Recent Advances in the Magnetism and Superconductivity of Heavy Fermion Systems

• DOI: 10.1143/jpsj.73.769
• Publication Date: 2005-02-10T01:10:55Z
• Authors: Yoshichika Ōnuki; Rikio Settai; Kiyohiro Sugiyama; Tetsuya Takeuchi; Tatsuo C. Kobayashi; Yoshinori Haga; Etsuji Yamamoto
• Keywords: Magnetism; RKKY interaction; Heavy fermion superconductor

We present recent advances in the magnetism and superconductivity of rare earth uranium compounds. Heavy fermions are formed on basis competition between RKKY interaction Kondo effect these The application pressure to compounds is useful control electronic states antiferromagnets CeRh 2 Si CeRhIn 5 , ferromagnet UGe . quadrupole or found be responsible for heavy PrFe 4 P 12 A rich variety superconducting properties demonstrated: CeCoIn vicinity a quantum critical point, coexistence ferromagnetism based fluctuations PrOs Sb together with relation transition temperature quasi-two dimensionality states.