Single crystal Mössbauer studies of 1M b
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Laurence P. Aldridge; James Finch; Graeme J. Gainsford; Kevin H. Patterson; W. C
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Article
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1991
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Springer-Verlag
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English
⚖ 798 KB
Electric field gradient (EFG) measurements for Fe z + in the cisand trans-sites of a large single crystal of trioctahedral biotite of the 1M polytype are described. Attempts to apply thickness and polarisation corrections are outlined. The measured EFG's are distinctly rhombic: t1=0.28 and 0.42 resp