Novel room-temperature ferromagnetic semiconductors Pb1-x-yCaxCryTeстатья
Информация о цитировании статьи получена из
Web of Science
Дата последнего поиска статьи во внешних источниках: 29 мая 2015 г.
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Авторы:
Skipetrov E.P.,
Zvereva E.A.,
Pichugin N.A.,
Primenko A.E.,
Slyn’ko E.I.,
Slyn’ko V.E.
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Сборник:
MRS Symposium Proceedings
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Серия:
2009 MRS Spring Meeting
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Том:
1183
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Год издания:
2009
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Место издания:
Materials Research Society, United States
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Первая страница:
51
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Последняя страница:
56
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Аннотация:
The galvanomagnetic and magnetic properties of novel diluted magnetic semiconductors Pb1-x-yCaxCryTe (x=0.06-0.20, y=0.003-0.045) have been investigated. Temperature dependencies of the resistivity and the Hall coefficient have a metallic character indicating the pinning of Fermi level by the chromium impurity level on the background of the conduction band states. Magnetization curves display a clear hysteresis loop over the whole temperature range investigated. The Curie temperature, determined from the temperature dependencies of magnetization, achieves 345 K. Possible mechanisms of ferromagnetic ordering were discussed. © 2009 Materials Research Society.
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Скипетров Евгений Павлович