Variational interpolation algorithm between weak- and strong-coupling expansions---application to the polaron

DOI10.1016/0375-9601(95)00683-TzbMath1020.81964arXivquant-ph/9507005WikidataQ128109964 ScholiaQ128109964MaRDI QIDQ1965751

Hagen Kleinert

Publication date: 8 February 2000

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

Full work available at URL: https://arxiv.org/abs/quant-ph/9507005

Mathematics Subject Classification ID

Path integrals in quantum mechanics (81S40) Many-body theory; quantum Hall effect (81V70)

Related Items (5)

Critical phenomena and renormalization-group theory ⋮ Fast-convergent resummation algorithm and critical exponents of φ4-theory in three dimensions ⋮ STRONG-COUPLING REGIME IN $g\phi^4_2$ THEORY ⋮ A retarded action functional for the Dirac polaron ⋮ Effective summation and interpolation of series by self-similar root approximants

Cites Work

• Unnamed Item
• Towards a quantum field theory of defects and stresses-quantum vortex dynamics in a film of superfluid helium
• Variational calculation of effective classical potential at \(T\neq 0\) to higher orders
• Precise variational tunneling rates of anharmonic oscillator for \(g<0\)
• Scaling property of variational perturbation expansion for a general anharmonic oscillator with \(x^p\)-potential
• Convergence behavior of variational perturbation expansion---a method for locating Bender-Wu singularities

This page was built for publication: Variational interpolation algorithm between weak- and strong-coupling expansions---application to the polaron