TY - JOUR AU - Robert Celotta AU - Daniel Pierce AU - H Siegmann AU - John Unguris C2 - Applied Physics Letters DA - 1981-04-01 LA - en M1 - 38 PB - Applied Physics Letters PY - 1981 TI - An Electron Spin Polarization Detector: Spin Dependent Absorption of a Polarized Electron Beam ER -