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physics.comp-ph2020★ 70 cited
Some Recent Developments in Auxiliary-Field Quantum Monte Carlo for Real Materials
Hao Shi, Shiwei Zhang
The auxiliary-field quantum Monte Carlo (AFQMC) method is a general numerical method for correlated many-electron systems, which is being increasingly applied in lattice models, at…
physics.comp-ph2015★ 59 cited
Infinite Variance in Fermion Quantum Monte Carlo Calculations
Hao Shi, Shiwei Zhang
For important classes of many-fermion problems, quantum Monte Carlo (QMC) methods allow exact calculations of ground-state and finite-temperature properties, without the sign probl…