Publication Date:
2015-08-12
Description:
Author(s): Nicola Lanatà, Xiaoyu Deng, and Gabriel Kotliar We develop an extension of the Gutzwiller approximation to finite temperatures based on the Dirac-Frenkel variational principle. Our method does not rely on any entropy inequality, and is substantially more accurate than the approaches proposed in previous works. We apply our theory to the single-ba… [Phys. Rev. B 92, 081108(R)] Published Tue Aug 11, 2015
Keywords:
Electronic structure and strongly correlated systems
Print ISSN:
1098-0121
Electronic ISSN:
1095-3795
Topics:
Physics