TY - JOUR T1 - Photoluminescence and photoluminescence excitation studies on GaAs/AlAs short period superlattices near the direct/indirect crossover JO - Journal of Vacuum Science & Technology B: Microelectronics and Nanometer Structures PY - 1989/03/01 AU - Smith GW ED - DO - DOI: 10.1116/1.584738 PB - American Vacuum Society VL - 7 IS - 2 SP - 306 EP - 306 Y2 - 2024/12/22 ER -