Anomalous intensity degradation in the temperature-dependent photoluminescence of 50Å GaAs/AlGaAs multiple quantum wells grown on on-axis and off-axis substrates - Estacio, Elmer; Mateo, Jennette; Sy, Joanes Paulus; Bautista, Kristin; Guiao, Luisito; Somintac, Armando; Salvador, Arnel (Proceedings of the 21st Samahang Pisika ng Pilipinas Physics Congress, 2003)