[1] Pennsylvania State University,Department of Physics and Materials Research Institute
[2] University Park,Department of Physics and Frederick Seitz Materials Research Laboratory
[3] University of Illinois,Theoretical Division
[4] MS B258,Department of Chemical Engineering and Materials Science
[5] Los Alamos National Laboratory,Department of Physics
[6] Los Alamos,undefined
[7] New Mexico 87545,undefined
[8] USA,undefined
[9] University of Minnesota,undefined
[10] Thin Film Magnetism Group,undefined
[11] Cavendish Laboratory,undefined
[12] University of Cambridge,undefined
[13] Cambridge CB3 0HE,undefined
[14] UK,undefined