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Showing 220429 results for "computer simulation" in Physics
Physics Preprint PDF DOI

Coherent-State Propagation: A Computational Framework for Simulating Bosonic Quantum Systems

Nikita Guseynov, Zoe Holmes, Armando Angrisani ยท 2026

We introduce coherent-state propagation, a computational framework for simulating bosonic systems. We focus on bosonic circuits composed of displaced linear optics augmented by Kerr nonlinearities, a โ€ฆ

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Physics Preprint PDF DOI

Lattice thermal transport from phonon spectra beyond perturbation theory

Zezhu Zeng, Michele Simoncelli, David E. Manolopoulos ยท 2026

We develop a molecular dynamics framework to compute the mode-resolved phonon spectral density from classical correlations of an annihilation-like phonon variable. For harmonic oscillators, classical โ€ฆ

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Physics Preprint PDF DOI

MG-NECOLA: A Field-Level Emulator for $f(R)$ Gravity and Massive Neutrino Cosmologies

J. Bayron Orjuela-Quintana, Mauricio Reyes, Elena Giusarma, Marco Baldi, Neerav Kaushal, Cesar A. Valenzuela-Toledo ยท 2026

Accurate modeling of non-linear gravitational dynamics is essential for constraining extensions to the standard cosmological model using large-scale structure observations. While high-resolution $N$-bโ€ฆ

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Physics Preprint PDF DOI

Nonlinear Programming of Low-Thrust Multi-Rendezvous Trajectories Using Analytical Hessian

An-Yi Huang, Ya-Zhong Luo ยท 2026

This study presents a fast nonlinear programming algorithm for low-thrust multi-asteroid rendezvous missions. The core contribution is the derivation of analytical formulations for both first- and secโ€ฆ

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Understanding supernova gravitational waves with protoneutron star asteroseismology

Hajime Sotani ยท 2026

Supernovae are one of the most promising gravitational wave sources. But, since the system of the supernovae is nearly spherically symmetric, the expected gravitational waves from them are relatively โ€ฆ

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Hydrodynamic capture and release of a microswimmer by a meniscus corner

Subhasish Guchhait, Harshita Tiwari, Sumesh P. Thampi, Ranabir Dey ยท 2026

Biological microswimmers alter their motility in complex corner geometries, facilitating their survival. However, the dynamical features of low-Reynolds-number swimming at corners remain undefined. Heโ€ฆ

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Dynamically cold discs in high-redshift galaxies: comparison between ALMA observations and TNG50

Yi He, Qi Guo, Filippo Fraternali, Hang Yang, Shihong Liao ยท 2026

Observations of highly rotationally supported gas discs in high redshift ($z$ > 3) star-forming galaxies challenge our understanding of galaxy formation, as the prevailing view holds that galaxies in โ€ฆ

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Cosmic evolution of the [CII]-to-molecular gas relation

Cedric Accard, Florent Renaud, Katarina Kraljic, Diana Ismail, Matthieu Bethermin, Oscar Agertz ยท 2026

The [CII] 158 $\mu$m line is widely used to trace star formation and the gas contents of high-redshift galaxies. However, it remains unclear under which physical conditions it reliably traces the moleโ€ฆ

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Design and preliminary performance study of the broad-band spectrometer detector for POLAR-2

Jian-Chao Sun, Jiang He, Shuang-Nan Zhang, Shao-Lin Xiong, Jiang-Tao Liu, Yan-Bing Xu, Jia Ma, Shuo Wang, Lei Shuai, Xiu-Zuo Liang, Hong-Bang Liu, Fei Xie, Ming Zeng, Philipp Azzarello, Joerg Bayer, Franck Cadoux, Nicolas De Angelis, Huan-Bo Feng, Zu-Ke Feng, Min Gao, Ramandeep Gill, Jonathan Granot, Jochen Greiner, Alejandro Guzman, Jin-Xiu Hu, Yue Huang, Johannes Hulsman, Zheng-Huo Jiang, Merlin Kole, Dao-Wu Li, Han-Cheng Li, Tong-Lei Liao, Long Peng, Agnieszka Pollo, Nicolas Produit, Dominik Rybka, Andrea Santangelo, Li-Ming Song, Chris Tenzer, Xiao-Ming Wang, Yuan-Hao Wang, Bo-Bing Wu, Pei-Lian Wu, Xin Wu, Shuo Xiao, Sheng Yang, Lai-Yu Zhang, Lei Zhang, Yong-Jie Zhang ยท 2026

POLAR-2, the successor of the POLAR experiment aboard China's Tiangong-2 space lab, is set to be deployed on the China Space Station. The POLAR-2 mission aims to conducting high-precision polarizationโ€ฆ

