Variational perturbation theory for complex cubic potentials

DOI10.1016/j.physleta.2004.08.058zbMath1123.81352OpenAlexW2008575783MaRDI QIDQ2462948

S.-A. Yahiaoui, L. Chetouani, M. Bentaiba

Publication date: 5 December 2007

Published in: Physics Letters. A (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.physleta.2004.08.058

Mathematics Subject Classification ID

Perturbation theories for operators and differential equations in quantum theory (81Q15)

Related Items (2)

Effective potential and resummation procedure to multidimensional complex cubic potentials for weak and strong coupling ⋮ Solvable PT-symmetric model with a tunable interspersion of nonmerging levels

Cites Work

• Unnamed Item
• On the reality of the eigenvalues for a class of \(\mathcal{PT}\)-symmetric oscillators
• Three-dimensional Feynman-Kleinert treatment of the potential \(V(r)=-\alpha/r+\sum^N_{n=1}\alpha_nr^n\)
• Large-order perturbation theory for a non-Hermitian 𝓟𝓣-symmetric Hamiltonian
• Quantum complex Hénon-Heiles potentials
• PT-symmetric square well
• Variational treatment for a complex PT-potential

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