Grating-Coupled Strain-Enhanced Light Emission from Mechanically Stressed Germanium Nanomembranes
作者
Çiçek Boztuğ,Jose Roberto Sanchez Perez,Jian Yin,Faisal F. Sudradjat,Deborah M. Paskiewicz,RB Jacobson,M. G. Lagally,Roberto Paiella
出处
期刊:Conference on Lasers and Electro-Optics日期:2013-01-01卷期号:4: CF1I.8-CF1I.8
标识
DOI:10.1364/cleo_si.2013.cf1i.8
摘要
Direct-bandgap light emission from Ge nanomembranes is strongly enhanced and red-shifted through the application of tensile strain, combined with the use of a periodic array of amorphous-Si nanopillars to outcouple the strain-enhanced luminescence.