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[sup 3]H[rvec e]([ital [rvec e]],[ital e][prime]) quasielastic asymmetry

Journal Article · · Physical Review, C (Nuclear Physics); (United States)
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  1. W. K. Kellogg Radiation Laboratory, California Institute of Technology, Pasadena, California 91125 (United States)
  2. Bates Linear Accelerator Center, Laboratory for Nuclear Science Department of Physics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139 (United States)

Measurements of the spin-dependent asymmetry in scattering longitudinally polarized electrons from polarized [sup 3]He at quasielastic kinematics are reported. The measurements were made at two kinematics and spin angles, one sensitive to the helicity-dependent transverse-longitudinal interference response function, [ital R][sub [ital T][ital L][prime]], and the other to the helicity-dependent transverse response function, [ital R][sub [ital T][prime]]. For the experiment a metastability exchange optically pumped polarized [sup 3]He target was used; a general discussion of the technique used to polarize the [sup 3]He, along with the details of the design and operation of the target system, are presented here. A comparison is made of the world's data on the [sup 3]H[rvec e]([ital [rvec e]],[ital e][prime]) quasielastic asymmetry with several theoretical predictions, including calculations that use the plane wave impulse approximation and a fully spin-dependent spectral function. There is good agreement between data and theory at the current level of experimental precision.

DOE Contract Number:
AC02-76ER03069
OSTI ID:
6942746
Journal Information:
Physical Review, C (Nuclear Physics); (United States), Journal Name: Physical Review, C (Nuclear Physics); (United States) Vol. 47:1; ISSN 0556-2813; ISSN PRVCAN
Country of Publication:
United States
Language:
English