We use an optimization method to find the closest approximation to the density matrix of a gas composed of anharmonic oscillators for such values of the coupling constant that perturbation theory breaks down.
Defalco, L., Mignani, R., Scipioni, R. (1995). APPROXIMATION METHOD FOR THE DENSITY-MATRIX OF AN ANHARMONIC-OSCILLATOR GAS. PHYSICS LETTERS A, 209(1-2), 61-62 [10.1016/0375-9601(95)00795-X].
APPROXIMATION METHOD FOR THE DENSITY-MATRIX OF AN ANHARMONIC-OSCILLATOR GAS
MIGNANI, ROBERTO;
1995-01-01
Abstract
We use an optimization method to find the closest approximation to the density matrix of a gas composed of anharmonic oscillators for such values of the coupling constant that perturbation theory breaks down.File in questo prodotto:
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