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用光纤光栅作外反馈的可调谐外腔半导体激光器
Authors
周凯明
安贵仁
+3 more
汪孝杰
王圩
葛璜
Publication date
1 January 2001
Publisher
Abstract
制作了一种以光纤光栅作为外反馈的半导体激光器。光纤光栅用紫外曝光法制作,反射率为50%。器件在50 mA注入电流时,出纤功率高于1mW,主边模抑制比为42dB。使用对光纤光栅施加应变和改变光栅温度的方法实现了输出激光波长的调谐,利用施加应变方法得到了2nm范围的输出波长变化
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Last time updated on 15/03/2019