We report a new mechanism of optical gain originating from trions at extremely low-density levels in 2D material system by conducting systematic PL and reflectance spectroscopy on electrically-gated MoTe2 mono- and bi-layer devices.

Original languageEnglish (US)
Title of host publicationCLEO
Subtitle of host publicationQELS_Fundamental Science, CLEO_QELS 2019
PublisherOSA - The Optical Society
ISBN (Electronic)9781557528209
StatePublished - Jan 1 2019
EventCLEO: QELS_Fundamental Science, CLEO_QELS 2019 - San Jose, United States
Duration: May 5 2019May 10 2019

Publication series

NameOptics InfoBase Conference Papers
VolumePart F128-CLEO_QELS 2019


ConferenceCLEO: QELS_Fundamental Science, CLEO_QELS 2019
CountryUnited States
CitySan Jose

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

Fingerprint Dive into the research topics of 'Observation of trionic optical gain in electrically gated two-dimensional molybdenum ditelluride'. Together they form a unique fingerprint.

  • Cite this

    Wang, Z., Sun, H., Zhang, Q., Feng, J., Zhang, J., Li, Y., & Ning, C. Z. (2019). Observation of trionic optical gain in electrically gated two-dimensional molybdenum ditelluride. In CLEO: QELS_Fundamental Science, CLEO_QELS 2019 (Optics InfoBase Conference Papers; Vol. Part F128-CLEO_QELS 2019). OSA - The Optical Society. https://doi.org/10.1364/CLEO-QELS.2019.FM4D.4