High Brightness Operation In Broad Area Quantum Cascade Lasers With Reduced Number Of Stages

Matthew Suttinger,Rowel Go,Ahmad Azim,Enrique Sanchez,Hong Shu,Arkadiy Lyakh

2019 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO)（2019）

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Abstract

Two 20 mu m wide QCL structures demonstrate room temperature watt-level CW power with single lobed behavior. A figure of merit predicts broad area, fundamental mode behavior configurations for QCLs of identical wavelength and stage height. (C) 2019 The Author(s)

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Key words

figure of merit,broad area quantum cascade laser structures,fundamental mode behavior configurations,single lobed behavior,room temperature watt-level CW power,high brightness operation,size 20.0 mum,temperature 293.0 K to 298.0 K

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