Polaron ground-state energy in two dimensions
- 15 March 1987
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 35 (9) , 4435-4437
- https://doi.org/10.1103/physrevb.35.4435
Abstract
The Feynman theory for the ground-state energy of the two-dimensional polaron is compared to a variational ansatz which takes into account angular correlations between pairs of virtual phonons and to the exact perturbation expansion through sixth order.Keywords
This publication has 4 references indexed in Scilit:
- Exact and approximate results for the ground-state energy of a Fröhlich polaron in two dimensionsPhysical Review B, 1985
- Upper and Lower Bounds for the Intermediate-Coupling Polaron Ground-State EnergyPhysical Review B, 1968
- Slow Electrons in a Polar CrystalPhysical Review B, 1955
- The Motion of Slow Electrons in a Polar CrystalPhysical Review B, 1953