Flow equation approach to diagonal representation of an unbounded Hamiltonian with complex eigenvalues
arXiv:quant-ph/0201005 · doi:10.1016/S0375-9601(02)00011-7
Abstract
The flow equation approach investigated by Wegner et al. is applied to an unbounded Hamiltonian system with a generalization. We show that a well-known quantized complex energy eigenvalues which is related to decay widths can be given with this approach.
Revtex, 4 pages, 2 figures. To appear in Physics Letters A
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