Nearly-Resonant Crystalline-Phononic Coupling in Quantum Spin Liquid Candidate CsYbSe2

Yun Yi Pai, Claire E. Marvinney, Liangbo Liang, Jie Xing, Allen Scheie, Alexander A. Puretzky, Gabor Halasz, Xun Li, Athena S. Sefat, David Parker, Lucas Lindsay, Benjamin J. Lawrie

Research output: Contribution to journalConference articlepeer-review

Abstract

We study crystal field-phonon interactions in quantum spin liquid candidates CsYbSe2 with variable temperature, polarization, and magnetic-field dependent Raman microscopy. Complex interplay between phonon modes and CEF modes is observed in real space.

Original languageEnglish
Article numberFM5N.2
JournalOptics InfoBase Conference Papers
StatePublished - 2022
EventCLEO: QELS_Fundamental Science, QELS 2022 - San Jose, United States
Duration: May 15 2022May 20 2022

Funding

This research was sponsored by the U. S. Department of Energy, Office of Science, Basic Energy Sciences, Materials Sciences and Engineering Division. The first principles phonon calculations and Raman microscopy were performed at the Center for Nanophase Materials Sciences, which is a U.S. Department of Energy Office of Science User Facility. L.L. acknowledges computational resources of the Compute and Data Environment for Science (CADES) at the Oak Ridge National Laboratory, which is supported by the Office of Science of the U.S. Department of Energy under Contract No. DE-AC05-00OR22725. Postdoctoral research support was provided by the Intelligence Community Postdoctoral Research Fellowship Program at the Oak Ridge National Laboratory, administered by Oak Ridge Institute for Science and Education through an interagency agreement between the U.S. Department of Energy and the Office of the Director of National Intelligence.

FundersFunder number
CADES
Data Environment for Science
Intelligence Community Postdoctoral Research
U.S. Department of EnergyDE-AC05-00OR22725
Office of Science
Basic Energy Sciences
Oak Ridge Institute for Science and Education
Office of the Director of National Intelligence
Division of Materials Sciences and Engineering

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