Electrically injected GeSn lasers with peak wavelength up to 2.7 μm

Yiyin Zhou, Solomon Ojo, Chen Wei Wu, Yuanhao Miao, Huong Tran, Joshua M. Grant, Grey Abernathy, Sylvester Amoah, Jake Bass, Gregory Salamo, Wei Du, Guo En Chang, Jifeng Liu, Joe Margetis, John Tolle, Yong Hang Zhang, Greg Sun, Richard A. Soref, Baohua Li, Shui Qing Yu