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  Anomalous Thermal Electromotive Force in Samarium Monosulfide

Anomalous Thermal Electromotive Force in SamariumMonosulfide

M. M. Kazanin, V. V. Kaminskiy, and S. M. Solov'ev

Ioffe Physicotechnical Institute, Russian Academy of Sciences,

Politekhnicheskaya ul. 26, St. Petersburg, 194021 Russia

Received March 30, 1999

Abstract-The thermal emf in samarium monosulfide was investigated at temperatures between 300 and 530 K. At T = 435-455 K, an anomalous increase in the emf was found. This effect is explained by a noncoher­ent change in the valency of samarium ions. © 2000 MAIK "Nauka/Interperiodica".

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