%0 Journal Article %T Generation of 650-Femtosecond Optical Pulses from a Gain-Switched Laser Diode Using Second-Harmonic Generation %A Ohta, Hiroshi %A Nogiwa, Seiji %A Kawaguchi, Yoshikazu %A Endo, Yoshio %J Japanese Journal of Applied Physics %V 38 %N 10R %@ 0021-4922 %D 1999-10-01 %~ DeepDyve