TY - JOUR AU - Pierce, Daniel AU - Wang, G AU - Celotta, Robert C2 - Applied Physics Letters DA - 1979-08-01 00:08:00 LA - en M1 - 35 PB - Applied Physics Letters PY - 1979 TI - Face dependence of the spin polarization of photoelectrons from NEA GaAs(100) and (110) ER -