The structure of two new non-centrosymmetric phases of oxygen deficient bismuth manganite

Eggeman, A. S. ; Sundaresan, A. ; Rao, C. N. R. ; Midgley, P. A. (2011) The structure of two new non-centrosymmetric phases of oxygen deficient bismuth manganite Journal of Material Chemistry, 21 (39). p. 15417. ISSN 0959-9428

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Official URL: http://doi.org/10.1039/C1JM12840J

Related URL: http://dx.doi.org/10.1039/C1JM12840J

Abstract

The structure of two new phases in the bismuth manganite system are reported. The phases were determined by electron diffraction studies of two oxygen-deficient bulk samples. The first phase, a minority component of bulk BiMnO2.94 forms a n = 2 Ruddlesden-Popper phase with space group Cmc21. The second phase, from bulk BiMnO2.99, is an orthorhombic structure with space groupPmn21 and a unit cell approximately equal to Image ID:c1jm12840j-t1.gif times the parent perovskite cell. Importantly both phases are non-centrosymmetric and offer further potential for multiferroic studies.

Item Type:Article
Source:Copyright of this article belongs to Royal Society of Chemistry.
ID Code:120062
Deposited On:22 Jun 2021 06:12
Last Modified:22 Jun 2021 06:12

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