TY - JOUR AU - Robins, Lawrence AU - Paul, Albert AU - Parker, C AU - Roberts, J AU - Bedair, S AU - Piner, E AU - El-Masry, N C2 - Mrs Internet Journal of Nitride Semiconductor Research DA - 1999-01-01 LA - en M1 - 4S1 PB - Mrs Internet Journal of Nitride Semiconductor Research PY - 1999 TI - Optical Absorption, Raman, and Photoluminescence Excitation Spectroscopy of Inhomogeneous InGaN Films ER -