858.255525146.150502491.73472.47916152143398.5443540853245.81223695.943802278.33427.7961513.331735330.2479390451181.54322707.438902137.414601555219.6897737061126.81522152.334302031.091393.331435170.47355816883.789822303.630501913.621313.3139021740.627301834.081276.671263.3321535.826101811.32113020993.125601819.41056.6720628.61804.21101520434.21751.25986.6719917.6963.3319572.6943.3319231.9928.3319360913.3318870.5901.6718844.6886.6718369.718197.417881.517571.717406.917243.71000A/mm_ Field Intercept for 4.2k (unless otherwise statedJc (A/mm_) f(dp,B)UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)Bi-2212: Round multifilament strand - (IGC) '95Bi 2223: Rolled 85 Fil. Tape (AmSC) B|_, UW'6/96YBCO: /Ni/YSZ ~1 m thick bridge, H||c 75 K, (LANL) '96Nb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (UW-ASC)Nb-Ti: Industrial Scale Composites Circa 1990Nb-Ti: Mono-Filament. (Li and Larbalestier, '87)Bi-2212: stack (Showa) '95, B||tapeNb-Ti: Nb-47wt%Ti, 1.8 K, UW-ASC'96Bi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96Bi-2212: paste, Hasegawa et al. (Showa) '95, B||tapeBi-2212: 19 filament tape B||tape face - (Hitachi) '95YBCO: /Ni/YSZ ~1 m thick bridge, H||c 4 K, (LANL) '9610.6544.47.2588.7591111.2514.214.416.12020202020.6544.47.2588.7591111.2514.214.416.1>20T>20T>20T>20TJc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &P0000000000000000&APage &PBi-2212Nb3Sn>20T YBCO>20T Bi 2212>20T Bi 2223Nb-TiBi-2212Nb-TiNb-TiNb-TiYBCOBi-2223Nb3SnNb3SnNb3Al>20T Bi 2212At 4.2 K unless otherwise stated1Maximum Field at 1000A/mm_161430121127Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&C&"Arial,Bold"&18Critical Current Density vs Magnetic Field for Various Superconductors&LData Compiled by Peter J.LeeUniversity of Wisconsin-MadisonApplied Superconductivity Center11210100.833957000014.3473212.511111.151720.1810.959690.472845116.26952.51312121.682160.3021.968130.956633218.1916313.513132.759710.5582.958121.96264319.17363.514143.838071.063.929772.96743420.1452416154.901632.074.938133.95193521.10634.517165.965433.085.946334.956622.0674517.5177.044525.087.944459.93358723.03895.518188.123777.099.9425314.95018618.5198.959849.1111.9589719.5209.1725211.113.9568820219.6136513.115.97318.510.115315.117.989410.617116.620.023911.103518.121.031911.605322.058412.107123.029912.623913.110413.627414.129314.646215.132915.619316.105916.607617.094117.580718.0673"Un-Critical" Critical CurrentDensity, A/mm2Applied Field, TNb3AlBi2212TapeBi2223Round 4.2KITER-Nb3SnLow AC LossBi2223Round 75 KYBCO Tape 75 KNbTiYBCO TapeAt 4.2 K UnlessOtherwise Stated1.8 KNb-Ti-TaNb3SnHigh AC LossARIES RSNb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.) -Heussner et al. (UW-ASC)Nb-44wt.%Ti-15wt.%Ta: at 1.8 K, monofil. optimized for high field only, unpubl. Lee, Naus and Larbalestier (UW-ASC) '96Nb3Sn: Internal Sn High Ic strand design (TWC) - Jablonski (EIS'96) [Non-Cu Jc]Nb3Sn: Bronze route int. stab. -VAC-HP, non-(Cu+Ta) Jc, Thoner et al., Erice '96.YBCO: /Ni/YSZ ~1 m thick microbridge, H||c 4 K, Foltyn et al. (LANL) '96YBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '96Bi-2212: 19 filament tape B||tape face - Okada et al (Hitachi) '95Bi-2212: Round multifilament strand - 4.2 K (IGC) Motowidlo et al. ISTEC/MRS '95Bi-2223: multi 4.2 K Hasegawa et al. (Showa) IWS'95, B||tapeNb3Al: Transformed rod-in-tube Nb3Al (Hitachi,TML-NRIM), Nb Stabilized - non-Nb Jc, APL, vol. 71(1), pp.122-124), 