0506249v2

related topics
{operator, operators, space}
{equation, function, exp}
{energy, state, states}
{cos, sin, state}
{photon, photons, single}
{states, state, optimal}

Extended Jaynes-Cummings models and (quasi)-exact solvability

Y. Brihaye, A. Nininahazwe

abstract: The original Jaynes-Cummings model is described by a Hamiltonian which is exactly solvable. Here we extend this model by several types of interactions leading to a nonhermitian operator which doesn't satisfy the physical condition of space-time reflection symmetry (PT symmetry). However the new Hamiltonians are either exactly solvable admitting an entirely real spectrum or quasi exactly solvable with a real algebraic part of their spectrum.

oai_identifier:
oai:arXiv.org:quant-ph/0506249
categories:
quant-ph
comments:
16 pages, 3 figures, discussion extended, one section added
doi:
10.1088/0305-4470/39/31/011
arxiv_id:
quant-ph/0506249
created:
2005-06-29
updated:
2006-03-16

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