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Fault-Tolerant Quantum Computing with Trapped Ions: The Walking Cat Architecture

Felix Tripier, Woo Chang Chung, Jacob Young, Safwan Alam, Bryce Bjork, Aharon Brodutch, Finn Lasse Buessen, Nolan J. Coble, Thomas Dellaert, Dmitri Maslov, Martin Roetteler, Edwin Tham, Mark Webster, Min Ye, John Gamble, Andrii Maksymov, J. P. Marceaux, Nicolas Delfosse ยท 2026

We propose a fault-tolerant quantum computer architecture for trapped-ion devices, which we call the walking cat architecture. Our blueprint includes a compiler, a detailed description of all the quanโ€ฆ

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Advancing Practical Quantum Embedding Simulations via Operator Commutativity Based State Preparation for Complex Chemical Systems

Dibyendu Mondal, Ashish Kumar Patra, Rahul Maitra ยท 2026

Determining the exponentially scaled ground state wavefunction and the associated molecular properties remains one of the central challenges in quantum chemistry. Hybrid quantum-classical algorithms iโ€ฆ

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A neural operator framework for data-driven discovery of stability and receptivity in physical systems

Chengyun Wang, Liwei Chen, Nils Thuerey ยท 2026

Understanding how complex systems respond to perturbations, such as whether they will remain stable or what their most sensitive patterns are, is a fundamental challenge across science and engineeringโ€ฆ

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On combining estimated and analytic covariance matrices

Alan Heavens, Lorne Whiteway, Elena Sellentin ยท 2026

The statistical analysis of cosmological data often assumes a Gaussian sampling distribution and relies on covariance matrices estimated from simulations. In this setting, the likelihood function of tโ€ฆ

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A Statistical Field Theory for Isotropic Turbulence

Ahmed Farooq ยท 2026

This article establishes a first-principles statistical field theory of fully developed isotropic turbulence. Applying an exact Helmholtz decomposition to the local angular momentum field ($\Lvec = \rโ€ฆ

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Greybody Factor, Resonant Frequencies, and Entropy Quantization of Charged Scalar Fields in the Kerr-EMDA Black Hole

Naz{i}m Sertkan, Izzet Sakall{i} ยท 2026

We study charged massive scalar field perturbations on the rotating black hole (BH) background of Einstein-Maxwell-Dilaton-Axion (EMDA) theory, known as the Kerr-EMDA BH. Starting from the gauge-covarโ€ฆ

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Cosmological constraints from the small scale clustering of Emission Line Galaxies

Sara Ortega-Martinez, Raul E. Angulo, Sergio Contreras, Jonas Chaves-Montero, Matteo Zennaro, Sownak Bose, Boryana Hadzhiyska, Cesar Hernandez-Aguayo, Lars Hernquist, Volker Springel ยท 2026

Spectroscopic surveys such as the Dark Energy Spectroscopic Instrument (DESI) and Euclid are mapping the spatial distribution of millions of galaxies, with Emission Line Galaxies (ELGs) serving as theโ€ฆ

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An Update on the Isospin-Breaking Effects in the Pion Decay Constant with Staggered Quarks

Alessandro Cotellucci, Davide Giusti ยท 2026

We present an update on the ongoing computation of the isospin-breaking effects in the Pion Decay Constant from the BMW Collaboration. The calculation is carried out with N$_f$=2+1+1 staggered quarks โ€ฆ

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Fast projections of two-dimensional light patterns using acousto-optical deflectors

Robbert Decruyenaere, Clara Tanghe, Senne Van Wellen, Karel Van Acoleyen ยท 2026

Precise and flexible control of structured light fields is essential for applications ranging from optical trapping and quantum simulation to microscopy and materials processing. Acousto-optical defleโ€ฆ

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Articulatory movements influence electromagnetic wave transmission through the vocal tract

Remi Blandin, Martin Laabs, Rudolf von Bunau, Bryn Lloyd, Silvia Farcito, Denys Nikolayev, Gabriela Hossu, Peter Birkholz, Dirk Plettemeier ยท 2026

This study experimentally validates a numerical model of electromagnetic propagation through the human head during the pronunciation of different vowels, with the goal of improving our understanding oโ€ฆ

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Generating pairwise entanglement in periodically driven quantum spin chains with stochastic resetting

Sinchan Ghosh, Manas Kulkarni, K. Sengupta, Satya N. Majumdar ยท 2026

We show that stochastic resetting may lead to finite entanglement between individual, spatially separated spins (pairwise entanglement) in the steady state of the spin chains driven periodically with โ€ฆ

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