199713906.46236394746972314.58868726021197.0267784.2190004769.12067.64551.311253.611314.21031284385301922.2855199281023.1457653.8169004177.241106.78289.41975.58110171.5032862349360.41608.4429860622862.37347836.5154003706.12942.155282.179601.378990.0006506979210.11324.9147878539726.89338066.1119003417.25767.065241.486423.9367882.56235947821123.4136155423595.86132830.892003164.41678.503231.478307.4196785.7046888752675.8313655405485.06329479.968102880.55610.08227.769191.5175702.9545124278531.5707917352394.88327118.157302760.34567.167224.118113.5574620.2043359805472.9036362569314.81825146.150502491.73472.479216.75858.25553625.6259980061398.5443540853245.81223695.943802278.33427.796205.8842761.5419809715330.2479390451181.54322707.438902137.41322.5775770937219.6897737061126.81522152.334302031.09349.1604803527170.47355816883.789822303.630501913.62126.96744740121740.627301834.0821535.826101811.3220993.125601819.420628.61804.2120434.21751.2519917.619572.619231.91936018870.518844.618369.718197.417881.517571.717406.917243.7Jc (A/mm_) f(dp,B)UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &P12211010.9642865.920951114.347310.70440.1810.959690.12431.265941121.964297.89581216.269511.87850.3021.968130.52.5541.51232.928579.870661318.191613.12150.5582.9581213651.766821343.8928611.90751619.173614.29561.063.9297723.57621454.8928613.9061820.145215.53872.074.9381334872.270371665.9285715.89292021.106316.71273.085.9463344.582.51776.8928617.958122.067417.33435.087.944455592.7800617.587.9285719.988723.038917.95587.099.9425365.51031898.9642918.50839.1111.9589763.2802718.5101019.060811.113.9568873.519.5111119.682313.115.97311084201211.964320.303915.117.9894118.54.520.856416.620.0239521.477918.121.03195.522.099422.0584622.651923.0299&APage &PNb-Ti: APC strand Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.) -Heussner et al. (UW-ASC)Nb-Ti: Aligned ribbbons, B|| ribbons, Cooley et al. (UW-ASC)Nb-Ti: Best Heat Treated UW Mono-Filament. (Li and Larbalestier, '87)Nb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5), 50 V/cm, McCambridge et al. (Yale)Nb3Sn: Strand Example I, High Ic design Internal Sn (TWC - Jablonski et al.) [Non-Cu Jc]Nb3Sn: Sn plated Cu APC, 40 hr@650 C, R. Zhou PhD Thesis (OST), '94Nb3Sn: Sn Plated Cu APC 200 hr@650 C, Zhou et al. (OST) ,93Nb3Sn: APC with Ta, A15 layer only, Klemm et al. (KfK), 1990Nb3Sn: ECN-PIT, 192 fil., non-Cu Jc, Hornsveld and Elen (NERF-ECN), Adv, Cryo. Eng. 36, 1990.Nb3Al: Transformed rod-in-tube Nb3Al (Hitachi,TML-NRIM), Nb Stabilized - non-Nb Jc, APL, vol. 71(1), pp.122-124), 1997NbN: 13 nmNbN/2 nmAlN multi-layer || B, Gray et al. (ANL) Physica C, 152 '88YBCO: /Ni/YSZ ~1 m thick microbridge, H||ab 75 K, Foltyn et al. (LANL) '96Bi-2212: 19 filament tape B||tape face - Okada et al (Hitachi) '95Bi 2223: Rolled 85 Fil. Tape (AmSC) B||, UW'6/96Applied Field (T)Bulk Pinning Force, Fp (GN/m3)13.906462363919.66813.217.315523.145886872620.879713.630147.860163830523.3407917.9857752861.2315229683.05894.00885545560.29883322.628420625725.71615.9916.84029344421.145140719244.057123.013744.64182674620.926215.872215079557.4642630954.65087.29412595561.342525.428758215625.9917.7216.601419.301315832755.93629.86339.035104275618.2803410.93988249250.767345936.640210.108635572.3926.970001952124.63618.43518.26308829417.223892242156.969435.068531.2644510759.8518888.128379289641.0603941449.75212.43540348574.1633427.588968258221.2817.90422.425815.727790617656.350738.493123.024303266.0755766.193017238833.75533955814.096714.22453037155.5599927.142818755516.59216.0327.60111512710.813301848652.608340.547914.70752805352.878184.042215257124.55630436417.648416.41389255226.8625.663295305912.6432.667759.036703459548.036841.64387.3554581792.505907741820.7526239625.65419.79542439858.07523.10102167997.51538.0968302168.275813634543.376539.10962.52313362361.342142638916.875255867631.054222.65236437499.0799819.9409429893.142.30367.173798373537.703734.520513.403081577835.437925.5609528610.2216.569251885845.3159459696.109586872332.033829.452110.439638281638.07328.34751691211.146649.258043039747.94934.283950587326.269223.90417.710226108239.95530.56644362213.1332.793283842847.863.409471163420.602418.42475.087467007441.22332.99399875214.043371.079223302944.190993.534680102843.32636.26969054838.204751.932723196146.33638.2654388632.1074051.116565555239.79798586426.054820.59647209640.331112375Jc (A/mm_) f(dp,B)UW-ASC APC Nb-47wt.