Time-dependent Wigner distribution function employed in coherent Schrödinger cat states: |Ψ(t)⟩=N−1/2(|α⟩+eiφ|-α⟩)

DOI10.1088/0031-8949/78/04/045001zbMath1152.81865OpenAlexW2205239299MaRDI QIDQ3545996

Jeong-Ryeol Choi, Kyu-Hwang Yeon

Publication date: 18 December 2008

Published in: Physica Scripta (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/0031-8949/78/04/045001

Mathematics Subject Classification ID

Coherent states (81R30) Phase-space methods including Wigner distributions, etc. applied to problems in quantum mechanics (81S30) Quantum measurement theory, state operations, state preparations (81P15)

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TIME-DEPENDENT WIGNER DISTRIBUTION FUNCTION EMPLOYED IN SQUEEZED SCHRÖDINGER CAT STATES: |Ψ(t)〉 = N^-1/2(|β〉+e^iϕ|-β〉) ⋮ FRESNEL OPERATOR, SQUEEZED STATE AND WIGNER FUNCTION FOR CALDIROLA–KANAI HAMILTONIAN

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