169 citations · 175 across the 6 of their papers we have counts for
8 papers
3D Nanoscale Mapping of Short-Range Order in GeSn Alloys
Shang Liu, Alejandra Cuervo Covian, Xiaoxin Wang +5
GeSn on Si has attracted much research interest due to its tunable direct bandgap for mid-infrared applications. Recently, short-range order (SRO) in GeSn alloys has been theoretic…
Monolithic Infrared Silicon Photonics: The Rise of (Si)GeSn Semiconductors
Oussama Moutanabbir, Simone Assali, Xiao Gong +9
(Si)GeSn semiconductors are finally coming of age after a long gestation period. The demonstration of device quality epi-layers and quantum-engineered heterostructures has meant th…
Study of SiGeSn/GeSn single quantum well towards high-performance all-group-IV optoelectronics
Grey Abernathy, Yiyin Zhou, Solomon Ojo +8
The recent progress on (Si)GeSn optoelectronic devices holds a great promising for photonic integration on the Si substrate. In parallel to the development of bulk devices, the (Si…
Electrically injected GeSn lasers with peak wavelength up to 2.7 micrometer at 90 K
Yiyin Zhou, Solomon Ojo, Yuanhao Miao +15
GeSn lasers enable monolithic integration of lasers on the Si platform using all-group-IV direct-bandgap materials. Although optically pumped GeSn lasers have made significant prog…
Electrically injected GeSn lasers on Si operating up to 100 K
Yiyin Zhou, Yuanhao Miao, Solomon Ojo +14
The significant progress of GeSn material development has enabled a feasible solution to the long-desired monolithically integrated lasers on the Si platform. While there are many…
Si-based GeSn photodetectors towards mid-infrared imaging applications
Huong Tran, Thach Pham, Joe Margetis +13
This paper reports a comprehensive study of Si-based GeSn mid-infrared photodetectors, which includes: 1) the demonstration of a set of photoconductors with Sn compositions ranging…