Volume InformationSource: Proceedings of the Royal Society of London. Series A, Containing Papers of aMathematical and Physical Character, Vol. 140, No. 840 (Apr. 1, 1933), pp. i-vPublished by: The Royal SocietyStable URL: http://www.jstor.org/stable/95889 .
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PROCEEDINGS
OF THE
ROYAL SOCIETY OF LONDON SERIES A
CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER.
VOL. CXL.
LONDON:
PRINTE,D FOR THE ROYAL SOCIETY AND SOLD BY
HARRISON AN] SONS, LTD., ST. MARTIN'S LANE, PRINTERS IN ORDINARY TO HIS MAJESTY.
JUNE, 1933.
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LONDON:
HARRISON AND SONS, LTD., PRINTERS IN ORDINARY TO HIS MAJESTY,
ST. MARTIN)' LANE.
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'CONTENTS,.
SERIES A. VOL. CXL.
No. A 840.-April 1, 1933. PAWE
Chemical Equilibrium in Vapour of a Mixture of Hydrocarbons. By H. A. Wilson,
The Energy Absorbed in the Cold Working of Metals. By W. Rosenham'n F.R.S., and V. H. Stott. (Platel) ................................-. , . ............ 9
The Spectrum of 112-The Bands Ending on 2p3fl Levels. Part II. By 0. W. Richardbon, F.R.S., and P. M. Davidson.- 25
The Effect of the Solvent on Reaction Velocity. III.-The Interaction of Per- sulphate Ions and Iodide Ions. By F. G. Soper and E. Williams. Comr- municated by J. L. Simonsen, F.R.S . 59
The Effect of the Solvent on Reaction Velocity. IV.-The Rate and Critical Incre- ments of some Chlorination Reactions. By R. E. Roberts and F. G. Soper. Commumcated by J. L. Simonsen, F.R.S........................... 71
The Crystalline Structure of Anthracene. A Quantitative X-Ray Investigation. By J. M. Robertson. Communicated by Sir William Bragg, O.M., F.R.S . ...... 79
The Photosynthesis of Hydrogen Chloride. I.-A New Experimental Method; The Inhibiting Effect of Hydrogen Chloride. By M. Ritchie and R. G. W. Norrish. Communicated by T. M. Lowry, F .R.S .. . i.,. 99
The Photosynthesis of Hydrogen Chloride. II.-". Oxygen-Free" Mixtures. By M. Ritchie and R. G. W. Norrish. Communicated by T. [. Lowry, F.R.S ....... 112
Gas Adsorption upon Electrically Conducting Films during their Condensation from Molecular Rays. By M. C. Johnson and T. V. Starkey. Communicated by S. W. J. Smith, F.R.S .........................* , 126
The Moving Boundary Method for the Determination of Tranport Numbers. By G. S. Hartley and J. L. Moilliet. Communicated by F. G. Donnan, F.R.S ...... 141
The Scattering of Electrons in Thin Films. By G. 0. Langstroth. Communicated by 0. W. Richardson, F.R.S .................... , . 159
The Relation between Mean Atomic Volume and Composition in Copper-Zinc Alloys. By E. A. Owen and L. Pickup. Communicated by Sir William Bragg, O.M., F.R.S ... , , - . 179
Variation of Mean Atomic Volume with Temperature in Copper-Zinc Alloys, with Observations on the r-Transformation. By E. A. Owen and L. Pickup. Com- municated by Sir William Bragg, O.M., F.R.S . .................................. 191
The Change of Resistance of a Semi-Conductor in a Magnetic Field. By J. W. Harding. Communicated by R. H. Fowler, F.R.S .................... ................... 205
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iv PAGE
The Structure of Surface Films. Part XVII.-yHydroxy-Stearic Acid and its Lactone. By N. K. Adam. Communicated by F. G. Donnan, F.R.S ........ 223
Flow of Water through Fine Clearances with relative Motion of the Boundaries. By R. J. Cornish. Communicated by D. R. Hartree, F.R........................... 227
No. A. 841.-May 3, 1933.
