中文

坐标虚位移下哈密顿量的赝厄米性:复势的实谱

量子物理 2009-11-07 v2

摘要

我们提出,对于几种已知的复势,包括PT对称和非PT对称两种类型,其实谱和态的正交性可以通过当前提出的η\eta-赝厄米性 (Mostafazadeh, quant-ph/0107001) 来理解,前提是引入厄米线性自同构η\etaeθpe^{-\theta p},它影响坐标的虚位移:eθpxeθp=x+iθe^{-\theta p} x e^{\theta p} = x+i\theta

关键词

引用

@article{arxiv.quant-ph/0108016,
  title  = {Pseudo-Hermiticity of Hamiltonians under imaginary shift of the co-ordinate : real spectrum of complex potentials},
  author = {Zafar Ahmed},
  journal= {arXiv preprint arXiv:quant-ph/0108016},
  year   = {2009}
}

备注

7 pages, no figure, eq.5 is changed, eqs.6a-e added, submitted to Phys. Lett. A