The study of phase transitions in URu2Si2 and CeB6 by nonlinear susceptibility
β Scribed by Y. Miyako; H. Amitsuka; S. Kunii; T. Kasuya
- Publisher
- Elsevier Science
- Year
- 1993
- Tongue
- English
- Weight
- 229 KB
- Volume
- 186-188
- Category
- Article
- ISSN
- 0921-4526
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β¦ Synopsis
The phase transition at 17.5 K in URu2Si 2 and the antiferroquadrupolar order in CeB~ were studied by nonlinear susceptibilty. The nonlinear susceptibility in URu2Si 2 suggests the contribution of quadrupolar interactions to the phase transition and in CeB 6 the temperature dependence of the nonlinear susceptibility is consistent with theoretical prediction.
π SIMILAR VOLUMES
The Miissbauer spectra of iron and cobalt fluoroborate hexahydrate show a change by a factor of two in the quadrupole interaction near 2%) K and 185 K, respectively, togtther with a sudden drop in resonance fraction. This behaviour is explained as a first order phase transition in which the axial pa