The Tides in Oceans on a Rotating Globe.-Part IV. By G. R. Goldsbrougb, F.R.S .. 241
On the Rate of Oxidation of Monolayers of Unsaturated Fatty Acids. By A. H. Hughes and E. K. Rideal, F.R.S .............................................................. 253
On Eddington's Problem of the Expansion of the Universe by Condensation. By N. R. Sen. Communicated by Sir Arthur Eddington, F.R.S ......................... 269
The Excitation Potentials of Light Metals. II.-Beryllium. By H. W. B. Skinner. Communicated by A. P. Chattock, F.R.S ................................................. 277
On the Reflection and Refraction of X-Rays by Perfect Crystals. By G. W. Brindley. Communicated by R. Whiddington, F.R.S ................................................. 301
On a Penetrating Radiation from Thunderclouds. By B. F. J. Schonland and J. P. T. Viljoen. Communicated by C. T. R. Wilson, F.R.S ......................... 314
The Diffraction of Electrons in Mercury Vapour.-II. By F. L. Arnot. Com- municated by H. S. Allen, F.R.S ................................................. 334
The Relation Between Mean Atomic Volume and Composition in Silver-Zinc Alloys. By E. A. Owen and L. Pickup. Communicated by Sir William Bragg, O.M., F.R.S. (Plate 2) ................................................. 344
The Electrical Properties of Soil for Alternating Currents at Radio Frequencies. By R. L. Smith-Rose. Communicated by E. V. Appleton, F.R.S ................... 359
The Luminous Reduction of Selenium Dioxide. By H. J. Emeleus and H. L. Riley. Communicated by J. C. Philip, F.R.S. (Plate 3) ........................................ 378
Investigations on the Spectrum of Selenium. Part II.-Se III. By J. S. Badami and K. R. Rao. Communicated by A. Fowler, F.R.S .................................. 387
The Theory of Metallic Corrosion in the Light of Quantitative Measurements. Part VI.-The Distribution of Corrosion. By G. D. Bengough and F. Wormwell. Communicated by Sir Harold Carpenter, F.R.S. (Plates 4-6) ........................ 399
The Slow Combustion of Ethane at High Pressures. By D. M. Newitt and A. M. Bloch. Communicated by W. A. Bone, F.R.S ......................................... 426
Acid Strength and its Dependence Upon the Nature of the Solvent. By W. F. K. Wynne-Jones. Communicated by Sir Harold Hartley, F.R.S ...................... 440
The Effect of Water Vapour on the Diffusion Coefficients of Ions in Nitrogen and Oxygen. By J. J. Nolan and A. C. Galvin. Communicated by A. W. Conway, F.R.S .............................................. ................452
An Electrical Calculating Machine. By R. R. M. Mallock. Communicated by C. G. Darwin, F.R..S........I................................................... 457
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v
No. A 842.-June 1, 1933. PAGE
Phase Boundary Potentials of Adsorbed Films on Metals. Part I.-On the Behaviour of Oxygen on Gold. By H. K. Whalley and E. K. Rideal, F.R.S ................... 484
Phase Boundary Potentials of Adsorbed Films on Metals. Part II.-On the Behaviour of Iodine on Platinum. By L. Jacobs and H. K. Whalley. Com- municated by E. K. Rideal, F.R.S ......................................................... . 489
Phase Boundary Potentials of Adsorbed Films on Metals. Part III.-The Examina- tion of the Interaction of Copper and Iodine Vapour by the Method of Surface Potentials. By H. K. Whalley and E. K. Rideal, F.R.S ............................... 497
An Elementary Theory of Electronic Semi-Conductors, and Some of Their Possible Properties. By R. H. Fowler, F.R.S .505
Probability, Statistics, and the Theory of Errors. By H. Jeffreys, F.R.S .523
The Isotopic Constitution and Atomic Weight of Lead from Different Sources. By F. W. Aston, F.R.S .. 535
The Skin Friction of Flat Plates to Oseen's Approximation. By N. A. V. Piercy and H. F. Winny. Communicated by L. Bairstow, F.R.S .543
The Determination of the Angles between Covalencies, from Measurements of Electric Dipole Moment. By G. C. Hampson and L. E. Sutton. Communicated by N. V. Sidgwick, F.R. .562
The Aerofoil in a Wind Tunnel of Elliptic Section. By L. Rosenhead. Com- municated by H. Glauert, F.R.8 579
Investigations in the Infra-red Region of the Spectrum. Part VIII.-The Applica- tion of the Grating Spectrometer to Certain Bands in the Spectra of Triatomic Molecules (Sulphur Dioxide, and Carbon Disulphide). By C. R. Bailey and A. B. D. Cassie. Communicated by F. G. Donnan, F.R.S .605
The Collision of Slow Electrons with Atoms. III.-The Excitation and Ionization of Helium by Electrons of Moderate Velocity. By H. S. W. Massey and C. B. 0. Mohr. Communicated by R. H. Fowler, F.R.S .613
Polish on Metals. By R. C. French. Communicated by G. P. Thomson, F.R.S. (Plates 7-9).637
Phenomena Occurring in the Melting of Metals. By W. L. Webster. Communi- cated by P. Kapitza, F.R.S .653
Dissociation of Excited Diatomic Molecules by External Perturbations. By C. Zener. Communicated by R. H. Fowler, F.R.S .660
A Contribution to the Theory of Film Lubrication. By A. M. Robb. Communi- cated by J. Proudman, F.R.S .668
The Principal Magnetic Susceptibilities of Some Paramagnetic Crystals at Low Temperatures. By L. C. Jackson. Communicated by A. P. Chattock, F.R.S. 695
The Photosynthesis of Hydrogen Chloride. III.-Mixtures Containing Oxygen. By R. G. W. Norrish and M. Ritchie. Communicated by T. M. Lowry, F.R.S. 713
Index ..................................................... .............x** ... . ........ 741
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