2024-03-28T17:04:05Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/475942020-04-17T09:01:33Zcom_10261_113com_10261_4com_10261_31com_10261_3col_10261_366col_10261_284
DIGITAL.CSIC
author
Romera, Miguel
author
Muñoz, Montserrat
author
Maicas, M.
author
Michalik, J. M.
author
Teresa, José María de
author
Magén, César
author
Prieto, J. L.
2012-03-27T12:39:05Z
2012-03-27T12:39:05Z
2011-09
Physical Review B 84(9): 094456 (2011)
1098-0121
http://hdl.handle.net/10261/47594
10.1103/PhysRevB.84.094456
1550-235X
The exchange interaction of Gd adjacent to Fe has been characterized by transport measurements on a double spin valve with a Fe/Gd/Fe trilayer as the middle layer. Our measurements show that the ferromagnetism of the Gd is enhanced by the presence of the Fe, and it remains ferromagnetic over its Curie temperature up to a thickness no smaller than 1 nm adjacent to the Fe. This thickness is more than double what has been reported before. Additionally, the saturation magnetization of the thin Gd layer sandwiched in Fe was found to be half of its bulk value. This reduced magnetization does not seem to be related to the proximity of Fe but rather to the incomplete saturation of Gd even for very high fields.
eng
openAccess
Enhanced exchange and reduced magnetization of Gd in an Fe/Gd/Fe trilayer
artículo
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URL
https://digital.csic.es/bitstream/10261/47594/1/e094456.pdf
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https://digital.csic.es/bitstream/10261/47594/4/e094456.pdf.txt
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e094456.pdf.txt