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Please use this identifier to cite or link to this item: http://tainguyenso.vnu.edu.vn/jspui/handle/123456789/12016

Title: Simulation of structure and magnetic properties of amorphous Ni
Authors: Hoang V.V.
Van T.B.
Hung P.K.
Keywords: 
Issue Date: 1999
Publisher: Materials Science Forum
Citation: Volume 312, Issue , Page 551-556
Abstract: The model of the amorphous Ni containing 1000 atoms has been constructed by the Statistical Relaxation (SR) method with Pak-Doyam potential type, the radial distribution function (RDF) of the model agrees well with experimental one by the heights and the positions of peaks. The local structure of the amorphous Ni has been investigated through the coordination number distribution and the cavity distribution. Using the Monte-Carlo method and Ising model we have calculated the magnetic properties of the models of fcc and amorphous Ni. The Curie temperatures of models are found in good agreement with experimental one. The spontaneous magnetization of the amorphous Ni at low temperatures is equal 50% of the spontaneous magnetization of the fcc Ni. At low temperatures the magnetization of the fcc and amorphous Ni follows Bloch's law and at high temperatures it follows Weiss's law. The local magnetization distribution in the amorphous state have been presented.
URI: http://tainguyenso.vnu.edu.vn/jspui/handle/123456789/12016
ISSN: 2555476
Appears in Collections:Articles of Universities of Vietnam from Scopus

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