Relational time for systems of oscillators
量子物理
2007-05-23 v1 广义相对论与量子宇宙学
摘要
Using an elementary example based on two simple harmonic oscillators, we show how a relational time may be defined that leads to an approximate Schrodinger dynamics for subsystems, with corrections leading to an intrinsic decoherence in the energy eigenstates of the subsystem.
引用
@article{arxiv.quant-ph/0505175,
title = {Relational time for systems of oscillators},
author = {G. J. Milburn and David Poulin},
journal= {arXiv preprint arXiv:quant-ph/0505175},
year = {2007}
}
备注
Contribution to the Int. J. of Quant. Info. issue dedicated to the memory of Asher Peres