Phase diagram of a uniaxially stressed cubic antiferromagnet
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Phase diagram of a uniaxially stressed cubic antiferromagnet. / Mouritsen, O. G.; Jensen, S. J. Knak.
I: Physical Review B, Bind 22, Nr. 7, 1980, s. 3271-3276.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Phase diagram of a uniaxially stressed cubic antiferromagnet
AU - Mouritsen, O. G.
AU - Jensen, S. J. Knak
PY - 1980
Y1 - 1980
N2 - The phase diagram of a model for a uniaxially stressed antiferromagnet of cubic symmetry is calculated using high-temperature series analysis of the ordering susceptibility. It is shown that the model exhibits a bicritical point in zero stress, =0, and that the phase diagram includes a spin-flop-like and an antiferromagnetic phase for <0 and >0, respectively. We have determined the crossover exponent to be =1.33 0.10 in agreement with renormalization-group predictions for a n=3 system. The variation of the exponent along the phase boundaries separating the ordered phases and the paramagnetic phase is discussed in the context of universality.
AB - The phase diagram of a model for a uniaxially stressed antiferromagnet of cubic symmetry is calculated using high-temperature series analysis of the ordering susceptibility. It is shown that the model exhibits a bicritical point in zero stress, =0, and that the phase diagram includes a spin-flop-like and an antiferromagnetic phase for <0 and >0, respectively. We have determined the crossover exponent to be =1.33 0.10 in agreement with renormalization-group predictions for a n=3 system. The variation of the exponent along the phase boundaries separating the ordered phases and the paramagnetic phase is discussed in the context of universality.
U2 - 10.1103/PhysRevB.22.3271
DO - 10.1103/PhysRevB.22.3271
M3 - Journal article
AN - SCOPUS:35949023596
VL - 22
SP - 3271
EP - 3276
JO - Physical Review B
JF - Physical Review B
SN - 2469-9950
IS - 7
ER -
ID: 238393398