Colloquium: Eigenvector continuation and projection-based emulators
T Duguet, A Ekström, RJ Furnstahl, S König… - Reviews of Modern Physics, 2024 - APS
Eigenvector continuation is a computational method for parametric eigenvalue problems that
uses subspace projection with a basis derived from eigenvector snapshots from different …
uses subspace projection with a basis derived from eigenvector snapshots from different …
Recent advances in chiral EFT based nuclear forces and their applications
R Machleidt, F Sammarruca - Progress in Particle and Nuclear Physics, 2024 - Elsevier
During the past two decades, chiral effective field theory has evolved into a powerful tool to
derive nuclear forces from first principles. Nearly all two-nucleon interactions have been …
derive nuclear forces from first principles. Nearly all two-nucleon interactions have been …
Eigenvector continuation and projection-based emulators
T Duguet, A Ekström, RJ Furnstahl, S König… - arXiv preprint arXiv …, 2023 - arxiv.org
Eigenvector continuation is a computational method for parametric eigenvalue problems that
uses subspace projection with a basis derived from eigenvector snapshots from different …
uses subspace projection with a basis derived from eigenvector snapshots from different …
Wave-function-based emulation for nucleon-nucleon scattering in momentum space
Emulators for low-energy nuclear physics can provide fast and accurate predictions of
bound-state and scattering observables for applications that require repeated calculations …
bound-state and scattering observables for applications that require repeated calculations …
Emulating the generator coordinate method with extended eigenvector continuation for the Lipkin-Meshkov-Glick model
QY Luo, X Zhang, LH Chen, JM Yao - Physical Review C, 2024 - APS
We present a benchmark study of the generator coordinate method (GCM) combined with
eigenvector continuation (EC) in two different schemes for the low-lying states of the Lipkin …
eigenvector continuation (EC) in two different schemes for the low-lying states of the Lipkin …
Inference of the low-energy constants in -full chiral effective field theory including a correlated truncation error
We sample the posterior probability distributions of the low-energy constants (LECs) in Δ-full
chiral effective field theory (χ EFT) up to third order. We use eigenvector continuation for fast …
chiral effective field theory (χ EFT) up to third order. We use eigenvector continuation for fast …
A non-Hermitian quantum mechanics approach for extracting and emulating continuum physics based on bound-state-like calculations
X Zhang - arXiv preprint arXiv:2408.03309, 2024 - arxiv.org
This work develops a new method for computing a finite quantum system's continuum states
and observables by applying a subspace projection (or reduced basis) method used in …
and observables by applying a subspace projection (or reduced basis) method used in …
Systematic study of elastic proton-nucleus scattering using relativistic impulse approximation based on covariant density functional theory
Y Kuang, XL Tu, JT Zhang, KY Zhang, ZP Li - The European Physical …, 2023 - Springer
In this work, we apply relativistic impulse approximation (RIA) with a modern density
functional PC-PK1 to systematically analyze the available experimental data at 40< E p≤ …
functional PC-PK1 to systematically analyze the available experimental data at 40< E p≤ …
From chiral EFT to perturbative QCD: a Bayesian model mixing approach to symmetric nuclear matter
AC Semposki, C Drischler, RJ Furnstahl… - arXiv preprint arXiv …, 2024 - arxiv.org
Constraining the equation of state (EOS) of strongly interacting, dense matter is the focus of
intense experimental, observational, and theoretical effort. Chiral effective field theory ($\chi …
intense experimental, observational, and theoretical effort. Chiral effective field theory ($\chi …
Motivations for early high-profile FRIB experiments
This white paper is the result of a collaboration by those that attended a workshop at the
Facility for Rare Isotope Beams (FRIB), organized by the FRIB Theory Alliance (FRIB-TA), on …
Facility for Rare Isotope Beams (FRIB), organized by the FRIB Theory Alliance (FRIB-TA), on …