Literature DB >> 21715797

The Almeida-Thouless line in BiFeO(3): is bismuth ferrite a mean field spin glass?

Manoj K Singh1, Ram S Katiyar, W Prellier, J F Scott.   

Abstract

Low-temperature magnetic properties of epitaxial BiFeO(3) (BFO) thin films grown on (111) SrTiO(3) substrates have been studied. Zero-field-cooled and field-cooled magnetization curves show a large discrepancy beginning at a characteristic temperature T(f) that is dependent on the magnetic field strength. T(f)(H) varies according to the well known de Almeida-Thouless line [Formula: see text] suggesting an acentric long-range spin-glass behavior and mean field system.

Entities:  

Year:  2008        PMID: 21715797     DOI: 10.1088/0953-8984/21/4/042202

Source DB:  PubMed          Journal:  J Phys Condens Matter        ISSN: 0953-8984            Impact factor:   2.333


  2 in total

1.  Peculiar magnetism of BiFeO3 nanoparticles with size approaching the period of the spiral spin structure.

Authors:  Fengzhen Huang; Zhijun Wang; Xiaomei Lu; Junting Zhang; Kangli Min; Weiwei Lin; Ruixia Ti; TingTing Xu; Ju He; Chen Yue; Jinsong Zhu
Journal:  Sci Rep       Date:  2013-10-09       Impact factor: 4.379

2.  Large magnetoelectric coupling in magnetically short-range ordered Bi₅Ti₃FeO₁₅ film.

Authors:  Hongyang Zhao; Hideo Kimura; Zhenxiang Cheng; Minoru Osada; Jianli Wang; Xiaolin Wang; Shixue Dou; Yan Liu; Jianding Yu; Takao Matsumoto; Tetsuya Tohei; Naoya Shibata; Yuichi Ikuhara
Journal:  Sci Rep       Date:  2014-06-11       Impact factor: 4.379

  2 in total

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