Computational Physics

Authors and titles for physics.comp-ph in Mar 2024

[1]  arXiv:2403.00324 [pdf, other]

Title: Local stability guarantees for data-driven quadratically nonlinear models

Authors: Mai Peng, Alan Kaptanoglu, Chris Hansen, Krithika Manohar, Steve Brunton

Subjects: Computational Physics (physics.comp-ph); Fluid Dynamics (physics.flu-dyn)

[2]  arXiv:2403.00599 [pdf, other]

Title: A hands-on introduction to Physics-Informed Neural Networks for solving partial differential equations with benchmark tests taken from astrophysics and plasma physics

Authors: Hubert Baty

Subjects: Computational Physics (physics.comp-ph); Solar and Stellar Astrophysics (astro-ph.SR); Mathematical Physics (math-ph)

[3]  arXiv:2403.00649 [pdf, ps, other]

Title: X marks the spot: accurate energies from intersecting extrapolations of continuum quantum Monte Carlo data

Authors: Seyed Mohammadreza Hosseini, Ali Alavi, Pablo Lopez Rios

Comments: 10 pages, 8 figures (+ supplementary: 7 pages, 3 figures)

Subjects: Computational Physics (physics.comp-ph); Chemical Physics (physics.chem-ph)

[4]  arXiv:2403.00948 [pdf, other]

Title: A genetic algorithm for the response of twisted nematic liquid crystals to an applied field

Authors: Alicia Sit, Francesco Di Colandrea, Alessio D'Errico, Ebrahim Karimi

Comments: 9 pages, 8 figures

Subjects: Computational Physics (physics.comp-ph); Soft Condensed Matter (cond-mat.soft); Optics (physics.optics)

[5]  arXiv:2403.01406 [pdf, other]

Title: \textit{Ab initio} calculations of photocurrent in solids based on Wannier function

Authors: Junqing Xu, Haixiao Xiao

Comments: 14 pages, 7 figures

Subjects: Computational Physics (physics.comp-ph); Materials Science (cond-mat.mtrl-sci)

[6]  arXiv:2403.01979 [pdf, other]

Title: Ab initio path integral Monte Carlo simulations of warm dense two-component systems without fixed nodes: structural properties

Authors: Tobias Dornheim, Sebastian Schwalbe, Maximilian Böhme, Zhandos Moldabekov, Jan Vorberger, Panagiotis Tolias

Subjects: Computational Physics (physics.comp-ph); Chemical Physics (physics.chem-ph); Plasma Physics (physics.plasm-ph)

[7]  arXiv:2403.02100 [pdf, other]

Title: A generalized hybrid method for surfactant dynamics

Authors: Yu Fan, Shuoguo Zhang, Xiangyu Hu, Nikolaus A. Adams

Subjects: Computational Physics (physics.comp-ph); Fluid Dynamics (physics.flu-dyn)

[8]  arXiv:2403.02155 [pdf, other]

Title: Accelerating fourth-generation machine learning potentials by quasi-linear scaling particle mesh charge equilibration

Authors: Moritz Gubler, Jonas A. Finkler, Moritz R. Schäfer, Jörg Behler, Stefan Goedecker

Subjects: Computational Physics (physics.comp-ph)

[9]  arXiv:2403.02747 [pdf, other]

Title: A numerical algorithm for solving the coupled Schrödinger equations using inverse power method

Authors: Jiaxing Zhao, Shuzhe Shi

Comments: 8 pages, 2 figures; source code available at "this https URL"

Subjects: Computational Physics (physics.comp-ph); Nuclear Theory (nucl-th); Quantum Physics (quant-ph)

[10]  arXiv:2403.03154 [pdf, other]

Title: Quantum Many-Body Physics Calculations with Large Language Models

Authors: Haining Pan, Nayantara Mudur, Will Taranto, Maria Tikhanovskaya, Subhashini Venugopalan, Yasaman Bahri, Michael P. Brenner, Eun-Ah Kim

Comments: 9 pages, 4 figures. Supplemental material in the source file

Subjects: Computational Physics (physics.comp-ph); Other Condensed Matter (cond-mat.other); Artificial Intelligence (cs.AI)

[11]  arXiv:2403.04094 [pdf, other]

Title: Multiple scattering simulation via physics-informed neural networks

Authors: Siddharth Nair, Timothy F. Walsh, Greg Pickrell, Fabio Semperlotti

Comments: 23 pages of main text, 9 figures

Subjects: Computational Physics (physics.comp-ph)

[12]  arXiv:2403.04252 [pdf, other]

Title: Portable GPU implementation of the WP-CCC ion-atom collisions code

Authors: I. B. Abdurakhmanov, N. W. Antonio, M. Cytowski, A. S. Kadyrov

Comments: 7 pages, 3 figures, 1 algorithm

Subjects: Computational Physics (physics.comp-ph); Distributed, Parallel, and Cluster Computing (cs.DC)

