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Title: The status of gallium arsenide photoemission guns at Jefferson Lab

Conference ·
OSTI ID:882270

Highlights of the polarized beam program at CEBAF at Jefferson Lab will be presented. These include successful completion of portions of parity violation experiments G0 Forward Angle and HAPPex II. Experience with commercial modelocked Ti-Sapphire lasers and high polarization strained superlattice GaAs photocathodes will be discussed. Finally, gun charge lifetime measurements made over the course of many years following charge extraction of nearly 3000 C will be presented.

Research Organization:
Thomas Jefferson National Accelerator Facility (TJNAF), Newport News, VA (United States)
Sponsoring Organization:
USDOE - Office of Energy Research (ER)
DOE Contract Number:
AC05-84ER40150
OSTI ID:
882270
Report Number(s):
JLAB-ACO-04-252; DOE/ER/40150-3872; TRN: US0703452
Resource Relation:
Conference: Workshop on Polarized Electron Sources and Polarimeters, October 7-9, 2000, Mainz, Germany
Country of Publication:
United States
Language:
English