75As-NQR Studies of Superconducting Filled Skutterudites PrRu4As12 and LaRu4As12

We report 75 As nuclear quadrupole resonance (NQR) measurements of the filled skutterudite superconductors LaRu 4 As 12 and PrRu 4 As 12 . The temperature dependence of the 75 As-NQR line and the n...

[1]  Y. Aoki,et al.  Superconducting properties of Pr-based Filled skutterudite PrRu$_4$As$_{12}$ , 2007, 0710.0439.

[2]  K. Ishida,et al.  Evidence for Ferromagnetic Fluctuations in Filled Skutterudite LaFe4Sb12:Sb-NQR and La-NMR , 2006 .

[3]  K. Ishida,et al.  Evidence for s-Wave Superconductivity with Antiferromagnetic Fluctuations in Filled Skutterudite LaFe4P12: 139La and 31P-NMR Studies , 2005 .

[4]  H.Sato,et al.  Evidence for s-wave superconductivity with antiferromagnetic fluctuations in filled skutterudite LaFe$_{4}$P$_{12}$: $^{139}$La and $^{31}$P-NMR studies , 2005, cond-mat/0510103.

[5]  H. Sugawara,et al.  Sb-NQR Probe for Multipole Degree of Freedom in the First Pr-Based Heavy-Fermion Superconductor PrOs4Sb12 , 2005, cond-mat/0508539.

[6]  T. Takabatake,et al.  Sb NQR Study of Ferromagnetic Instability in Alkaline-Earth-Filled Skutterudites SrFe4Sb12 and BaFe4Sb12 , 2005 .

[7]  H. Sato,et al.  Multiband superconductivity in the heavy fermion compound PrOs4Sb12. , 2005, Physical review letters.

[8]  E. Matsuoka,et al.  Nearly ferromagnetic metals AFe4Sb12 (A = Ca, Sr, and Ba) , 2005 .

[9]  H. Sato,et al.  Direct observation of quadrupolar excitons in the heavy-fermion superconductor PrOs4Sb12. , 2005, Physical review letters.

[10]  H. Sugawara,et al.  Static and dynamical properties in the Pr-based filled skutterudite compoundPrFe4P12revealed by aP31-NMR study , 2005 .

[11]  K. Shimizu,et al.  Pressure-Induced Superconductivity in Filled Skutterudite PrRu4P12 , 2004 .

[12]  T. Matsuda,et al.  Relaxation Anomalies of 69/71Ga NQR in the Paramagnetic State of the Itinerant Antiferromagnet UGa3: Possible Evidence for a Crossover to Localized Spin Fluctuations and Development of Orbital Fluctuations of 5f-electrons at High Temperatures , 2004 .

[13]  H. Sato,et al.  Time-reversal symmetry-breaking superconductivity in heavy-fermion PrOs4Sb12 detected by muon-spin relaxation. , 2003, Physical review letters.

[14]  M. Baenitz,et al.  Ferromagnetic ordering in alkali-metal iron antimonides: NaFe4Sb12 and KFe4Sb12. , 2003, Physical review letters.

[15]  H. Sugawara,et al.  Evidence for Magnetic-Field-Induced Quadrupolar Ordering in the Heavy-Fermion Superconductor PrOs4Sb12 , 2003 .

[16]  H. Sato,et al.  Sb-NQR probe for superconducting properties in the Pr-based filled-skutterudite compound PrRu4Sb12 , 2003, cond-mat/0303569.

[17]  H. Sato,et al.  Evidence for unconventional strong-coupling superconductivity in PrOs4Sb12: an Sb nuclear quadrupole resonance study. , 2002, Physical review letters.

[18]  A. Faisst,et al.  Low-temperature specific heat of the heavy-fermion superconductor PrOs4Sb12. , 2002, Physical review letters.

[19]  E. Bauer,et al.  Superconductivity and heavy fermion behavior in PrOs 4 Sb 12 , 2002 .

[20]  K. Miyoshi,et al.  NMR study of spin fluctuations in CeRu4P12 , 2000 .

[21]  M. Ishikawa,et al.  Superconducting and Magnetic Properties of Filled Skutterudite Compounds RERu4Sb12(RE=La,Ce,Pr,Nd and Eu). , 2000 .

[22]  T. Yagi,et al.  Superconductivity of filled skutterudites LaRu{sub 4}As{sub 12} and PrRu{sub 4}As{sub 12} , 1997 .

[23]  J. H. Ross,et al.  Magnetic spin-lattice relaxation in nuclear quadrupole resonance: the eta not=0 case , 1991 .

[24]  W. Jeitschko,et al.  LaFe4P12 with filled CoAs3‐type structure and isotypic lanthanoid–transition metal polyphosphides , 1977 .

[25]  D. MacLaughlin,et al.  NUCLEAR SPIN--LATTICE RELAXATION IN PURE AND IMPURE INDIUM. I. NORMAL STATE. , 1971 .

[26]  V. Ambegaokar,et al.  Theory of the Thermal Conductivity of Superconducting Alloys with Paramagnetic Impurities , 1964 .