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Future high luminosity scenarios Future high luminosity scenarios for the for the B B A A B B AR AR experiment experiment June 15, 2004 CAP Congress 2004 Steven Robertson Steven Robertson Institute of Particle Physics Institute of Particle Physics
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Page 1: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

Future high luminosity scenarios Future high luminosity scenarios for the for the BBAABBARAR experiment experiment

June 15, 2004CAP Congress 2004

Steven RobertsonSteven RobertsonInstitute of Particle PhysicsInstitute of Particle Physics

Page 2: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 2

BBAABBARAR physics program physics program� ���� �� �� ���� ����� ������� �� �� ���� ����� ���

� ������� ���� �� ������� �������� ������� ���� �� ������� �������

� �� � � ������ �� �� �� �� � � ������ �� �� �

���� ������������ ��������

� �� ������� ����� �� � �� ������� ����� �� �

�������� �� �������� ���������� �� �������� ��

���� ��� ��� !""#$���� ��� ��� !""#$

Page 3: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 3

PerformancePerformance� %���� ������� � �� &'&()) � � �*�*+ ��� � ,��� �-%���� ������� � �� &'&()) � � �*�*+ ��� � ,��� �-

� ���� ��� � � �������� ��� � � �������� �������� ������ ����� �������� ������ � ! ��" ����������� �������� ������ � ! ��" ������# ! ��$$��%&# ! ��$$��%&

� ''(��)�* ��� � ����(��)�* ��� � �������� �������� ������

� !����% �+$,����% "�� % %�� �%$"��%� � '%$����!����% �+$,����% "�� % %�� �%$"��%� � '%$�����-��%�* � � ! ��" # !�-��%�* � � ! ��" # !

Page 4: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 4

B-Factory ProgramB-Factory Program

HER LER Lum inosityNOW 1.2 A 1.9 A2004 1.6 A 2.7 A2005 1.8 A 3.6 A2006 2.0 A 3.6 A

2007 2.2 A 4.5 A

7.2x1033 cm -2s-1

12.1x1033 cm -2s-1

18.2x1033 cm -2s-1

23.0x1033 cm -2s-1

33.0x1033 cm -2s-1

PEP-II parameter projections

� ���� ��� �� �� � � ������� &'&()) ������� ��� �� � ���� ��� �� �� � � ������� &'&()) ������� ��� �� �

������� ���� ����� �� .., "������� ���� ����� �� .., ".... ����(!(! ��( ( ������� �� /# ������������ �� /# �����

��� ��� �$��� ��� �$

� ��+��% .��� ���� �/ ���0��+��% .��� ���� �/ ���0

� ��%�+�%� �$� %��� ����� %%����%�+�%� �$� %��� ����� %%��"�%� ���+�� �� ���� 11 �,��%�&"�%� ���+�� �� ���� 11 �,��%�&�/ ����� ��" � +�/��� +$)$���/ ����� ��" � +�/��� +$)$��

1999 2003 201020062004 2005

������ ����� ������

2007

������

Page 5: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 5

What next?What next?)� ��� � ������� � ������� ��� ��� � ���� ���� �����)� ��� � ������� � ������� ��� ��� � ���� ���� �����

�(������� ������� � �� 01�2 01��2 �34 ��5�(������� ������� � �� 01�2 01��2 �34 ��5

)� ��2 �� 666)� ��2 �� 666

� 2��% � %�� +%��� ����"��� ��" ������ +�$���%�$�32��% � %�� +%��� ����"��� ��" ������ +�$���%�$�3

� 2��% "�%��%$ %�����)�� �$� ���"�" � $"�$ % ���"�� ��,$����%32��% "�%��%$ %�����)�� �$� ���"�" � $"�$ % ���"�� ��,$����%3

• Snowmass “1036 whitepaper” (2002)

• SLAC “1036 ” workshops

(May 2003 and Oct 2003)

• SLAC “scenarios” study

• BABAR internal task force studies:

“Long term planning” (2003)

“Roadmap committee” (2004)

• KEK Super-B workshops

• EoI (2003)

• Hawaii Super B Factory Workshop

(Jan 2004)

• BaBar-Belle Backgrounds task force

Page 6: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 6

Physics motivationPhysics motivation� * � ���� ���� ����� � ������� 7��� �� �� � �������� � ��* � ���� ���� ����� � ������� 7��� �� �� � �������� � ��

�� �,� �� 7��� �� ��8�� �� ������ � 8 �7 ���� �� 01� �� ��� �,� �� 7��� �� ��8�� �� ������ � 8 �7 ���� �� 01� �� �

��7��$ ����� ������� 97 &������ �� /!" !��7��$ ����� ������� 97 &������ �� /!" !

