Origin of second-harmonic generation in the incommensurate phase of K2SeO4

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We show that a ferroelectric phase transition takes place in the incommensurate phase of the K2SeO4 crystal. The ferroelectric character of the IC phase explains the second-harmonic generation observed in the corresponding temperature range.
5 pages, 1 figure

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Materials Science

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http://salesiana.dossiersoluciones.com/handle/123456789/25772

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/cond-mat/0501714
 http://arxiv.org/abs/cond-mat/0501714
 PHYSICAL REVIEW B 70, 1, 024102 (2004)
 doi:10.1103/PhysRevB.70.024102

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