[13]  arXiv:2403.04459 [pdf, ps, other]

Title: An efficient method for calculating resonant modes in biperiodic photonic structures

Authors: Nan Zhang, Ya Yan Lu

Subjects: Computational Physics (physics.comp-ph); Numerical Analysis (math.NA); Optics (physics.optics)

[14]  arXiv:2403.04487 [pdf, other]

Title: Induced charges in a Thomas-Fermi metal: insights from molecular simulations

Authors: Swetha Nair, Giovanni Pireddu, Benjamin Rotenberg

Subjects: Computational Physics (physics.comp-ph); Chemical Physics (physics.chem-ph)

[15]  arXiv:2403.04645 [pdf, other]

Title: Accelerating the Convergence of Coupled Cluster Calculations of the Homogeneous Electron Gas Using Bayesian Ridge Regression

Authors: Julie Butler, Morten Hjorth-Jensen, Justin Lietz

Comments: 21 pages, 2 figures

Subjects: Computational Physics (physics.comp-ph); Other Condensed Matter (cond-mat.other)

[16]  arXiv:2403.05910 [pdf, ps, other]

Title: XFLUIDS: A SYCL-based unified cross-architecture heterogeneous simulation solver for compressible reacting flows

Authors: Jinlong Li, Shucheng Pan

Subjects: Computational Physics (physics.comp-ph)

[17]  arXiv:2403.06106 [pdf, other]

Title: Global sensitivity analysis in Monte Carlo radiation transport

Authors: Kayla Clements, Gianluca Geraci, Aaron J Olson, Todd S Palmer

Comments: Presented at The International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, 2023

Journal-ref: Proceedings of The International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, 2023

Subjects: Computational Physics (physics.comp-ph); Nuclear Theory (nucl-th)

[18]  arXiv:2403.06362 [pdf, other]

Title: An Alternative to Stride-Based RNG for Monte Carlo Transport

Authors: Braxton S.Cuneo, Ilham Variansyah

Comments: 4 Pages, 3 Figures, Submitted to 2024 ANS Annual Conference

Subjects: Computational Physics (physics.comp-ph); Computational Engineering, Finance, and Science (cs.CE)

[19]  arXiv:2403.06435 [pdf, other]

Title: A Naive Model of Covid-19 Spread From A Dry Cough

Authors: Cristian Ramirez Rodriguez (1) ((1) Saint Mary's College of California)

Comments: 9 pages, 7 figures

Subjects: Computational Physics (physics.comp-ph)

[20]  arXiv:2403.06559 [pdf, other]

Title: Waiting times for sea level variations in Port of Trieste: from scale-free to exponential-like distributions

Authors: Gabriel Tiberiu Pană, Alexandru Nicolin-Żaczek

Subjects: Computational Physics (physics.comp-ph); Physics and Society (physics.soc-ph)

[21]  arXiv:2403.06623 [pdf, other]

Title: Feasibility study on solving the Helmholtz equation in 3D with PINNs

Authors: Stefan Schoder, Florian Kraxberger

Subjects: Computational Physics (physics.comp-ph); Classical Physics (physics.class-ph)

[22]  arXiv:2403.06709 [pdf, other]

Title: Validation of the GreenX library time-frequency component for efficient GW and RPA calculations

Authors: Maryam Azizi, Jan Wilhelm, Dorothea Golze, Francisco A. Delesma, Ramón L. Panadés-Barrueta, Patrick Rinke, Matteo Giantomassi, Xavier Gonze

Comments: 15 pages, 6 figures

Subjects: Computational Physics (physics.comp-ph); Materials Science (cond-mat.mtrl-sci)

[23]  arXiv:2403.07042 [pdf, other]

Title: Supercomputer model of finite-dimensional quantum electrodynamics applications

Authors: Wanshun Li, Hui-hui Miao, Yuri Igorevich Ozhigov

Comments: 8 pages, 8 figures, 3 tables

Subjects: Computational Physics (physics.comp-ph); Quantum Physics (quant-ph)

[24]  arXiv:2403.07155 [pdf, other]

Title: A Real-time Dyson Expansion Scheme: Efficient Inclusion of Dynamical Correlations in Non-equilibrium Spectral Propertie

Authors: Cian Reeves, Vojtech Vlcek

Comments: 7 pages, 3 figures, 6 page supplemental information

Subjects: Computational Physics (physics.comp-ph)

[25]  arXiv:2403.08148 [pdf, other]

Title: GCMe: Efficient implementation of the Gaussian core model with smeared electrostatic interactions for molecular dynamics simulations of soft matter systems

Authors: Benjamin Bobin Ye, Shensheng Chen, Zhen-Gang Wang

Subjects: Computational Physics (physics.comp-ph); Soft Condensed Matter (cond-mat.soft)