Fermi-Polaron: Diagrammatic Monte Carlo for Divergent Sign-Alternating Series Export

@misc{citeulike:1524870, abstract = {Diagrammatic Monte Carlo approach is applied to a problem of a single spin-down fermion resonantly interacting with the sea of ideal spin-up fermions. On one hand, we develop a generic, sign-problem tolerant, method of exact numerical solution of polaron-type models. On the other hand, our solution is important for understanding the phase diagram and properties of the BCS-BEC crossover in the strongly imbalanced regime. This is the first, and possibly characteristic, example of how the Monte Carlo approach can be applied to a divergent sign-alternating diagrammatic series.}, archivePrefix = {arXiv}, author = {Prokof'ev, Nikolay and Svistunov, Boris}, citeulike-article-id = {1524870}, citeulike-linkout-0 = {http://arxiv.org/abs/0707.4259}, citeulike-linkout-1 = {http://arxiv.org/pdf/0707.4259}, day = {28}, eprint = {0707.4259}, keywords = {algorithm, fermi\_gas}, month = {Jul}, posted-at = {2007-07-31 13:53:11}, priority = {3}, title = {Fermi-Polaron: Diagrammatic Monte Carlo for Divergent Sign-Alternating Series}, url = {http://arxiv.org/abs/0707.4259}, year = {2007} }

TY - ELEC ID - citeulike:1524870 L3 - citeulike-article-id:1524870 N2 - Diagrammatic Monte Carlo approach is applied to a problem of a single spin-down fermion resonantly interacting with the sea of ideal spin-up fermions. On one hand, we develop a generic, sign-problem tolerant, method of exact numerical solution of polaron-type models. On the other hand, our solution is important for understanding the phase diagram and properties of the BCS-BEC crossover in the strongly imbalanced regime. This is the first, and possibly characteristic, example of how the Monte Carlo approach can be applied to a divergent sign-alternating diagrammatic series. TI - Fermi-Polaron: Diagrammatic Monte Carlo for Divergent Sign-Alternating Series KW - algorithm KW - fermi_gas AU - Prokof'ev, Nikolay AU - Svistunov, Boris PY - 2007/Jul/28/ UR - http://arxiv.org/abs/0707.4259 ER -