Fabrication Approach for Antiphase Narrow Linewidth Complex Coupled 1.55 [micro Sign]m DFB Lasers

R Schreiner,J Wiedmann,W Coenning,J Porsche,JL Gentner,M Berroth, F Scholz,H Schweizer

Electronics letters（1999）

引用 15|浏览4

暂无评分

摘要

A new method for fabricating narrow linewidth antiphase complex coupled MQW DFB lasers by periodically etching the active layer and quartemary InGaAsP overgrowth is reported. The minimum linewidth for a 375 mu m long ridge waveguide laser is only 250 kHz at an optical output power of 4mW.

查看译文

AI 理解论文

溯源树

样例

生成溯源树，研究论文发展脉络

Chat Paper

正在生成论文摘要