Spin-Glass-Like Behaviour in Nanocrystal
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Del Bianco, L. ;Hernando, A. ;Fiorani, D.
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Article
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2002
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John Wiley and Sons
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English
β 86 KB
Pure Fe powder was milled down to about 10 nm crystal size. In the as-milled sample, Mo Β¨ssbauer spectroscopy reveals the presence of two phases: crystallites and grain boundaries, the latter with a strongly disordered atomic configuration. The microstructural features affect the magnetisation behav