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@ARTICLE{Liebsch:59216,
      author       = {Liebsch, A. and Ishida, H.},
      title        = {{S}ubband {F}illing and {M}ott {T}ransition in
                      {C}a2-x{S}rx{R}u{O}4},
      journal      = {Physical review letters},
      volume       = {98},
      issn         = {0031-9007},
      address      = {College Park, Md.},
      publisher    = {APS},
      reportid     = {PreJuSER-59216},
      pages        = {216403},
      year         = {2007},
      note         = {Record converted from VDB: 12.11.2012},
      abstract     = {A new concept is proposed for the paramagnetic metal
                      insulator transition in the layer perovskite Ca2-xSrxRuO4.
                      Whereas the pure Sr compound is metallic up to large Coulomb
                      energies due to strong orbital fluctuations, structural
                      changes induced by doping with Ca give rise to an
                      interorbital charge transfer which makes the material
                      extremely sensitive to local correlations. Using dynamical
                      mean field theory based on finite temperature multiband
                      exact diagonalization, it is shown that the combination of
                      crystal field splitting and on-site Coulomb interactions
                      leads to complete filling of the d(xy) band and to a Mott
                      transition in the half-filled d(xz,yz) bands.},
      keywords     = {J (WoSType)},
      cin          = {IFF-1},
      ddc          = {550},
      cid          = {I:(DE-Juel1)VDB781},
      pnm          = {Kondensierte Materie},
      pid          = {G:(DE-Juel1)FUEK414},
      shelfmark    = {Physics, Multidisciplinary},
      typ          = {PUB:(DE-HGF)16},
      UT           = {WOS:000246776100042},
      doi          = {10.1103/PhysRevLett.98.216403},
      url          = {https://juser.fz-juelich.de/record/59216},
}