\(N\)-mode Hamiltonians with coordinate-momentum coupling terms

DOI10.1007/S10773-009-9990-4zbMath1173.82306OpenAlexW2015237954MaRDI QIDQ842642

Tong-Qiang Song, Gang Ren

Publication date: 25 September 2009

Published in: International Journal of Theoretical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10773-009-9990-4

zbMATH Keywords

Feynman-Hellmann theoreminvariant `eigen-operator'

Mathematics Subject Classification ID

Quantum equilibrium statistical mechanics (general) (82B10)

Cites Work

• Invariant `eigen-operator' of the square of Schrödinger operator for deriving energy-level gap
• AnN-mode squeezed vacuum state in Fock space as an entangled state

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