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sizablelargelargelargelargelargeU(2) Flavor symmetry

smalllargelargelargesmallclosedSU(5) SUSY GUT + νR (non-degenerate)

smallsmallsmallsmall largeclosedSU(5) SUSY GUT + νR (degenerate)

smallsmallsmallsmallsmallclosedmSUGRA

b→sγ direct CP

B → Msγ indirect CP

ΔACP

B→φ Ks

ΔmsεBd unitarity

Unitarity triangle

Rare decays

Okada – SLAC 1036 Workshop

Page 7: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 7

Physics projectionsPhysics projections1���� �� �1���� �� �

: ��;: ��;<<((

:��:��( ( ;;= ������� 3��� ��= ������� 3��� ��

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"6�!"6�!�� 6> 6>��!6�!6���αα ��ρρρρ$$ �� ��� 2�� ��� 2������ 2 ����<����$������ 2 ����<����$

6! 6!��(!(!��γ γ ���� ������$���� ������$

A .A .��/ "/ "��!(.!(.��γ γ ����→→BB�C$�C$�$�$ �*B@$�*B@$

((((!6 !6 ��.6�.6���D6�D6���α α ��ππππ$$ ��@@ππππ, , ��→ ππ → ππ �+E��+E� ++������ $������ $

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((�������� ≥3°≥3°$$

�34�34..������ ������� �

������� α �� β �� γ �� �

Page 8: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 8

Projections forProjections for BB→ ππ→ ππ

0.00E+00

1.00E+03

2.00E+03

3.00E+03

4.00E+03

5.00E+03

6.00E+03

7.00E+03

8.00E+03

9.00E+03

1.00E+04

Jan-

03

Jul-0

3

Jan-

04

Jul-0

4

Jan-

05

Jul-0

5

Jan-

06

Jul-0

6

Jan-

07

Jul-0

7

Jan-

08

Jul-0

8

Jan-

09

Jul-0

9

Jan-

10

Jul-1

0

Jan-

11

Jul-1

1

Jan-

12

Jul-1

2

Jan-

13

Jul-1

3

Jan-

14

Jul-1

4

Jan-

15

Jul-1

5

Jan-

16

0.00

0.01

0.02

0.03

0.04

0.05

0.06

0.07

0.08

0.09

0.10

0.11

0.12

0.13

0.14

0.15

0.16

0.17

0.18

0.19

0.20

σ��π π � ���������� ����������

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Page 9: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 9

Rare decaysRare decays

((((%� "%� "(#(#$$A "A "(.(.ΒΒ������ →→ττττ$$

(! (! (! (!A 6D, "A 6D, "(G(GA., "A., "(G(GΒΒ������ →→μμμμ$$

((((A "A "(G(GΒΒ((ττ→→μγμγ))

((((ΓΓ����→→��γγ$$ / / ΓΓ����→→��γγ$$

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&������ :H;&������ :H;

((((A#, "A#, "(�(�A , "A , "(D(DA!, "A!, "(D(DΒΒ����→→� ������ �����$$

((((>4σ>4σper modeper mode

ΒΒ����→→��νννν$$����(2"(2"2�C2�C(2"(2"$$

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01��01��

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/ / σσper modeper mode

>2σ>2σper modeper mode

G, "G, "( (

, " , "(G(G

Work in progress...

