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Compton integrating method Beam test summary PREX/Happex Collaboration Meeting Alexandre Camsonne
Compton polarimeter Photon detector to test the integrating method Use a flash ADC to integrate the signal Change of PMT base Data taking during E03-104
Compton signal Standard DAQ
Experimental setup PMT Fan in/out Amplifier Upstairs counting house Experimental hall FADC Amplifier
Measurement principle Compton asymmetry ?
What we learnt Choice of the crystal ( pulse length) High gain PMT would help Beam tuning critical Asymmetry is seen
To do Analysis of the data Effect of background Linearity Polarization Tests Electronics Threshold effects
Hall A Collaboration meeting January 5 th 2007 A. Camsonne Compton Polarimeter Status Report Alexandre Camsonne Hall A Collaboration Meeting January 4.
Bob MichaelsParity Collab. Mtg. May 17, `07 Integrating Compton DAQ and Analysis Bob Michaels with Reminder about Nov 2006 Results Specification of new.
Antonin Vacheret DAPNIA/SPhN, CEA Saclay.HAPPEX II Jlab Hall A Electron detectors for HAPPEX2 and He Installation in HRS Linearity tests 4.
May 17th 2007 Happex Collaboration Meeting 1 Compton polarimeter Electron detector upgrade and status PREX/Happex Collaboration Meeting May 17 th 2007.
Thomas Jefferson National Accelerator Facility S. Nanda, December 5, Hall A Compton Polarimeter Sirish Nanda Jefferson Laboratory Hall A Collboration.
Parity Violating Electron Scattering in Resonance region (Res-Parity) (P05-xxx) P. Bosted, Hall A meeting, June 2005 Physics Overview Motivation Experiment.
Thomas Jefferson National Accelerator Facility S. Nanda, June 22, The Hall A Compton Polarimeter Sirish Nanda Jefferson Laboratory Hall A Collaboration.
E status report Alexandre Camsonne Hall A Jefferson Laboratory Hall A collaboration meeting December 13 th 2007.
Robert J. Feuerbach Jefferson Lab Constructed from contributions from the HAPPEX Collaboration Hall A Collaboration Meeting December 5, 2005 HAPPEX-II.
Thomas Jefferson National Accelerator Facility S. Nanda, July 28, Hall A Compton Polarimeter Upgrade Sirish Nanda Jefferson Laboratory PRex Collboration.
Hall A Collaboration Meeting S. Nanda, June 23, 2005 Hall A Compton Polarimeter For Hall A Collaboration Meeting June 23 rd 2005 Sirish Nanda Thomas Jefferson.
Progress on the Compton Analysis R. S. Holmes, A. Rakhman.
Compton Photon Calorimeter Gregg Franklin, B. Quinn Carnegie Mellon Design Considerations Light Yield and Photoelectrons Detector Geometry, EGS Simulations,
A Parasitic Measurement During E for Target Single-Spin Asymmetry in Inclusive DIS n (e,e Reaction on a Vertically Polarized 3 He Target Tim Holmstrom.
Compton (and other) Issues. HAPPEX III Electron Analysis is already good enough. Photon integration as test. Photon counting analysis should be good.
Target Normal Single-Spin Asymmetry in Inclusive DIS n (e,e with a Polarized 3 He Target Tim Holmstrom with Xiaodong Jiang, Todd Averett, Ron Gilman Hall.
PREX UVa Seminar, Nov 2005 R. Michaels Jefferson Lab Lead ( Pb) Radius Experiment : PREX Z of Weak Interaction : Clean Probe Couples Mainly to Neutrons.
P-DVCS and n-DVCS experiment status -Brief overview of the theory -Experiment setup -Analysis status Malek MAZOUZ LPSC Grenoble Hall A Collaboration MeetingJune.
POLARIMETRY of MeV Photons and Positrons Overview Beam Characterization – undulator photons – positrons Basics of the Transmission Method – for photon.
Deeply Virtual Compton Scattering on the neutron in. Dr. Malek MAZOUZ Ph.D. Defense, Grenoble 8 December 2006 GPDs Physics case n-DVCS experimental setup.
2010 PREx Run – Dithering & Compton Polarimetry Chun-Min Jen on behalf of the Hall-A JLab. Institution: Syracuse University, NY, 13244,
17 June 2004HAPPEX-II ExperimentsK. Paschke The Second Generation HAPPEX Experiments Kent Paschke for The HAPPEX Collaboration California State University,
Hall A Collaboration Meeting, December 13-14, 2007 E03-104: Probing the Limits of the Standard Model of Nuclear Physics with the 4 He(e,ep) 3 H Reaction.
The E166 Experiment K. Peter Schüler e+ source options for the ILC undulator source scheme for ILC E166 – proof-of-principle demonstration of the undulator.
Deeply Virtual Compton Scattering from the Proton and the Neutron ( E & E03-106: DVCS/nDVCS ) Hall A Collaboration MeetingDecember 6, 2005 Spokespersons:
Peter Shanahan – Fermilab1 (MINOS NearDet) Electronics Overview A heuristic, pedagogical introduction.
Measuring the Neutron and 3 He Spin Structure at Low Q 2 Vincent Sulkosky for the JLab Hall A Collaboration College of William and Mary, Williamsburg VA.
PAN Accurate Monitoring 1.HAPPEX Analysis Strategy 2.Code 3.Main features 4.To come 5.Demo (beta version) HAPPEX Collaboration Meeting 7 Dec, Antonin.
A future n-DVCS experiment in Hall A Malek MAZOUZ October 15 th 2007 What was done in E Motivations Experimental upgrades Projected Results DVCS.
E05-102: Measurement of A x and A z asymmetries in the quasi-elastic 3 He(e,e'd) reaction Hall A Collaboration Meeting Xiaohui Zhan MIT prsented by Measurement.
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