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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] Toward first principles-based simulations of dense hydrogen
Accurate knowledge of the properties of hydrogen at high compression is crucial for
astrophysics (eg, planetary and stellar interiors, brown dwarfs, atmosphere of compact stars) …
astrophysics (eg, planetary and stellar interiors, brown dwarfs, atmosphere of compact stars) …
[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 Path Integral Monte Carlo Results for the Dynamic Structure Factor of Correlated Electrons: From the Electron Liquid to Warm Dense Matter
The accurate description of electrons at extreme density and temperature is of paramount
importance for, eg, the understanding of astrophysical objects and inertial confinement …
importance for, eg, the understanding of astrophysical objects and inertial confinement …
Fermion sign problem in path integral Monte Carlo simulations: Quantum dots, ultracold atoms, and warm dense matter
T Dornheim - Physical Review E, 2019 - APS
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 …
Ab initio path integral Monte Carlo approach to the static and dynamic density response of the uniform electron gas
In a recent Letter [T. Dornheim, Phys. Rev. Lett. 121, 255001 (2018) PRLTAO 0031-9007
10.1103/PhysRevLett. 121.255001] we have presented ab initio results for the dynamic …
10.1103/PhysRevLett. 121.255001] we have presented ab initio results for the dynamic …
Finite-size effects in the reconstruction of dynamic properties from ab initio path integral Monte Carlo simulations
We systematically investigate finite-size effects in the dynamic structure factor S (q, ω) of the
uniform electron gas obtained via the analytic continuation of ab initio path integral Monte …
uniform electron gas obtained via the analytic continuation of ab initio path integral Monte …
Ab initio path integral monte carlo simulation of the uniform electron gas in the high energy density regime
The response of the uniform electron gas (UEG) to an external perturbation is of paramount
importance for many applications. Recently, highly accurate results for the static density …
importance for many applications. Recently, highly accurate results for the static density …
[HTML][HTML] Energy response and spatial alignment of the perturbed electron gas
We study the linear energy response of the uniform electron gas to an external harmonic
perturbation with a focus on resolving different contributions to the total energy. This has …
perturbation with a focus on resolving different contributions to the total energy. This has …