Ultrafast photo-induced melting of the trimer superstructure in TaTe2

K. M. Siddiqui, D. B. Durham, F. Cropp, S. Rajpurohit, C. Ophus, Y. Zhu, J. D. Carlström, C. Stavrakas, Z. Mao, A. Raja, P. Musumeci, L. Z. Tan, A. M. Minor, D. Filippetto, R. A. Kaindl

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We report the first ultrafast study of TaTe2, utilizing MeV-scale ultrafast electron diffraction to reveal rapid photo-induced melting of its low-temperature trimer superstructure. Density-functional calculations indicate intra-trimer charge transfer as a trigger of this transformation.

Original languageEnglish (US)
Title of host publicationCLEO
Subtitle of host publicationQELS_Fundamental Science, CLEO: QELS 2021
PublisherThe Optical Society
ISBN (Electronic)9781557528209
StatePublished - 2021
Externally publishedYes
EventCLEO: QELS_Fundamental Science, CLEO: QELS 2021 - Part of Conference on Lasers and Electro-Optics, CLEO 2021 - Virtual, Online, United States
Duration: May 9 2021May 14 2021

Publication series

NameOptics InfoBase Conference Papers

Conference

ConferenceCLEO: QELS_Fundamental Science, CLEO: QELS 2021 - Part of Conference on Lasers and Electro-Optics, CLEO 2021
Country/TerritoryUnited States
CityVirtual, Online
Period5/9/215/14/21

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

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