Evidence of spin-phonon coupling in
Abstract
Here, we present Raman scattering results on the layered semiconducting ferromagnetic compound CrSiTe3. Four Raman-active modes, predicted by symmetry, are observed and assigned. The experimental results are supported by density functional theory calculations. The self-energies of the A3g and the E3g symmetry modes exhibit unconventional temperature evolution around 180 K. In addition, the doubly degenerate E3g mode shows a clear change of asymmetry in the same temperature region. The observed behavior is consistent with the presence of the previously reported short-range magnetic order and strong spin-phonon coupling.
- Authors:
-
- Univ. of Belgrade, Belgrade (Serbia)
- Brookhaven National Lab. (BNL), Upton, NY (United States)
- Univ. of Belgrade, Belgrade (Serbia); Serbian Academy of Sciences and Arts, Belgrade (Serbia)
- Publication Date:
- Research Org.:
- Brookhaven National Lab. (BNL), Upton, NY (United States)
- Sponsoring Org.:
- USDOE Office of Science (SC), Basic Energy Sciences (BES)
- OSTI Identifier:
- 1477482
- Alternate Identifier(s):
- OSTI ID: 1471262
- Report Number(s):
- BNL-209161-2018-JAAM
Journal ID: ISSN 2469-9950; PRBMDO
- Grant/Contract Number:
- SC0012704
- Resource Type:
- Accepted Manuscript
- Journal Name:
- Physical Review B
- Additional Journal Information:
- Journal Volume: 98; Journal Issue: 10; Journal ID: ISSN 2469-9950
- Publisher:
- American Physical Society (APS)
- Country of Publication:
- United States
- Language:
- English
- Subject:
- 75 CONDENSED MATTER PHYSICS, SUPERCONDUCTIVITY AND SUPERFLUIDITY
Citation Formats
Milosavljević, A., Šolajić, A., Pešić, J., Liu, Yu, Petrovic, Cedomir, Lazarević, N., and Popović, Z. V. Evidence of spin-phonon coupling in CrSiTe3. United States: N. p., 2018.
Web. doi:10.1103/PhysRevB.98.104306.
Milosavljević, A., Šolajić, A., Pešić, J., Liu, Yu, Petrovic, Cedomir, Lazarević, N., & Popović, Z. V. Evidence of spin-phonon coupling in CrSiTe3. United States. https://doi.org/10.1103/PhysRevB.98.104306
Milosavljević, A., Šolajić, A., Pešić, J., Liu, Yu, Petrovic, Cedomir, Lazarević, N., and Popović, Z. V. Tue .
"Evidence of spin-phonon coupling in CrSiTe3". United States. https://doi.org/10.1103/PhysRevB.98.104306. https://www.osti.gov/servlets/purl/1477482.
@article{osti_1477482,
title = {Evidence of spin-phonon coupling in CrSiTe3},
author = {Milosavljević, A. and Šolajić, A. and Pešić, J. and Liu, Yu and Petrovic, Cedomir and Lazarević, N. and Popović, Z. V.},
abstractNote = {Here, we present Raman scattering results on the layered semiconducting ferromagnetic compound CrSiTe3. Four Raman-active modes, predicted by symmetry, are observed and assigned. The experimental results are supported by density functional theory calculations. The self-energies of the A3g and the E3g symmetry modes exhibit unconventional temperature evolution around 180 K. In addition, the doubly degenerate E3g mode shows a clear change of asymmetry in the same temperature region. The observed behavior is consistent with the presence of the previously reported short-range magnetic order and strong spin-phonon coupling.},
doi = {10.1103/PhysRevB.98.104306},
journal = {Physical Review B},
number = 10,
volume = 98,
place = {United States},
year = {Tue Sep 18 00:00:00 EDT 2018},
month = {Tue Sep 18 00:00:00 EDT 2018}
}
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Cited by: 31 works
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Figures / Tables:
FIG. 1: (Color online) Raman spectra of CrSiTe3 single crystal measured at 100 K in (a) parallel and (b) cross polarisation configuration. Grey line represent TeO2 spectrum measured and 300 K. Inset: Raman spectrum of CrGeTe3 in parallel polarization configuration measured at 100 K.
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Works referencing / citing this record:
Lattice Dynamics, Phonon Chirality, and Spin–Phonon Coupling in 2D Itinerant Ferromagnet Fe 3 GeTe 2
journal, September 2019
- Du, Luojun; Tang, Jian; Zhao, Yanchong
- Advanced Functional Materials, Vol. 29, Issue 48
Efficient Spin‐Orbit Torque Switching of the Semiconducting Van Der Waals Ferromagnet Cr 2 Ge 2 Te 6
journal, November 2019
- Ostwal, Vaibhav; Shen, Tingting; Appenzeller, Joerg
- Advanced Materials, Vol. 32, Issue 7
Figures / Tables found in this record:
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