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An optically pumped 2.5 μ m GeSn laser on Si operating at 110 K

  • Sattar Al-Kabi
  • , Seyed Amir Ghetmiri
  • , Joe Margetis
  • , Thach Pham
  • , Yiyin Zhou
  • , Wei Dou
  • , Bria Collier
  • , Randy Quinde
  • , Wei Du
  • , Aboozar Mosleh
  • , Jifeng Liu
  • , Greg Sun
  • , Richard A. Soref
  • , John Tolle
  • , Baohua Li
  • , Mansour Mortazavi
  • , Hameed A. Naseem
  • , Shui Qing Yu
  • University of Arkansas System
  • ASM
  • University of Arkansas at Pine Bluff
  • University of Minnesota Twin Cities
  • Dartmouth College
  • University of Massachusetts Boston
  • Arktonics, LLC

Research output: Contribution to journal › Article › peer-review

Abstract

This paper reports the demonstration of optically pumped GeSn edge-emitting lasers grown on Si substrates. The whole device structures were grown by an industry standard chemical vapor deposition reactor using the low cost commercially available precursors SnCl4 and GeH4 in a single run epitaxy process. Temperature-dependent characteristics of laser-output versus pumping-laser-input showed lasing operation up to 110 K. The 10 K lasing threshold and wavelength were measured as 68 kW/cm2 and 2476 nm, respectively. Lasing characteristic temperature (T0) was extracted as 65 K.

Original languageEnglish
Article number171105
JournalApplied Physics Letters
Volume109
Issue number17
DOIs
StatePublished - Oct 24 2016

ASJC Scopus Subject Areas

  • Physics and Astronomy (miscellaneous)

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