413 citations
- Friedrich Schiller University JenaDE31 papers
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cond-mat.str-el2025★ 1 cited
Fully ergodic simulations using radial updates
Finn L. Temmen, Evan Berkowitz, Anthony Kennedy +3
A sensible application of the Hybrid Monte Carlo (HMC) method is often hindered by the presence of large - or even infinite - potential barriers. These potential barriers separate…
cond-mat.str-el2012★ 99 cited
Beyond the GW approximation: combining correlation channels
Pina Romaniello, Friedhelm Bechstedt, Lucia Reining
In many-body perturbation theory (MBPT) the self-energy Σ=iGWΓplays the key role since it contains all the many body effects of the system. The exact self-energy is not known; as f…