Layer Degree of Freedom for Ultrafast Exciton Dynamics in Transition Metal Dichalcogenides

Santu Bera, Megha Shrivastava, Hanyu Zhang, Elisa Miller, Matthew Beard, K. Adarsh

Research output: Contribution to conferencePaperpeer-review

Abstract

We demonstrate layer-engineered crossover of relaxation pathways from fast exciton-exciton annihilation in monolayer to slow phonon bottleneck in few-layer MoS2. Our study reveals new, layer degree of freedom to tune ultrafast dynamics in optoelectronic applications.

Original languageAmerican English
Number of pages2
StatePublished - May 2021
Event2021 Conference on Lasers and Electro-Optics, CLEO 2021 - Virtual, Online, United States
Duration: 9 May 202114 May 2021

Conference

Conference2021 Conference on Lasers and Electro-Optics, CLEO 2021
Country/TerritoryUnited States
CityVirtual, Online
Period9/05/2114/05/21

Bibliographical note

Publisher Copyright:
© 2021 OSA.

NREL Publication Number

  • NREL/CP-5900-81651

Keywords

  • excitons
  • laser excitation
  • laser tuning
  • lasers and electrooptics
  • metals
  • phonons
  • sulfur

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