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New method of MOVPE process design for the growth of FGM AlGaAs/GaAs photodetectors
growth models metalorganic vapor phase epitaxy (MOVPE)
2011/5/10
In this paper, the authors present a new attempt to the growth of AlGaAs structures with continuous change of aluminum content by metalorganic vapor phase epitaxy (MOVPE) technique. The new method of ...
FGM-1光纤几何参数测试仪
光导纤维 自动测试设备 程序系统
2008/10/28
该测试仪是检测光纤几何参数的必备设备。可以测量单、多槿光纤的芯径、包层直径、包层圆度、芯/包同心度等裸光纤参数，以及涂层外径、包层直径、芯圆度、包层圆度、芯/涂层同心度等光纤涂层参数。它按照IEC793-1-2及国标GB/T8402-87，采用EIA/TIA FOTP176灰芳定标技术，利用先进的光学系统、CCD摄像机、计算机等组成的及光、机、电、算相结合软硬件于一体的高精度智能化仪器。它是属于...