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The uniform electron gas at warm dense matter conditions
Motivated by the current high interest in the field of warm dense matter research, in this
article we review the uniform electron gas (UEG) at finite temperature and over a broad …
article we review the uniform electron gas (UEG) at finite temperature and over a broad …
[HTML][HTML] From density response to energy functionals and back: An ab initio perspective on matter under extreme conditions
Energy functionals serve as the basis for different models and methods in quantum and
classical many-particle physics. Arguably, one of the most successful and widely used …
classical many-particle physics. Arguably, one of the most successful and widely used …
[HTML][HTML] Electronic density response of warm dense matter
Matter at extreme temperatures and pressures—commonly known as warm dense matter
(WDM)—is ubiquitous throughout our Universe and occurs in astrophysical objects such as …
(WDM)—is ubiquitous throughout our Universe and occurs in astrophysical objects such as …
[HTML][HTML] Ab initio simulation of warm dense matter
Warm dense matter (WDM)—an exotic state of highly compressed matter—has attracted
increased interest in recent years in astrophysics and for dense laboratory systems. At the …
increased interest in recent years in astrophysics and for dense laboratory systems. At the …
Ab initio Exchange-Correlation Free Energy of the Uniform Electron Gas at Warm Dense Matter Conditions
In a recent Letter [T. Dornheim et al., Phys. Rev. Lett. 117, 156403 (2016) PRLTAO 0031-
9007 10.1103/PhysRevLett. 117.156403], we presented the first quantum Monte Carlo …
9007 10.1103/PhysRevLett. 117.156403], we presented the first quantum Monte Carlo …
Ab Initio Quantum Monte Carlo Simulation of the Warm Dense Electron Gas in the Thermodynamic Limit
We perform ab initio quantum Monte Carlo (QMC) simulations of the warm dense uniform
electron gas in the thermodynamic limit. By combining QMC data with the linear response …
electron gas in the thermodynamic limit. By combining QMC data with the linear response …
[HTML][HTML] NECI: N-Electron Configuration Interaction with an emphasis on state-of-the-art stochastic methods
We present NECI, a state-of-the-art implementation of the Full Configuration Interaction
Quantum Monte Carlo (FCIQMC) algorithm, a method based on a stochastic application of …
Quantum Monte Carlo (FCIQMC) algorithm, a method based on a stochastic application of …
[HTML][HTML] Ab initio path integral Monte Carlo simulations of warm dense two-component systems without fixed nodes: Structural properties
We present extensive new ab initio path integral Monte Carlo (PIMC) results for a variety of
structural properties of warm dense hydrogen and beryllium. To deal with the fermion sign …
structural properties of warm dense hydrogen and beryllium. To deal with the fermion sign …
Fermion sign problem in path integral Monte Carlo simulations: Quantum dots, ultracold atoms, and warm dense matter
The ab initio thermodynamic simulation of correlated Fermi systems is of central importance
for many applications, such as warm dense matter, electrons in quantum dots, and ultracold …
for many applications, such as warm dense matter, electrons in quantum dots, and ultracold …
[HTML][HTML] Physical insights from imaginary-time density–density correlation functions
An accurate theoretical description of the dynamic properties of correlated quantum many-
body systems, such as the dynamic structure factor S (q, ω), is important in many fields …
body systems, such as the dynamic structure factor S (q, ω), is important in many fields …