
JETP, Vol. 66,
No. 1,
p. 174 (July 1987)
(Russian original - ZhETF,
Vol. 93,
No. 1,
p. 302,
July 1987
)
Soft mode and energy gap in spin-wave spectrum in a second-order orientational phase transition. AFMR in YFeO3
A.M. Balbashov, A.G. Berezin, Yu. M. Gufan, G.S. Kolyadko, P. Yu. Marchukov, E.G. Rudashevskii
Received: December 9, 1986
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