Commensurate antiferromagnetic excitations as a signature of the pseudogap in the tetragonal high-Tc cuprate HgBa2CuO4+δ

M. K. Chan; C. J. Dorow; L. Mangin-Thro; Y. Tang; Y. Ge; M. J. Veit; G. Yu; X. Zhao; A. D. Christianson; J. T. Park; Y. Sidis; P. Steffens; D. L. Abernathy; P. Bourges; M. Greven

doi:10.1038/ncomms10819

Nature Communications (Mar 2016)

Commensurate antiferromagnetic excitations as a signature of the pseudogap in the tetragonal high-Tc cuprate HgBa2CuO4+δ

M. K. Chan,
C. J. Dorow,
L. Mangin-Thro,
Y. Tang,
Y. Ge,
M. J. Veit,
G. Yu,
X. Zhao,
A. D. Christianson,
J. T. Park,
Y. Sidis,
P. Steffens,
D. L. Abernathy,
P. Bourges,
M. Greven

Affiliations

M. K. Chan: School of Physics and Astronomy, University of Minnesota
C. J. Dorow: School of Physics and Astronomy, University of Minnesota
L. Mangin-Thro: Laboratoire Léon Brillouin, LLB/IRAMIS, UMR12, CEA-CNRS, CEA-Saclay
Y. Tang: School of Physics and Astronomy, University of Minnesota
Y. Ge: School of Physics and Astronomy, University of Minnesota
M. J. Veit: School of Physics and Astronomy, University of Minnesota
G. Yu: School of Physics and Astronomy, University of Minnesota
X. Zhao: School of Physics and Astronomy, University of Minnesota
A. D. Christianson: Quantum Condensed Matter Division, Oak Ridge National Laboratory
J. T. Park: Forschungsneutronenquelle Heinz Maier-Leibnitz
Y. Sidis: Laboratoire Léon Brillouin, LLB/IRAMIS, UMR12, CEA-CNRS, CEA-Saclay
P. Steffens: Institute Laue Langevin
D. L. Abernathy: Quantum Condensed Matter Division, Oak Ridge National Laboratory
P. Bourges: Laboratoire Léon Brillouin, LLB/IRAMIS, UMR12, CEA-CNRS, CEA-Saclay
M. Greven: School of Physics and Astronomy, University of Minnesota

DOI: https://doi.org/10.1038/ncomms10819
Journal volume & issue: Vol. 7, no. 1
pp. 1 – 7

Abstract

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In the cuprates, antiferromagnetic correlations might be the cause of the pseudogap phenomenon. Here the authors use neutron scattering on the tetragonal cuprate HgBa2CuO4+δrevealing commensurate antiferromagnetic excitations as a signature of the pseudogap state.

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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