TY - JOUR T1 - Confined LO phonons in GaAs/AlAs superlattices JO - Physical Review B PY - 1991/01/01 AU - Mowbray DJ AU - Cardona M AU - Ploog K ED - DO - DOI: 10.1103/physrevb.43.1598 PB - American Physical Society (APS) VL - 43 IS - 2 SP - 1598 EP - 1603 Y2 - 2024/12/23 ER -