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- W3104041248 abstract "Mean-field approaches where a complex fermionic many-body problem is replaced by an ensemble of independent particles in a self-consistent mean-field can describe many static and dynamical aspects. It generally provides a rather good approximation for the average properties of one-body degrees of freedom. However, the mean-field approximation generally fails to produce quantum fluctuations of collective motion. To overcome this difficulty, noise can be added to the mean-field theory leading to a stochastic description of the many-body problem. In the present work, we summarize recent progress in this field and discuss approaches where fluctuations have been added either to the initial time, like in the Stochastic Mean-Field theory or continuously in time as in the Stochastic Time-Dependent Hartree-Fock. In some cases, the initial problem can even be re-formulated exactly by introducing Quantum Monte-Carlo methods in real-time. The possibility to describe superfluid systems is also invoked. Successes and shortcomings of the different beyond mean-field theories are discussed and illustrated." @default.
- W3104041248 created "2020-11-23" @default.
- W3104041248 creator A5021841639 @default.
- W3104041248 creator A5067367883 @default.
- W3104041248 date "2014-06-01" @default.
- W3104041248 modified "2023-09-30" @default.
- W3104041248 title "Stochastic quantum dynamics beyond mean field" @default.
- W3104041248 cites W1484983460 @default.
- W3104041248 cites W1555048232 @default.
- W3104041248 cites W1655282452 @default.
- W3104041248 cites W1662373048 @default.
- W3104041248 cites W1671143355 @default.
- W3104041248 cites W1756214858 @default.
- W3104041248 cites W1924273606 @default.
- W3104041248 cites W1963828519 @default.
- W3104041248 cites W1964097607 @default.
- W3104041248 cites W1965616523 @default.
- W3104041248 cites W1966048890 @default.
- W3104041248 cites W1972238329 @default.
- W3104041248 cites W1972450974 @default.
- W3104041248 cites W1973620669 @default.
- W3104041248 cites W1975565257 @default.
- W3104041248 cites W1975679469 @default.
- W3104041248 cites W1977005672 @default.
- W3104041248 cites W1977921444 @default.
- W3104041248 cites W1978847941 @default.
- W3104041248 cites W1980540278 @default.
- W3104041248 cites W1981820983 @default.
- W3104041248 cites W1982095217 @default.
- W3104041248 cites W1982257086 @default.
- W3104041248 cites W1983539101 @default.
- W3104041248 cites W1984165990 @default.
- W3104041248 cites W1990058903 @default.
- W3104041248 cites W1991002634 @default.
- W3104041248 cites W1991038493 @default.
- W3104041248 cites W1997210076 @default.
- W3104041248 cites W1997329599 @default.
- W3104041248 cites W1998469348 @default.
- W3104041248 cites W1998909208 @default.
- W3104041248 cites W2001069305 @default.
- W3104041248 cites W2003632711 @default.
- W3104041248 cites W2008159772 @default.
- W3104041248 cites W2008984286 @default.
- W3104041248 cites W2009236793 @default.
- W3104041248 cites W2010199947 @default.
- W3104041248 cites W2012396507 @default.
- W3104041248 cites W2015612590 @default.
- W3104041248 cites W2015683881 @default.
- W3104041248 cites W2016165927 @default.
- W3104041248 cites W2016177623 @default.
- W3104041248 cites W2017024248 @default.
- W3104041248 cites W2017445558 @default.
- W3104041248 cites W2018140976 @default.
- W3104041248 cites W2019442644 @default.
- W3104041248 cites W2019887029 @default.
- W3104041248 cites W2019938967 @default.
- W3104041248 cites W2021350723 @default.
- W3104041248 cites W2022565994 @default.
- W3104041248 cites W2024147526 @default.
- W3104041248 cites W2027561650 @default.
- W3104041248 cites W2030995693 @default.
- W3104041248 cites W2032085219 @default.
- W3104041248 cites W2033641985 @default.
- W3104041248 cites W2036908736 @default.
- W3104041248 cites W2037381199 @default.
- W3104041248 cites W2039423488 @default.
- W3104041248 cites W2039478848 @default.
- W3104041248 cites W2039893929 @default.
- W3104041248 cites W2040562093 @default.
- W3104041248 cites W2043120975 @default.
- W3104041248 cites W2043842725 @default.
- W3104041248 cites W2045215171 @default.
- W3104041248 cites W2047530070 @default.
- W3104041248 cites W2048976348 @default.
- W3104041248 cites W2052784716 @default.
- W3104041248 cites W2053352472 @default.
- W3104041248 cites W2056601669 @default.
- W3104041248 cites W2057725313 @default.
- W3104041248 cites W2059630703 @default.
- W3104041248 cites W2063895440 @default.
- W3104041248 cites W2066874250 @default.
- W3104041248 cites W2067724562 @default.
- W3104041248 cites W2069900983 @default.
- W3104041248 cites W2070393395 @default.
- W3104041248 cites W2070867835 @default.
- W3104041248 cites W2072326135 @default.
- W3104041248 cites W2074459791 @default.
- W3104041248 cites W2074868275 @default.
- W3104041248 cites W2076211131 @default.
- W3104041248 cites W2076343032 @default.
- W3104041248 cites W2077902313 @default.
- W3104041248 cites W2078374850 @default.
- W3104041248 cites W2079607754 @default.
- W3104041248 cites W2081568403 @default.
- W3104041248 cites W2082797208 @default.
- W3104041248 cites W2085647270 @default.
- W3104041248 cites W2086498351 @default.
- W3104041248 cites W2088819084 @default.
- W3104041248 cites W2090417785 @default.
- W3104041248 cites W2091042805 @default.