Open AccessUnusual magnetic excitations in the weakly ordered spin-12chain antiferromagnetSr2CuO3: Possible evidence for Goldstone magnon coupled with the amplitude mode
Author(s) -
Elena Sergeicheva,
S. S. Sosin,
L. A. Prozorova,
Genda Gu,
Igor Zaliznyak
Publication year - 2017
Publication title -
physical review. b./physical review. b
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.78
H-Index - 465
eISSN - 2469-9969
pISSN - 2469-9950
DOI - 10.1103/physrevb.95.020411
Subject(s) - magnon , physics , condensed matter physics , antiferromagnetism , spin wave , spin (aerodynamics) , goldstone boson , heisenberg model , amplitude , resonance (particle physics) , anisotropy , symmetry breaking , quantum mechanics , ferromagnetism , thermodynamics