#====================================================== # Vampire material file for a GdFe Ferrimagnet #====================================================== # # R F Evans 05/08/14 # #--------------------------------------------------- # Number of Materials #--------------------------------------------------- material:num-materials=2 #--------------------------------------------------- # Material 1 Fe (TM) #--------------------------------------------------- material[1]:material-name=TM material[1]:damping-constant=0.02 material[1]:exchange-matrix[1]=2.835e-21 material[1]:exchange-matrix[2]=-1.09e-21 material[1]:atomic-spin-moment=1.92 !muB material[1]:uniaxial-anisotropy-constant=8.07246e-24 material[1]:material-element=Fe material[1]:minimum-height=0.0 material[1]:maximum-height=1.0 material[1]:alloy-host material[1]:alloy-fraction[2]=0.25 material[1]:initial-spin-direction=0,0,1 #--------------------------------------------------- # Material 2 Gd (RE) #--------------------------------------------------- material[2]:material-name=RE material[2]:damping-constant=0.02 material[2]:exchange-matrix[1]=-1.09e-21 material[2]:exchange-matrix[2]=1.26e-21 material[2]:atomic-spin-moment=7.63 !muB material[2]:uniaxial-anisotropy-constant=8.07246e-24 material[2]:material-element=Ag material[2]:minimum-height=0.0 material[2]:maximum-height=0.0 material[2]:initial-spin-direction=0,0,-1