[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 …
Ab initio static exchange–correlation kernel across Jacob's ladder without functional derivatives
The electronic exchange─ correlation (XC) kernel constitutes a fundamental input for the
estimation of a gamut of properties such as the dielectric characteristics, the thermal and …
estimation of a gamut of properties such as the dielectric characteristics, the thermal and …
Linear-response time-dependent density functional theory approach to warm dense matter with adiabatic exchange-correlation kernels
We present a methodology for the linear-response time-dependent density functional theory
(LR-TDDFT) calculation of the dynamic density response function of warm dense matter in …
(LR-TDDFT) calculation of the dynamic density response function of warm dense matter in …
Analysing the dynamic structure of warm dense matter in the imaginary-time domain: Theoretical models and simulations
T Dornheim, J Vorberger… - … Transactions of the …, 2023 - royalsocietypublishing.org
Rigorous diagnostics of experiments with warm dense matter are notoriously difficult. A key
method is X-ray Thomson scattering (XRTS), but the interpretation of XRTS measurements is …
method is X-ray Thomson scattering (XRTS), but the interpretation of XRTS measurements is …
Effective static approximation: A fast and reliable tool for warm-dense matter theory
We present an effective static approximation (ESA) to the local field correction (LFC) of the
electron gas that enables highly accurate calculations of electronic properties like the …
electron gas that enables highly accurate calculations of electronic properties like the …
[HTML][HTML] Ab initio density response and local field factor of warm dense hydrogen
We present quasi-exact ab initio path integral Monte Carlo (PIMC) results for the partial static
density responses and local field factors of hydrogen in the warm dense matter regime, from …
density responses and local field factors of hydrogen in the warm dense matter regime, from …
Dynamic exchange correlation effects in the strongly coupled electron liquid
The first quasiexact ab initio path integral Monte Carlo (PIMC) investigation of the dynamic
local field correction G ̃ (q, zl; rs, Θ) in the imaginary Matsubara frequency domain is …
local field correction G ̃ (q, zl; rs, Θ) in the imaginary Matsubara frequency domain is …
[HTML][HTML] Effective electronic forces and potentials from ab initio path integral Monte Carlo simulations
The rigorous description of correlated quantum many-body systems constitutes one of the
most challenging tasks in contemporary physics and related disciplines. In this context, a …
most challenging tasks in contemporary physics and related disciplines. In this context, a …
Density response of the warm dense electron gas beyond linear response theory: Excitation of harmonics
In a recent letter, Dornheim et al.[Phys. Rev. Lett. 125, 085001 (2020) PRLTAO 0031-9007
10.1103/PhysRevLett. 125.085001] have investigated the nonlinear density response of the …
10.1103/PhysRevLett. 125.085001] have investigated the nonlinear density response of the …