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題名 Microstructure and ordering parameter studies in multilayer [FePt(x)/Os]n films
作者 陳洋元
Chiang,D. P.;Chen,S. Y. ;Yao,Y. D.;Ouyang,H.;Yu,C. C.;Chen,Y. Y.
貢獻者 應物所
日期 2011
上傳時間 9-Oct-2014 15:48:40 (UTC+8)
摘要 The microstructure, ordering parameter, and magnetic properties of multilayer [FePt(x)/Os]n films on glass substrate by dc-magnetron sputtering (with x being thickness in nm; Os with a fixed thickness 5 nm; n being the number of layers) have been studied as a function of the annealing temperatures between 300 and 900 C. The grain size of multilayer films can be controlled by annealing temperature and thickness of the FePt layer with Os space layer. The coercivity as a function of the annealing temperature for samples with n ¼ 1 and pure FePt behaves roughly saturated after annealing above 700 C. However, for samples with n > 4 the value of Hc seems still increasing with increasing annealing temperature between 600 and 900 C, and the ordering parameter decreases with increasing the number of Os layers. Our experimental results are reasonably well to describe the effect of strain-assisted transformation.
關聯 Journal of Applied Physics,109(7),07A732
資料類型 article
dc.contributor 應物所en_US
dc.creator (作者) 陳洋元zh_TW
dc.creator (作者) Chiang,D. P.;Chen,S. Y. ;Yao,Y. D.;Ouyang,H.;Yu,C. C.;Chen,Y. Y.en_US
dc.date (日期) 2011en_US
dc.date.accessioned 9-Oct-2014 15:48:40 (UTC+8)-
dc.date.available 9-Oct-2014 15:48:40 (UTC+8)-
dc.date.issued (上傳時間) 9-Oct-2014 15:48:40 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/70493-
dc.description.abstract (摘要) The microstructure, ordering parameter, and magnetic properties of multilayer [FePt(x)/Os]n films on glass substrate by dc-magnetron sputtering (with x being thickness in nm; Os with a fixed thickness 5 nm; n being the number of layers) have been studied as a function of the annealing temperatures between 300 and 900 C. The grain size of multilayer films can be controlled by annealing temperature and thickness of the FePt layer with Os space layer. The coercivity as a function of the annealing temperature for samples with n ¼ 1 and pure FePt behaves roughly saturated after annealing above 700 C. However, for samples with n > 4 the value of Hc seems still increasing with increasing annealing temperature between 600 and 900 C, and the ordering parameter decreases with increasing the number of Os layers. Our experimental results are reasonably well to describe the effect of strain-assisted transformation.en_US
dc.format.extent 1423620 bytes-
dc.format.mimetype application/pdf-
dc.language.iso en_US-
dc.relation (關聯) Journal of Applied Physics,109(7),07A732en_US
dc.title (題名) Microstructure and ordering parameter studies in multilayer [FePt(x)/Os]n filmsen_US
dc.type (資料類型) articleen