随笔分类 -  Quantum Mechanics

摘要:对易的两个物理量有共同的本征基,意味着可以同时被准确测量出来。反之若不对易,则意味着我们不能同时获得关于这两个力学量的精确信息。 对易力学完全集(CSCO:Complete set of commuting observables)定义:能够完全描述体系状态、彼此独立、相互对易的最小数目的一组力学量 阅读全文
posted @ 2022-10-10 22:01 narip 阅读(2492) 评论(0) 推荐(0)
摘要:$$We,,ignore,,time,,in,,\rho , i.e., \rho ,,is,,shorthand,,for,,\rho \left( t \right) \ \dot{\rho}=-i\left[ H,\rho \right] \ we,,define,,a,,linear,,ma 阅读全文
posted @ 2022-08-14 17:36 narip 阅读(38) 评论(0) 推荐(0)
摘要:Fernuibuc Canonical Commutation relations and the Jordan-Wigner Trnasform Nielsen link 阅读全文
posted @ 2022-07-16 19:49 narip 阅读(20) 评论(0) 推荐(0)
摘要:The Paradox is based on two things, first is locality, second is reality. The scenario is as follows. Suppose Alice and Bob have a pair of entangled s 阅读全文
posted @ 2022-07-16 15:58 narip 阅读(44) 评论(0) 推荐(0)