%Ti with 24vol.%Nb pins (24nm nominal diam.)Jc, 2.05 K, Nb-37Ti-22Ta, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-37Ti-22Ta, 400 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 1000 hr, Lazarev et al. (Kharkov), CCSW '94.Jc, 2.05 K, Nb-46Ti, 50 hr, Lazarev et al. (Kharkov), CCSW '94.&APage &P4420.27555.64223109106530.4838754351.265940.257640.8175.65571.50.5875166781.76682186277921.58.573882.2703729842.52.59.5952.78006310.27510633.573.28027483.54.5945104.55.5565.56.5677.588.599.510198019851986199419911995MFTF ConductorTevatron Energy Saver Strand, 1980.Best Production High Homogeneity, 1985.Best Univ.-WI HT Multi-Fil. Composite, '85.Best Small Scale HT Multi-Fil. Composite '86Revised Equivalent SSC Strand SpecificationNb-Ti: Best Industrial Scale Heat Treated Composites 1990Aligned ribbbons, field parallel to ribbons.Furukawa APC '94, dp=10.5nmSupercon APC/HT '95Nb-Ti: Nb-Ti/Nb (21/6) 390 nm multilayer '95 (5) McCambridge et al. (Yale)Nb-Ti: 1000 nm multilayer, 10 nm Cu:30 nm Nb-47wt.%Ti, Kadyrov et al. (UW-ASC)LHC dipole Outer 1.9 KLHC dipole inner 1.9 KApplied Field, TCritical Current Density, A/mm21924.8682183.0825154.8910046.873614.99624223700983411472.6479617315.5155003705101220.6481760.554098.569521.0541478.8621650300064298690311413302.614900967.12881384.9663403.738460.029258451984250186411067.614300657.2721051.6352835.6597793.36823504106966124910336.714800694.83042253.5045727.6561750304068411212.914700553.98641699.5174647.8521050207412157.113980436.61641126.7523859.12513067.113290272.2984657.2723168.9913703.61265293.896201.87642488.24414101.2119481807.49813814.7110001126.75213699.810168553.986411965937693.8969820.2285187640.9575305837.7166284342.475496440835842496186811446164420.27555.642236530.4838754357640.8175.6557875166788627798.573889849.59510.27510678910MFTF ConductorTevatron Energy Saver Strand, 1980.Best Production High Homogeneity, 1985.Best Univ.-WI HT Multi-Fil. Composite, '85.Best Small Scale HT Multi-Fil. Composite '86Revised Equivalent SSC Strand SpecificationNb-Ti: Best Industrial Scale Heat Treated Composites 1990Aligned ribbbons, field parallel to ribbons.Furukawa APC '94, dp=10.5nmSupercon APC/HT '95Applied Field, TCritical Current Density, A/mm2Advancement in the Critical Current Density of Nb-Ti Based Superconducting Strand at 4.2K1924.8682183.0825154.8910046.873614.99624223700983411472.647961220.6481760.554098.569521.0541478.86216503000642986903114967.12881384.9663403.738460.0292584519842501864657.2721051.6352835.6597793.368235041069661249694.83042253.5045727.65617503040684553.98641699.5174647.85210502074436.61641126.7523859.125272.2984657.2723168.9993.896201.87642488.2441807.4981126.752553.986493.8964420.27555.642236530.4838754357640.8175.6557875166788627798.573889849.59510.2751067891019801985198619941991MFTF ConductorTevatron Energy Saver Strand, 1980.Best Production High Homogeneity, 1985.Best Univ.-WI HT Multi-Fil. Composite, '85.Best Small Scale HT Multi-Fil. Composite '86Revised Equivalent SSC Strand SpecificationNb-Ti: Best Industrial Scale Heat Treated Composites 1990Aligned ribbbons, field parallel to ribbons.Furukawa APC '94, dp=10.5nmSupercon APC/HT '95Applied Field, TCritical Current Density, A/mm24420.27555.642236530.4838754357640.8175.6557875166788627798.573889849.59510.275106789101924.8682183.0825154.8910046.873614.99624223700983411472.647961220.6481760.554098.569521.0541478.86216503000642986903114967.12881384.9663403.738460.0292584519842501864657.2721051.6352835.6597793.3682350410