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cond-mat.mtrl-sci1998
Effects of disorder on the optical properties of the (Zn,Mg)(S,Se) quaternary alloy
Antonino Marco Saitta, Stefano de Gironcoli, Stefano Baroni
The electronic and optical properties of (Zn,Mg)(S,Se) wide-gap solid solutions are studied using ab initio techniques and starting from the previously determined atomistic structu…
cond-mat1998
Reptation Quantum Monte Carlo
S. Baroni, S. Moroni
We present an elementary and self-contained account of the analogies existing between classical diffusion and the imaginary-time evolution of quantum systems. These analogies are u…