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One-magnon light scattering in exchange-noncollinear Nd2CuO4

✍ Scribed by I.M. Vitebskii; A.V. Yeremenko; Yu.G. Pashkevich; V.L. Sobolev; S.A. Fedorov

Publisher: Elsevier Science
Year: 1991
Tongue: English
Weight: 353 KB
Volume: 178
Category: Article
ISSN: 0921-4534
DOI: 10.1016/0921-4534(91)90175-x

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✦ Synopsis

It is shown that in an exchange-noncollinear four-sublattice antiferromagnet Nd2Cu04 an anomalously high intensity of light scattering from the exchange magnon should be observed. It makes it possible to determine directly the constant of the biquadratic exchange interaction.

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