A sharp decrease of resistivity in La0.7Ca0.3Mn0.96Cu0.04O3: Evidence for Cu-assisted coherent tunneling of spin Polarons

[1]  P. Fischer,et al.  Changes in the magnetic structure of (La0.25Pr0.75)0.7Ca0.3MnO3 upon the isotopic substitution of 18O for 16O , 1999 .

[2]  S. Ogale,et al.  Transition-element doping effects in La 0.7 Ca 0.3 MnO 3 , 1999 .

[3]  K. Kugel,et al.  Metal–insulator transition induced by 16O–18O oxygen isotope exchange in colossal negative magnetoresistance manganites , 1998, cond-mat/9805315.

[4]  V. Laukhin,et al.  Local disorder effects on the pressure dependence of the metal–insulator transition in manganese perovskites , 1998 .

[5]  L. Gor’kov,et al.  Manganites at low temperatures and light doping: band approach and percolation , 1998, JETP Letters.

[6]  K. Kugel,et al.  Metal–insulator transition induced by oxygen isotope exchange in the magnetoresistive perovskite manganites , 1998, Nature.

[7]  T. Tritt,et al.  EFFECTS OF GD, CO, AND NI DOPING IN LA2/3CA1/3MNO3 : RESISTIVITY, THERMOPOWER, AND PARAMAGNETIC RESONANCE , 1997 .

[8]  L. Sheng,et al.  Theory of colossal magnetoresistance in R12xAxMnO3 , 1997 .

[9]  T. Palstra,et al.  Transport mechanisms in doped LaMnO3: Evidence for polaron formation , 1997 .

[10]  J. Coey,et al.  Magnetic localization in mixed-valence manganites , 1997 .

[11]  G. Cui,et al.  Doped rare-earth perovskite Mn films with colossal magnetoresistance , 1997 .

[12]  Mart́ınez,et al.  Colossal magnetoresistance of ferromagnetic manganites: Structural tuning and mechanisms. , 1996, Physical review letters.

[13]  Hwang,et al.  Lattice effects on the magnetoresistance in doped LaMnO3. , 1995, Physical review letters.