Anisotropic magnetic phase diagram of the Kondo-lattice compound Ce3Pd20Ge6 : Observation of antiferromagnetic and quadrupolar ordering

Physical Review B - Condensed Matter and Materials Physics Volume 57 Issue 13 Page 7450-7453 published_at 1998-04-01
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Title ( eng )
Anisotropic magnetic phase diagram of the Kondo-lattice compound Ce3Pd20Ge6 : Observation of antiferromagnetic and quadrupolar ordering
Creator
Takeda Naoya
Ishikawa Masayasu
Yoshida Toshiya
Ishiguro Akiko
Kimura Noriaki
Komatsubara Takemi
Source Title
Physical Review B - Condensed Matter and Materials Physics
Volume 57
Issue 13
Start Page 7450
End Page 7453
Abstract
From the measurement of the specific heat of single crystalline samples of Ce3Pd20Ge6, we have constructed magnetic phase diagrams for a magnetic field up to 4 T, which disclose a pronounced anisotropy along the three principal directions of [100], [110], and [111]. We have found that both the quadrupolar and antiterromagnetic ordering temperatures exhibit distinct directional dependences on the external magnetic field and that new phase transitions evolve in the antiferromagnetic phase as well as in the ordered quadrupolar phase. These facts strongly suggest the existence of a complicated form of anisotropic interaction between the electric quadrupolar moment and the magnetic dipolar moment. The present result is briefly discussed in comparison with the reported one for CeB6.
Language
eng
Resource Type journal article
Publisher
American Physical Society
Date of Issued 1998-04-01
Rights
Copyright (c) 1998 The American Physical Society.
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 1098-0121
[DOI] 10.1103/PhysRevB.57.7450
[NCID] AA11187113
[DOI] http://dx.doi.org/10.1103/PhysRevB.57.7450