Variational perturbation expansion for strong-coupling coefficients of the anharmonic oscillator
classification
🪐 quant-ph
chem-ph
keywords
anharmonicexpansionoscillatorperturbationstrong-couplingvariationalapplicationcoefficients
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As an application of a recently developed variational perturbation theory we find the first 22 terms of the convergent strong-coupling series expansion for the ground state energy of the quartic anharmonic oscillator.
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