Enhanced exchange bias coupling in Fe/FexMn1-x bilayer by reducing vertical lattice constants

Wen Chin Lin, Bo Yao Wang, Te Yu Chen, Ling Chih Lin, Yu Wen Liao, Wei Pan, Nai Yeou Jih, Ker Jar Song, Minn Tsong Lin

研究成果: 雜誌貢獻期刊論文同行評審

9 引文 斯高帕斯(Scopus)

摘要

The modification of crystalline structure by epitaxial growth on different single crystals induces crucial effects on the exchange bias coupling. Due to the larger lattice constant (a0) of Cu3 Au (100) (a0 =3.75 Å), the vertical lattice constants of Fe Fex Mn1-x films on Cu3 Au (100) are much smaller than those of the Fe Fex Mn1-x Cu (100) system (Cu: a0 =3.61 Å). By reducing the vertical lattice constants, the interface exchange bias coupling energy of Fe Fex Mn1-x Cu3 Au (100) is enhanced to be 0.12-0.18 erg cm2, which is approximately four times that of the Cu(100) system.

原文英語
文章編號052502
期刊Applied Physics Letters
90
發行號5
DOIs
出版狀態已發佈 - 2007
對外發佈

ASJC Scopus subject areas

  • 物理與天文學(雜項)

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