Possible quadrupolar ordering in a Kondo-lattice compound Ce3Pd20Ge6

Physical Review B - Condensed Matter and Materials Physics 53 巻 9 号 5101-5103 頁 1996-03-01 発行
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タイトル ( eng )
Possible quadrupolar ordering in a Kondo-lattice compound Ce3Pd20Ge6
作成者
Takeda Naoya
Ishikawa Masayasu
収録物名
Physical Review B - Condensed Matter and Materials Physics
53
9
開始ページ 5101
終了ページ 5103
抄録
Magnetic and transport properties of the cubic ternary compound Ce3Pd20Ge6 are herein reported. The electrical resistivity exhibits the Kondo lattice behavior and a large T2 coefficient at low temperatures, indicating that this compound is a heavy-electron system with a Kondo temperature of a few degrees Kelvin. The low-temperature specific heat revealed two successive anomalies at T1= 1.2 K and T2=0.7 K. The Γ8 quartet crystalline-field ground state of Ce ions is conjectured from the thermal variation of magnetic entropy deduced from the specific-heat data. The anomaly at T1 is probably a result of quadrupolar interaction between Γ8 ground states, while the other one at T2 is due to antiferromagnetic ordering.
言語
英語
資源タイプ 学術雑誌論文
出版者
American Physical Society
発行日 1996-03-01
権利情報
Copyright (c) 1996 The American Physical Society.
出版タイプ Version of Record(出版社版。早期公開を含む)
アクセス権 オープンアクセス
収録物識別子
[ISSN] 1098-0121
[DOI] 10.1103/PhysRevB.53.5101
[NCID] AA11187113
[DOI] http://dx.doi.org/10.1103/PhysRevB.53.5101