Magnetoelectric effect in GaMnAs /P(VDF-TrFE) composite multiferroic nanostructures

  • Yuldashev, Shavkat U.; 
  • Yalishev, Vadim Sh.; 
  • Yunusov, Ziyodbek A.; 
  • Lee, Seung Joo; 
  • Jeon, Hee Chang; 
  • 외 4명
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초록

The electric-field effect on the Curie temperature of the ferromagnetic semiconductor GaMnAs and ferroelectric polyvinylidene fluoride with trifluoroethylene P(VDF-TrFE) multiferroic nanostructures have been investigated. The Curie temperatures of GaMnAs layers were determined from the temperature dependencies of the resistivity at zero magnetic field and the anomalous Hall effect measurements. Under the electric-field potential with different polarities applied to the ferroelectric gate the shift of the Curie temperature in GaMnAs has been observed. The shift of T-C is due to the variation of the hole concentration in the ferromagnetic layer induced by the gate electric field. (C) 2015 Elsevier B.V. All rights reserved.

키워드

Diluted magnetic semiconductor; Ferroelectric gate; Magnetoelectric effect; SEMICONDUCTORS; FERROMAGNETISM; ANOMALIES
제목
Magnetoelectric effect in GaMnAs /P(VDF-TrFE) composite multiferroic nanostructures
저자
Yuldashev, Shavkat U.; Yalishev, Vadim Sh.; Yunusov, Ziyodbek A.; Lee, Seung Joo; Jeon, Hee Chang; Kwon, Young Hae; Lee, Geun Tak; Park, Cheol Min; Kang, Tae Won
DOI
10.1016/j.cap.2015.04.025
발행일
2015-09
유형
Article; Proceedings Paper
저널명
Current Applied Physics
권
15
페이지
S22 ~ S25