<正> Recently Jiang et al.[Chin.Phys.Lett.24 (2007) 1144] gave a scheme for probabilistic controlled tele-portation of a triplet W state from the sender Alice t
<正>Within the framework of finite temperature field theory this paper discusses the shear viscosity of hot QED plasma through Kubo formula at one-loop skeleton
<正>A stochastic local limited one-dimensional rice-pile model is numerically investigated.The distributions for avalanche sizes have a c/ear power-law behavior