No.1DevicesResearch on A Novel Reflective Confocal Fiber-optical Sensor ZHANG Jie,TAN Jiu-bin(1)…………………………………………………………A New Optical Fiber Probe for STM LI Rui,ZHU Sheng-xiang,WEN Fang(5 )………………………………………………………………………A Low-power Consumption Ga As PHEMT Transimpedance Amplifier WANG Rong,WANG Zhi-gong,KE Xi-ming,etal.(9)…………………Spontaneous Emission of Electrical Dipoles in a Semiconductor Microcavity LIU Wen-kai,LI…