Page 10: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 10

Accelerator upgrade optionsAccelerator upgrade options

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Favoured scenarioSwitch beams

� �, "�, ".>.> �� ���� ������� �� �� / " ������ �� ����� �� ����� ���� ������� �� �� / " ������ �� ����� �� ���� �����% ��%$� 8� 9 "�%� ��% � .: ��$������% ��%$� 8� 9 "�%� ��% � .: ��$�

J. S

eem

an, S

LAC

Page 11: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 11

IR for a 10IR for a 103636 B-Factory B-FactoryPEP-II 10 36 B-Factory +/- 12 mrad xing angle Q2 septum at 2.5 m

30

20

10

0

-10

-20

-30

cm

-7.5 -5 -2.5 0 2.5 5 7.5m 31-JAN-2002

M. Sullivan

Q1

Q1Q1

Q1

Q2

Q4Q5

Q2

Q4Q5 e+

e-

M. Sullivan, SLAC

Page 12: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 12

Detector background issues Detector background issues � ) ���� ���� ����� ��� � �2) ���� ���� ����� ��� � �2

���������� ����� ���� �������������� ����� ���� ����

������ �� � � �������� �����-������ �� � � �������� �����-

� ;��%%�$�" +$��$/ ���� +�$%���� 6���;��%%�$�" +$��$/ ���� +�$%���� 6����%$�� ��)��%�<����++� ���$ =� �.���&�%$�� ��)��%�<����++� ���$ =� �.���&

� ''�����%/* ����)$��" �%%$��%�" % �6������%/* ����)$��" �%%$��%�" % �6���)�� $�"�%,� 1����� �,��%���)�� $�"�%,� 1����� �,��%�

M. S

ullivan (SL

AC

)

e- Bremsstrahlung last 26m of ring

Zone 3

>���&

W. K

ozanecki, B

BB

TF

Page 13: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 13

Neutron backgroundsNeutron backgrounds

BF3 counter installed on forward Q4 magnet - high rate (>10 kHz) during colliding beams, but

not single beam running

� +� ��� ������� ���� +� ��� ������� ����

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Page 14: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 14

Background estimatesBackground estimates

Tracking efficiency drops by roughly 1% per 3% occupancy

DCHDCH

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Page 15: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 15

Detector upgrade “options”Detector upgrade “options”

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� B)+� �� ������ ������ 7��� ������� ������ �����B)+� �� ������ ������ 7��� ������� ������ �����

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Occupancies and radiation dose are problematic Occupancies and radiation dose are problematic even for even for 33x1033x103333 cm cm-2-2 s s-1-1 scenario scenario

Page 16: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 16

SuperSuperBBAABBARAR detector? detector?

DRIFTCHAMBE RCABLES

- +

SOLEN OID

SI LICONTR ACKER

INST RUMENTEDFL UX RETURN

R

DIR C

LXe EMC

Page 17: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 17

Final comments...Final comments...� @���(� �� � ������� �� �� ����� �� � ������� �� ������ $ ��@���(� �� � ������� �� �� ����� �� � ������� �� ������ $ ��

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� ��%��%�" ��% � .B���? � B���? �.B���? "�%��%$&��%��%�" ��% � .B���? � B���? �.B���? "�%��%$&

� &������ �� �� ������ ���� �� 01�(�� �������&������ �� �� ������ ���� �� 01�(�� �������

� ���"�) ��" ���%� �%$�)�/ ��+��" % )�+�%�� � �8 ���" %��$&���"�) ��" ���%� �%$�)�/ ��+��" % )�+�%�� � �8 ���" %��$&+$-��%�+$-��%�

� ',��� @���',��� @������������� 0�) �� � �� !""#0�) �� � �� !""#

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June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 18

DataflowDataflow

� " ".D.D ���� ����� ������ / " ������ �� ����� �� ������� ����� ������ / " ������ �� ����� �� ���

� 8����% ��%$� 8� 9 "�%� ��% � .:��$�8����% ��%$� 8� 9 "�%� ��% � .:��$�

� ����� �� ������� ������� ��8� �� ������� �� ��� ��� � ����� �� ������� ������� ��8� �� ������� �� ��� ��� �

