Transformation form Icosahedral Quasicrystalline to Amorphous Structure in Al_<65>Cu_<20>Fe_<15>
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概要
- 論文の詳細を見る
Mechaxaical grindiutg (N4G) of icosahedral A1.,Cu..Fe., quasicrystal ltas beeza per-formed by ball naillixag for up to 200 laours. Sjcecixnerrs, lakeua after different millixtgtinces, were exanained by X-ray diffraction and traxasntission "Fe N46ssbauer spec-trosco)oy. It is found total MG led to structttral changes froxn quasicr)'stalline to antor-PIIOLIS plaase. Tw'o j>ossible transforxnation mecltaxtisms w'itla the correspoxadingfitting models for evaluation of tlte N46ssbauer s)cectrtt are proposed. Tlte n?ode1 COII-sisting of two blocks of tlte P(,4) distributiotts of tlte electric quadrupole interactiona issuperior to tlaat OIIC wlticla assuxnes ox?1y OIIC P(J) stuggestiuvg a creation of an amor-p]?ous pltase and its gradual increase ixa tlte specimexa's voluxne during tlae ball xnillingof icosaltedral quasicr)'stal.[A1-Cu-Fediffrac- ll tionh)'perfine jl parameterslicosahedral quasicrystal, "Fe M6ssbauex' spectroscopy, X-raymeasurement, nteclaaxaical grinding, structural transformat?on,
- 社団法人日本物理学会の論文
- 1992-10-15
著者
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ISHIHARA Keiichi
Department of Metal Science and Technology,Kyoto University
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Nasu Saburo
Department Of Metallurgy Faculty Of Engineering Kyoto University
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Nasu Saburo
Department Of Material Physics Faculty Of Engineering Science Osaka University
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Shingu P
Department Of Matal Science And Technology Faculty Of Engineering Science Kyoto University
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Ishihara Keiichi
Department Of Biochemistry Kyoto Pharmaceutical University
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Ishihara Keiichi
Department Of Matal Science And Technology Faculty Of Engineering Science Kyoto University
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MIGLIERINI Marcel
Department of Material Physics,Faculty of Engineering Science,Osaka University
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H.SHINGU Paul
Department of Matal Science and Technology,Faculty of Engineering Science,Kyoto University
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H.shingu Paul
Department Of Matal Science And Technology Faculty Of Engineering Science Kyoto University
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Miglierini Marcel
Department Of Material Physics Faculty Of Engineering Science Osaka University:department Of Nuclear
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