<正> A scheme for implementing discrete quantum Fourier transform is proposed via quantum dots embeddedin a microcavity,and then some of its applications are in
<正> After presenting the infinite operator-sum form solution to the Milburn equation dρ/dt=γ(UρU~+-ρ)=γU[ ρ,U~+],where U=e~(-iH/hγ),and verifying that t