�� �������� ������

� ',��� 0 ������ ��� �� /�>81F',��� 0 ������ ��� �� /�>81F

� �.������#C � $��)�C���� 1������&�.������#C � $��)�C���� 1������&

� &�������� ����� ����� �� /� � ��� � ����� S��T ����� ��&�������� ����� ����� �� /� � ��� � ����� S��T ����� ��

���8���8

� .���#C �,��%� �.���1& % "��.���#C �,��%� �.���1& % "��

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June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 19

TrackingTracking

(������ ���� ���

+� �

,$$ ��$� �� ��� -��

.�.����

� ��� � !, "��� � !, ".>.> �� B�1 7��� ��� �� � ������� ���� B�1 7��� ��� �� � ������� ��� !�D�$� ��� ���� %$����)!�D�$� ��� ���� %$����)

� 0� @43 ������2 ��� ��� ������� ��� � � B�1 � � ���0� @43 ������2 ��� ��� ������� ��� � � B�1 � � ���

������� �� ������ ������������ �� ������ �����

� .6.2 #6"2 >6�2 !6!2 #6" ��.6.2 #6"2 >6�2 !6!2 #6" ��

� ��� ����� �� !>2 .>2 #>2 D" ����� ����� �� !>2 .>2 #>2 D" ��

�����

������

Page 20: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 20

Tracking resolutionTracking resolutionCentral Silicon Tracker Performance

0.001

0.01

0.1

0 1 2 3 4 5 6

Ptot(GeV)

Sig

mak

(Gev

-1)

CST-100.300

CST050-nosupp

CST100-nosupp

CST100

CST200

CST300

CST300-small

S-DCH /���������� ���

.�����0

.�.����

Page 21: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 21

EMC radiation doseEMC radiation dose

Page 22: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 22

Super DIRCSuper DIRC

&&

� B)+� ����B)+� ����� .�?#C E � ��.�?#C E � ������ ��" .��?#C E �� ����" .��?#C E �� ������

� ���8���� �� � @%� �� �� �� �� 2 �� �������� ���8���� �� � @%� �� �� �� �� 2 �� �������� � B)+� ����� �� �� / "6> "B)+� ����� �� �� / "6> ".>.>

� B*M ��� �� � ������B*M ��� �� � ������� F��%�$ %����� �$� ��������� ������$ ;91� ���%�$ (�G� ����"�) F��%�$ %����� �$� ��������� ������$ ;91� ���%�$ (�G� ����"�)

�������� ��� !�������

1�� � /�������� ��� 00

Page 23: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 23

Calorimeter optionsCalorimeter options� 0������ �<Q������$ %,�%����������� :0@% �� 0Q@%;0������ �<Q������$ %,�%����������� :0@% �� 0Q@%;

� F��% �)�% �%+�% � ����H ��,�� ���+���/ +$���� F��% �)�% �%+�% � ����H ��,�� ���+���/ +$����

� ;�����$ $�"�%� ���)%� � ���� �8�= � �:��& ��" ?��$� $�"�� � � ��;�����$ $�"�%� ���)%� � ���� �8�= � �:��& ��" ?��$� $�"�� � � ���8�= � ���&�8�= � ���&

� 1���,�" % �� $�"�%� ��$" % ���?!�"I1���,�" % �� $�"�%� ��$" % ���?!�"I

� 8�$$��%�/ ��% � .B��<��H +����� $�"�� %6�$"� 0����8�$$��%�/ ��% � .B��<��H +����� $�"�� %6�$"� 0����

� 0�J��� R � 0�J��� R �

� F��% �)�% �%+�% �)��� 6%�� .���� F��% �)�% �%+�% �)��� 6%�� .����

� !�"�%� ���)%� � � ���7 ���" ��� � $�"�� �+��� ��%6��� 0�� ��"!�"�%� ���)%� � � ���7 ���" ��� � $�"�� �+��� ��%6��� 0�� ��"������ �$ �$/�%�%� �D�" >��� ��" $��"�% ������ �$ �$/�%�%� �D�" >��� ��" $��"�%

� ?��$� $�"�� � 0��7 ��) ���+��) % ��+�$�%� ,�$��+� ?��$� $�"�� � 0��7 ��) ���+��) % ��+�$�%� ,�$��+�

