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Image Plate X-Ray Diffraction Study of Distorted FCC Phase in Rare Earth Metals at High Pressures

Published online by Cambridge University Press:  10 February 2011

Steven Beaver ,
Gary N. Chesnut  and
Yogesh K. Vohra
Steven Beaver
Affiliation:
Department of Physics, University of Alabama at Birmingham (UAB), Birmingham, AL 35294–1170
Gary N. Chesnut
Affiliation:
Department of Physics, University of Alabama at Birmingham (UAB), Birmingham, AL 35294–1170
Yogesh K. Vohra
Affiliation:
Department of Physics, University of Alabama at Birmingham (UAB), Birmingham, AL 35294–1170
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Abstract

A high-pressure phase of gadolinium is completely described for the first time. This phase, HR24, is found to exist at 46 GPa. The structure is examined for evidence of delocalization of the f shell, and the evolution of the HR24 phase with increasing pressure is discussed.

Information

Type
Research Article
Information
MRS Online Proceedings Library (OPL) , Volume 499: Symposium DD – High Pressure Materials Research , 1997 , 435
Copyright
Copyright © Materials Research Society 1998

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References

REFERENCES

1. Jayaraman, A., Phys. Rev. A135, p. 1, 056 (1964).Google Scholar
2. Holzapfel, W. B., J. Alloys and Compounds 223, p. 170 (1995).Google Scholar
3. Gu, G., Vohra, Y. K. and Brister, K. E., Phys. Rev. B52, p. 9, 107 (1995).Google Scholar
4. Grosshans, W. A., Vohra, Y. K. and Holzapfel, W. B., Phys. Rev. Lett. 49, p. 1, 572 (1982).Google Scholar
5. Vohra, Y. K., Vijayakumar, V., Godwal, B. K. and Sikka, S. K., Phys. Rev. B30, p. 6, 205 (1984).Google Scholar
6. Hamaya, N., Sakamoto, Y, Fujihisa, H., Fuji, Y, Takemura, K., Kikegawa, T. and Shimomura, O., American Institute of Physics Conference Proceedings 309 Part I, N.Y, P457 (1994).Google Scholar
7. Hua, H., Vohra, Y. K., Akella, J., Weir, S. T., Ahuja, R. and Johansson, B., The Review of High Pressure Science and Technology 7, (1998).Google Scholar
8. Larson, A. C. and Von Dreele, R. B., General Structure Analysis System (GSAS), Los Alamos National Laboratory, Los Alamos, NM 87545.Google Scholar
9. Larson, A. C. and Von Dreele, R. B., GSAS Manual, pp. 138–143.Google Scholar
10. Kraus, W. and Nolze, G., PowderCell for Windows, Federal Institute for Materials Research and Testing, Rudower Chaussee 5, 12489 Berlin, Germany.Google Scholar