Robert J. Feuerbach. Jefferson Lab. Constructed from contributions ... PV asymmetry between window pair is measured. 34M (He) and 24M (H) good pairs collected. ...
2. Did HAPPEX choice of Pockels cell and alignment procedures lead to smaller ... ( to check one would need. to compare typical position differences between HAPPEX and G0 at ...
Stability of Dither Coefficients. SU plans. Make sure proper dithering hardware is installed in Hall C. Write DAQ and analysis software needed for dithering ...
Use 'effective target' size to adjust (reduce) predicted rates. Comparing HAMC to Real Data. This was done for HAPPEX-1, HAPPEX-2, and a Lead test run. More ...
Differential method already good enough. Happex Collab Meeting. LH2. Pull Plot ... In good shape for the final publication: Pe(4He) = 83.99 0.87syst 0.05stat ...
... Energy Spread HAPPEX-II DOE Metrics for FY03 Metrics for FY03 were excellent Availability for multi-Hall Physics ... to lecture on managing ... 212 ppb Y: 222 ppb ...
ASME issues seemed to have calmed down... 20 cm 'race-track' style (existing HAPPEX-II/H cell) ... ASME issues seemed to have calmed down (non-trivial! ...
Elas. Al. QE Al. A. Inel. Al. bgr. 4. 1. Target Wall Backgrounds. P. Bob Michaels HAPPEX Mtg Feb 13, '04. Background Study in Event Data (HRS DAQ counting mode) ...
One example: April 23, 2006. PV in Electron Scattering on H and He ... New developments in both photon and electron analyses in ... only data Q2 0.3 ...
Pointing angle measurements water cell target. some old ... Targets group only has to make/certify one design. Ratio of Al (windows) to lH2 smaller by 0.8 ...
Several Hardware fixes -- version was used happily by G0. Installed in Hall A ... New, ... Beam scan X, Y at high & low I, raster off and on. -- Fine - tune ...
180 uA and polarization 80% Parity quality Long experiment Success requires: Superlattice photocathodes High power, reliable modelocked Ti-Sapphire laser
provide an important benchmark for testing non-perturbative QCD ... 1 exp on deuterium in 1999 at Q2 = 0.1 (GeV/c)2. 1 exp in 2001 at Q2 = 0.03 (GeV/c) ...
Title: PAVI06: HC Asymmetries in a Polarized e- Beam Author: Kent Paschke Last modified by: Kent Created Date: 4/12/1998 10:43:09 PM Document presentation format
Operated by the Southeastern Universities Research Association for the U.S. ... similar kinematics to separate electric and magnetic form factor contributions ...
Program of parity-violating electron-nucleon elastic scattering experiments will ... parity-violating data at forward angles are mostly sensitive to the strange ...
Power ~ 100 mW from a diode Polarization ~ 75% Since then we ve seen improvements in laser power at 840 nm. ... However, our first two attempts in the tunnel failed.
Dziwno w rozpraszaniu neutrina na j drach atomowych K. M. Graczyk Ale o co chodzi Neutrina, CC i NC DIS, g wne narz dzie w studiach Motywacje, szersze, a ...
... hard collinear quasi-real photons. Intermediate photon is collinear to the ... non-decreasing stotal, and hard collinear photon exchange. SLAC E158 kinematics ...
Interested in neutron densities of heavy nuclei. ... Relation of neutron density to: Pressure of neutron matter (Alex Brown) Density dependence of symmetry ...
Program of parity-violating electron-nucleon elastic scattering experiments will ... Meucci, Giusti, and Pacati at INFN-Pavia [1] van der Ventel and Piekarewicz [2,3] ...
Crab Pulsar ( C.J. Horowitz, J. Piekarweicz ) R calibrates EOS of Neutron Rich Matter ... Corrected and Raw, Left spectrometer arm alone, Superimposed! ppm. micron ...
... the strangeness radius and the strangeness magnetic ... However, uncertainty appears to depend on empirical form assumed for strangeness form factors. ...
GEs = -0.002 /- 0.017. Strangeness Models (as/of 2000) Leading moments of form factors: ... When a strange quark is considered light, QCD has an approximate ...
Black dots: Distr. of events vs (channel / number of ... light collection using cosmic muon setup. Mechanical design and machining. of detector prototype ...
Strangeness Contribution to the Vector and Axial Form Factors of the Nucleon. Stephen Pate, ... of Ds from the strange axial form factor is possible ...
Double Wein for spot size: Progress both in justifying our need and in implemention. ... Need water target(see Dave's talk) GEM's or PWC's for high-rate tracking? ...
Green Compton Polarimeter Upgrade. For Hall A Collaboration Meeting. December 16th 2004 ... 12000 Jefferson Ave, Newport News, Virginia 25606. deepa@jlab.org ...
Gun & Laser Status Joe Grames Updates G0 Tiger Laser High Polarization Photocathodes Mott polarimeter Injector Test Stand G0 Beamline Upgrades to G0 Tiger Laser Tiger ...
Q2 determination, background studies, all done at 10 nA using ... Mount on Region III rotating support structure in unused octant. Implementation in Qweak ...
Measurement of the Proton Elastic Form Factor Ratio at Low Q2. Xiaohui Zhan (MIT) ... Zemach radius/hyperfine splitting. Improved isovector/isoscalar form factors ...
... to first order by using an IHWP. X position difference (mm) ... Y position difference (mm) Translation in inches. Translation in inches. Blue points, IHWP in ...
Seems ruled out by PC-off runs. Big asymmetries, small derivatives wrt beam parameters ... Test Run (2 shifts, Invasive !) Backgrounds. Explain next week ...
The cross section in terms of electromagnetic, weak and ... M. Jones, D. Mack, R. Michaels, J. Roche, B. Wojtsekhowski. Jefferson Lab, Newport News, VA ...
College of William and Mary, Institut de Physique Nucl aire d'Orsay, ... Physics Institute, Laboratoire de Physique Subatomique et de Cosmologie-Grenoble, ...
Located about 5 mm from electron beam. Detection of Compton electrons ... Amplifier. Design complete. Being manufactured. Complete testing to be done. Trigger ...
Operated by the Jefferson Science Associates for the U.S. Department Of Energy ... evening, starting at 6:00 pm. Dennis has graciously agreed to chaperone us. ...
New techniques: Polarization and A(e,e'N) Mid '90s brought measurements using improved techniques ... New program of parity violating elastic scattering ...