Two-Dimensional Pump Frequency Study of THz Generation in Mid-Infrared Quantum Cascade Lasers

被引:0
|
作者
Jiang, Yifan [1 ]
Vijayraghavan, Karun [1 ]
Demmerle, Frederic [2 ]
Boehm, Gerhard [2 ]
Amann, Markus C. [2 ]
Belkin, Mikhail A. [1 ]
机构
[1] Univ Texas Austin, Dept Elect & Comp Engn, Microelect Res Ctr, 10100 Burnet Rd, Austin, TX 78758 USA
[2] Tech Univ Munich, Walter Schottky Inst, D-85748 Garching, Germany
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TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The dependence of THz difference-frequency generation in mid-infrared quantum cascade lasers on the position of mid-infrared pump frequencies is investigated. Experiments are performed at room-temperature using dual-diffraction-grating modified Littrow-type external cavity setup.
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