An improvement on RPA based on a Boson mapping
Nuclear Theory
2007-05-23 v1
Abstract
We use a solvable model to perform modified dyson mapping and reveal the unphysical-state effects in the original Random Phase Approximation (RPA). We then propose a method to introduce the RPA and improve it based on a Boson mapping.
Cite
@article{arxiv.nucl-th/9802042,
title = {An improvement on RPA based on a Boson mapping},
author = {Shi-Lin Zhu and Zhi-ning Zhou and Ze-sen Yang},
journal= {arXiv preprint arXiv:nucl-th/9802042},
year = {2007}
}