Study on GMR in CoAg thin granular films
1995; Elsevier BV; Volume: 140-144; Linguagem: Inglês
10.1016/0304-8853(94)01012-9
ISSN1873-4766
AutoresH. Sang, Zhiyong Jiang, Guang‐hua Guo, J. T. Ji, S.Y. Zhang, Youwei Du,
Tópico(s)Theoretical and Computational Physics
ResumoGiant magnetoresistance has been observed in CoxAg1−x(8⩽ x ⩽ 46 at%) thin granular films. The samples were prepared on glass substrates using ion-beam consputtering technique. It is shown that GMR depends on x, substrate temperature, and annealing treatment. For x = 22 at% film after annealing 0.5 at 500 K, the maximum of δϱ/ϱ is ∼ 13.4% at room temperature.
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