Valence fluctuations in Samarium compounds - a theoretical approach

Mahanti, S. D. ; Kaplan, T. A. ; Barma, Mustansir (1978) Valence fluctuations in Samarium compounds - a theoretical approach Journal of Applied Physics, 49 (3). pp. 2084-2090. ISSN 0021-8979

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Official URL: http://jap.aip.org/resource/1/japiau/v49/i3/p2084_...

Related URL: http://dx.doi.org/10.1063/1.324746

Abstract

A theoretical approach to the problem of configuration fluctuation in Sm chalcogenides is presented. Properties of the fluctuating valence phase (also referred to as the collapsed phase) are discussed within an essentially localized model (ELM) in which most of the Sm 5d electrons are localized and only a small number (?0.1 electrons per Sm) occupy the free-electron-like states at the bottom of a d-band. We argue that the ELM for the collapsed phase of SmS can account for almost all and, as far as we know, is inconsistent with none of the available experimental data.

Item Type:Article
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ID Code:79574
Deposited On:27 Jan 2012 12:55
Last Modified:27 Jan 2012 12:55

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