中文

热输运中全计数统计的瞬态行为

统计力学 2011-11-29 v1

摘要

推导了声子结系统的能量计数统计生成函数。该函数用平移了参数的导线围线序自能表示,ΣA(τ,τ)=ΣL(τ+x(τ),τ+x(τ))ΣL(τ,τ)\Sigma^A(\tau, \tau') = \Sigma_L\bigl(\tau +\hbar x(\tau), \tau' + \hbar x(\tau')\bigr) - \Sigma_L(\tau, \tau'),其中ΣL(τ,τ)\Sigma_L(\tau,\tau')是左导线的通常围线序自能。通过对给定时间tMt_M内从导线传递到中心的能量求导,得到其累积量。给出了石墨烯结前四阶累积量的瞬态结果。发现测量会导致能量流入导线。

关键词

引用

@article{arxiv.1106.5121,
  title  = {Transient behavior of full counting statistics in thermal transport},
  author = {Jian-Sheng Wang and Bijay Kumar Agarwalla and Huanan Li},
  journal= {arXiv preprint arXiv:1106.5121},
  year   = {2011}
}

备注

4 pages, 2 figures