J. Phys. Soc. Jpn. 75S (2006) pp. 10-13  |Previous Article| |Next Article|  |Table of Contents|
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Proc. of 5th Int. Symposium on ASR-WYP-2005 – Advances in the Physics and Chemistry of Actinide Compounds –

Anisotropy in AnTGa5 Compounds

Franck Wastin1, Eric Colineau1, Pavel Javorský1,2 and Jean Rebizant1

1European Commission, Joint Research Centre, Institute for Transuranium Elements, Postfach 2340, Karlsruhe 76125, Germany
2Charles University, Faculty of Mathematics and Physics, Department of Electronic Structures, Ke Karlovu 5, 12116 Prague 2, The Czech Republic

The AnTGa5 series (An = U, Np, Pu; T = d transition metal) forms a large family of isostructural compounds, where either itinerant paramagnetism (U-compounds with transition metals from the Fe and Co columns), antiferromagnetism (U-compounds with T = Ni, Pd, Pt and Np-compounds) or superconductivity (Pu-compounds) is observed. Their structure type corresponds to a layered version of the AnGa3 system. From the structural analogy, a significant anisotropy can be expected and may play an important role in the occurrence of superconductivity in the Pu-based compounds. In this perspective, we briefly review the anisotropic behavior in the series and present physical property measurements on oriented single crystals of PuRhGa5 and PuCoGa5 superconductors.

URL: http://jpsj.ipap.jp/link?JPSJS/75S/10/
DOI: 10.1143/JPSJS.75S.10


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