中国科学技术大学物理系微电子专业 1962: three groups headed by Hall, Nathan, and Quist demonstrated a semiconductor laser 1963: Gunn discovered microwave oscillations in GaAs and InP(Ridley-Watkins-Hilsum-Gunn effect) 1963: Wanlass and sah introduced cmos technology. Semiconductor Devices 2021/2/4中国科学技术大学物理系微电子专业 2021/2/4 Semiconductor Devices 18