Isber S.; Tabbal M.; Christidis T.; Terki F.; Charar S.
(AMSTERDAMPO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, 2005)
Magnetization and magnetic susceptibility of dimeric polyoxoanions [M 4(H2O)2(GeW9O34) 2]12- (M=Mn2+, Cu2+) were investigated using an isotropic exchange coupling model with two coupling constant (J and J′) within the spin ...