X-RAY DIFFRACTION ANALYSIS OF QUANTUM CASCADE LASERS

被引:0
|
作者
Cheng, Liwei [1 ]
Choa, Ruth [1 ]
Khurgin, Jacob [2 ]
Choa, Fow-Sen [1 ]
Chen, Xing [1 ]
Wang, Xiaojun [3 ]
Fan, Jenyu [3 ]
Chen, Jianxin [4 ]
Gmachl, Claire [4 ]
机构
[1] Univ Maryland Baltimore Cty, Dept CSEE, Baltimore, MD 21250 USA
[2] Johns Hopkins Univ, Dept ECE, Baltimore, MD 21218 USA
[3] Adtech Opt Inc, City Ind, San Bernardino, CA 91748 USA
[4] Princeton Univ, Dept Elect Engn, Princeton, NJ 08544 USA
关键词
D O I
10.1109/ICIPRM.2009.5012507
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Growth quality of quantum-cascade-lasers (QCLs) is difficult to be characterized due to the demanding requirements on hetero-interface quality and thickness control for all >1000 nano-scale superlattice stucture. In this work we employ X-ray diffractometry (XRD) to effectively evaluate QCL-wafer growths.
引用
收藏
页码:267 / +
页数:2
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