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During the past several years, the research and de-velopment of InP material has made great progress due to serving as the substrate for most optoelectronic devices operating at the communications wavelength of 1.31 and 1.55 mm. At present, InP has become
During the past several years, the research and de-development of InP material has made great progress due to serving as the substrate for most optoelectronic devices operating at the communications wavelength of 1.31 and 1.55 mm. At present, InP has become