Band structure and characterization of dilute Ge:C alloys

Autor: William A. O Brien, William F. Schneider, Miriam M. Gillett-Kunnath, Robert Kudrawiec, Chad A. Stephenson, Michael Penninger, Mark A. Wistey, Jaroslav Zajicek
Rok vydání: 2015
Předmět:
Zdroj: 2015 IEEE 12th International Conference on Group IV Photonics (GFP).
Popis: Experimental growth of Ge:C with 0.2% C shows a splitting in the direct conduction band valley of 50 meV. Ab initio simulations of the band structure show a gamma valley decrease of 170 meV/%C.
Databáze: OpenAIRE