Improved GaAs/AlGaAs heterostructure grown on (100) GaSb substrate via molecular beam epitaxy - Sadia, Cyril P.; Tumanguil, Mae Agatha C.; Palay, Jamaica; Prieto, Elizabeth Ann P.; Jaculbia, Rafael B.; Somintac, Armando S.; Salvador, Arnel A. (Proceedings of the Samahang Pisika ng Pilipinas, 2008)