"Islam Mohammad Shafiqul,Mohammed Saad  Khan,Yoshitaka Oiso,Keiji   Isamoto,Hiroshi Toshiyoshi,Nobuhiko Nishiyama","MEMS Tunable 795 nm VCSEL for Chip Scale Atomic Clock","The 86th JSAP Autumn Meeting 2025",,,"  8p-N206-4",,,2025,July