TY - JOUR AU - E Nelson AU - Joseph Woicik AU - P Pianetta AU - I Vartanyants AU - J Cooper C2 - Physical Review B (Condensed Matter and Materials Physics) DA - 2002-04-01 LA - en M1 - 65 PB - Physical Review B (Condensed Matter and Materials Physics) PY - 2002 TI - Quadrupole Effects in Core and Valance Photoelectron Emission From Crystalline Germanium Measured Via a Spatially Modulated X-Ray Interference Field ER -