� 8�% � �D�" >��� � B� �<��8�% � �D�" >��� � B� �<��

� )��� 2�� '��� �����$ ��� ��3��� 4���� �#����� ��3���� �5( �����)��� 2�� '��� �����$ ��� ��3��� 4���� �#����� ��3���� �5( �����

������ ���� ���� �� �"��� 6� �� ���� �� ��#$� � 72( "��� �� 8�$$������ ���� ���� �� �"��� 6� �� ���� �� ��#$� � 72( "��� �� 8�$$

Page 24: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 24

Liquid XeLiquid Xe"��� �� ���#� $�� �%� �&'

���� (���

��!������ #��!

)��!������ �����# �� �*�&+,��! ��� �� ��!��� ����� ���-��� %�� ��!���&& ��� ��.�����/ "�0��! 1� ��! ���!����

)2���3�� ��!��� ��%�&�+,��! ��&����� ����� �#�-�� !���# ���������� �4�������

Page 25: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 25

Calorimeter propertiesCalorimeter properties

3.23.2

0.010.01

1.81.856,000 (64:36)56,000 (64:36)

680, 3340680, 3340

550550

3.83.8

1.851.85

4.534.53

54 effective54 effective

CsI(Tl)

>7 (50 ???)>7 (50 ???)

100100

1.821.8227,00027,000

4747

420420

2.32.3

1.141.14

7.407.40

65 effective65 effective

LSO

88

100100

2.202.20100100

5,155,15

420-500420-500

2.22.2

0.890.89

8.288.28

PbWO4

--Radiation hardness (Mrad)Radiation hardness (Mrad)

1.571.57Refractive indexRefractive index

2.52.5Cost/ccCost/cc

165165Boiling point at 1 Boiling point at 1 atmosphere (K)atmosphere (K)

519519Liquid/gas density ratioLiquid/gas density ratio

75,00075,000Light yield (photons/MeV)Light yield (photons/MeV)

4.2, 4.2, 22, 4522, 45

ττ scint (ns)scint (ns)

175175λλ scint (nm)scint (nm)

5.715.71MoliMolièère radius (cm)re radius (cm)

2.872.87Radiation length (cm)Radiation length (cm)

2.9532.953Density (g/cc)Density (g/cc)

131131Atomic weight AAtomic weight A

5454Atomic number ZAtomic number Z

LXe

Page 26: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 26

Project timelineProject timeline

ID Task Name

1 Project approval2 Roadmap Report3 LOI Machine & Detector4 National Academy Study5 Facilities List6 SPC Review of LOI7 SPC Approval of LOI8 EPAC Review of LOI9 EPAC Approval of LOI

10 TDR11 EPAC Review of TDR12 EPAC Approval of TDR13 P5 Review14 P5 Approval15 Lehman Baseline Review16 Project Fund planning17 Project Funds available

1/1 5/6

5/6 12/30

1/1 9/1

9/1 3/23

12/30 5/5

5/5

5/5 9/1

9/1

12/30 6/29

6/29 11/2

11/2

11/2 5/31

5/31

5/31 8/30

3/23 10/4

10/4

Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q22004 2005 2006 2007 2008 2009 2010

At earliest $$ start flowing from October ’07 (FY ’08)

Submission to NAS is a fundamental step

D. Hitlin, Roadmap committee

Page 27: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 27

dch and trig (elec upgd in prog)dch and trig (elec upgd in prog)

Page 28: Future high luminosity scenarios for the BAB experimentsteven/StevenWebFiles/Talks/cap04_superb… · Future high luminosity scenarios for the BABAR experiment June 15, 2004 CAP Congress

June 14, 2004 CAP Congress 2004 Steven H. Robertson Institute of Particle Physics 28

3 2.5

2 1.51

0.5

LER Radiative Bhabhas

-7.5 -5 -2.5 0 2.5 5 7.5

0

10

20

30

-10

-20

-30

m

cm

M. Sullivan�Feb. 8, 2004�API88k3_R5_RADBHA_TOT_7_5M

3.1 G

eV

3.1 G

eV

9 GeV

9 GeV


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