| Numéro |
J. Phys. Colloques
Volume 49, Numéro C8, Décembre 1988
Proceedings of the International Conference on Magnetism
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|
|---|---|---|
| Page(s) | C8-2205 - C8-2206 | |
| DOI | https://doi.org/10.1051/jphyscol:19888990 | |
Proceedings of the International Conference on Magnetism
J. Phys. Colloques 49 (1988) C8-2205-C8-2206
DOI: 10.1051/jphyscol:19888990
1 Lab. de Magnétisme, CNRS, 92195 Meudon Cedex, France
2 Regional College of Education (NCERT), Mysore, India
3 Depart. de Physique, Université de Fes, BP 1796, Fes, Maroc
4 Lab. de Physique des Solides, CNRS, 92195 Meudon Cedex, France
5 Institut Curie, 75231 Paris Cedex 05, France
J. Phys. Colloques 49 (1988) C8-2205-C8-2206
DOI: 10.1051/jphyscol:19888990
XDC AND MAGNETIC MÖSSBAUER SPECTRA OF YBa2 (Cu1-xFex)3 O7-δ
S. C. Bhargava1, G. T. Bhandage1, 2, J. L. Dormann1, S. Sayouri1, 3, P. Renaudin1, J. Jove4, O. Gorochov5, M. Rateau5, H. Pankowska5 et R. Suryanarayanan51 Lab. de Magnétisme, CNRS, 92195 Meudon Cedex, France
2 Regional College of Education (NCERT), Mysore, India
3 Depart. de Physique, Université de Fes, BP 1796, Fes, Maroc
4 Lab. de Physique des Solides, CNRS, 92195 Meudon Cedex, France
5 Institut Curie, 75231 Paris Cedex 05, France
Abstract
We find the paramagnetic Mössbauer spectra of YBa2 (CuxFe1-x)3 O7-δ can be fitted using symmetric doublets, iron is in high spin Fe3+ state in the oxide, and the present study provides further support to the presence of spin relaxation effects at low temperatures.