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cond-mat.dis-nn2003★ 19 cited
Exchange anisotropy, disorder and frustration in diluted, predominantly ferromagnetic, Heisenberg spin systems
Chenggang Zhou, Malcolm P. Kennett, Xin Wan +2
Motivated by the recent suggestion of anisotropic effective exchange interactions between Mn spins in GaMnAs (arising as a result of spin-orbit coupling), we study thei…
cond-mat.dis-nn2001
One Dimensional Chain with Long Range Hopping
Chenggang Zhou, R. N. Bhatt
The one-dimensional (1D) tight binding model with random nearest neighbor hopping is known to have a singularity of the density of states and of the localization length at the band…