Temperature-tunable Fano resonance induced by strong coupling between Weyl fermions and phonons in TaAs

B. Xu; Y. M. Dai; L. X. Zhao; K. Wang; R. Yang; W. Zhang; J. Y. Liu; H. Xiao; G. F. Chen; S. A. Trugman; J-X Zhu; A. J. Taylor; D. A. Yarotski; R. P. Prasankumar; X. G. Qiu

doi:10.1038/ncomms14933

Nature Communications (Mar 2017)

Temperature-tunable Fano resonance induced by strong coupling between Weyl fermions and phonons in TaAs

B. Xu,
Y. M. Dai,
L. X. Zhao,
K. Wang,
R. Yang,
W. Zhang,
J. Y. Liu,
H. Xiao,
G. F. Chen,
S. A. Trugman,
J-X Zhu,
A. J. Taylor,
D. A. Yarotski,
R. P. Prasankumar,
X. G. Qiu

Affiliations

B. Xu: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
Y. M. Dai: Center for Integrated Nanotechnologies, Los Alamos National Laboratory
L. X. Zhao: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
K. Wang: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
R. Yang: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
W. Zhang: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
J. Y. Liu: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
H. Xiao: Center for High Pressure Science and Technology Advanced Research
G. F. Chen: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
S. A. Trugman: Center for Integrated Nanotechnologies, Los Alamos National Laboratory
J-X Zhu: Center for Integrated Nanotechnologies, Los Alamos National Laboratory
A. J. Taylor: Associate Directorate for Chemistry, Life and Earth Sciences, Los Alamos National Laboratory
D. A. Yarotski: Center for Integrated Nanotechnologies, Los Alamos National Laboratory
R. P. Prasankumar: Center for Integrated Nanotechnologies, Los Alamos National Laboratory
X. G. Qiu: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences

DOI: https://doi.org/10.1038/ncomms14933
Journal volume & issue: Vol. 8, no. 1
pp. 1 – 6

Abstract

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The study of lattice vibrations coupled to electronic excitations may provide an avenue for exploring exotic physical phenomena. Here, Xuet al. observe a Fano resonance in the Weyl semimetal TaAs, revealing evidence for a strong coupling between phonons and Weyl fermions.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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