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A Raman spectroscopic study of the uranyl tellurite mineral schmitterite
被引:5
|作者:
Frost, Ray L.
Cejka, Jiri
Weier, Matt
Ayoko, Godwin A.
机构:
[1] Queensland Univ Technol, Sch Phys & Chem Sci, Inorgan Mat Res Program, Brisbane, Qld 4001, Australia
[2] Natl Museum, CZ-11579 Prague 1, Czech Republic
基金:
澳大利亚研究理事会;
关键词:
selenite;
tellurite;
Raman spectroscopy;
U-O bond length;
uranyl;
D O I:
10.1016/j.saa.2005.12.013
中图分类号:
O433 [光谱学];
学科分类号:
0703 ;
070302 ;
摘要:
Raman spectra of schmitterite measured at 298 and 77 K are presented and discussed in detail and in part in comparison with published IR spectrum of synthetic schmitterite. U-O bond lengths in uranyls, calculated with the empirical relations RU-O = f[v(1)(UO2)(2+)] angstrom and RU-O = f[v(3)(UO2)(2+)] angstrom, are close to those inferred from the X-ray single crystal structure of synthetic schmitterite and agree also with the data for other natural and synthetic uranyl tellurites. (c) 2005 Elsevier B.V. All rights reserved.
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页码:571 / 574
页数:4
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