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๐Ÿ” computer simulation ๐Ÿ“‚ Physics
Showing 220429 results for "computer simulation" in Physics
Physics Preprint PDF DOI

Beyond average: heterogeneous first-passage dynamics in many-particle systems with resetting

Juhee Lee, Seong-Gyu Yang, Ludvig Lizana ยท 2026

We study how stochastic resetting affects first-passage processes in systems of many interacting particles. While resetting is well understood for single-particle dynamics, its consequences for collecโ€ฆ

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Same-Sign Tetralepton Signature at $\mu$TRISTAN

Lin-Kun Yan, Zhi-Long Han, Feng-Lan Shao, Fa-Xin Yang ยท 2026

Naturally tiny neutrino masses can be explained by the low scale seesaw with heavy neutral lepton $N$ coupling to the neutrinophilic Higgs doublet $\Phi_\nu$, which obtains a much smaller vacuum expecโ€ฆ

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Mapping Reversal Pathways and Interaction Fields in Artificial Spin Ice

Brindaban Ojha, Matias P. Grassi, Vassilios Kapaklis ยท 2026

In artificial spin ice (ASI), magnetic interactions between nanomagnets determine both the stable states and the switching pathways under an applied field. Here, first-order reversal curve (FORC) measโ€ฆ

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Fates of the sub-stellar objects (FOSSO) II. Evidence for Suppression of Metal Pollution in White Dwarfs by Close Substellar Companions

Zhangliang Chen, Xin-Yue Zhang, Di-Chang Chen, Kejun Wang, Bo Ma, Ji-Wei Xie, Ji-Lin Zhou ยท 2026

Approximately 25--50\% of white dwarfs (WDs) exhibit metal absorption lines in their photospheres, interpreted as evidence of ongoing/recent accretion of planetary debris from remnant systems. Previouโ€ฆ

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Scalar, electromagnetic, and Dirac perturbations of a regular black hole supported by primordial dark matter

Bekir Can Lutfuoglu ยท 2026

We study massless scalar, electromagnetic, and Dirac perturbations of the exact asymptotically flat regular black hole supported by a phantom Dirac--Born--Infeld scalar. Using the Pad\'e-improved WKB โ€ฆ

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Quasinormal Modes, Greybody Factors and Rigorous Bounds for Quantum Oppenheimer-Snyder Black Hole with Quintessential Dark Energy and a String Clouds

W. Sajjad, A. Zahid, M. A. Muawia, M. Azam ยท 2026

We obtained quasinormal modes and greybody factors of the quantum Oppenheimer-Snyder (QOS) black hole with quintessential dark energy and string clouds. We compute the effective potentials of the scalโ€ฆ

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Numerical Investigation of Elastically-Mounted tandem Cylinders using an ALE Runge-Kutta Discontinuous Galerkin method

Alexios Papadimitriou, Spyridon Zafeiris, George Papadakis ยท 2026

This work presents a high-order Arbitrary-Lagrangian-Eulerian (ALE) Discontinuous Galerkin framework for simulating multi-body Vortex-Induced Vibrations. The ALE formulation extends a Runge-Kutta Inteโ€ฆ

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Link-based causal set propagators in $1+1$ dimensions

Haye Hinrichsen, Arsim Kastrati ยท 2026

We investigate whether retarded scalar propagators on causal sets can be expressed in terms of the link matrix $\mathbf{L}$. For Poisson sprinklings into $1+1$ dimensional Minkowski spacetime, we showโ€ฆ

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The FLAMINGO simulations data release

John C. Helly, Robert J. McGibbon, Joop Schaye, Matthieu Schaller, William McDonald, Joey Braspenning, Jeger C. Broxterman, Emily E. Costello, Willem Elbers, Victor J. Forouhar Moreno, Carlos S. Frenk, Adrian Jenkins, Roi Kugel, Ian G. McCarthy, Jaime Salcido, Marcel P. van Daalen, Bert Vandenbroucke, Tianyi Yang ยท 2026

We describe the public release of $>2.3$ petabytes of data from the FLAMINGO cosmological simulations. The suite consists of hydrodynamical simulations that include radiative cooling, star formation, โ€ฆ

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Thermal instability in coronal loops: linking eigenvalue spectra to time-dependent evolution

Adrian Kelly, Rony Keppens, Jordi De Jonghe ยท 2026

Cool, dense condensations such as coronal rain and prominences suggest that coronal plasma can undergo runaway radiative cooling. Connecting this behaviour to linear thermal modes requires us to fullyโ€ฆ

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Atomistic Mechanisms of Temperature-Dependent Ion Track Formation in Gallium Nitride under Swift Heavy Ion Irradiation

Jiayu Liang, Shaowei He, Wenlong Liao, Tan Shi, Hang Zang, Yonghong Li, Xiaojun Fu, Chuanjian Yao, Chaohui He, Jianan Wei, Huan He ยท 2026

The radiation tolerance of gallium nitride under extreme conditions is critical for its deployment in next-generation electronic and optoelectronic devices, yet the microscopic mechanisms governing swโ€ฆ

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Resonant RF Wakefield Coupling for Radiation-Reaction Control of 3D Betatron Dynamics in Hybrid Laser Plasma Accelerators

A. A. Molavi Choobini, M. Shahmansouri ยท 2026

Hybrid laser plasma radiofrequency (RF) acceleration architectures signify a promising advancement in addressing the stability challenges associated with traditional laser wakefield accelerators. A thโ€ฆ

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Umklapp corrections to Landau damping and conditions for non-trivial modifications to quantum critical transport

Vibhu Mishra ยท 2026

We compute the particle--hole bubble for an Ising-nematic metal when the critical Fermi surface approaches the Brillouin zone boundary for $d=2$ dimensions. We find two qualitatively distinct contribuโ€ฆ

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Density protected states in active matter under virtual confinement

Giuseppe Fava, Francesco Ginelli, Benoit Mahault ยท 2026

We investigate photo-responsive structure formation in a minimal model of dry active nematics. Combining microscopic simulations with the analysis of the corresponding hydrodynamic theory, we show thaโ€ฆ

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Multilevel radial basis function surrogates for noise-robust DSMC-CFD coupling

Arshad Kamal, Arun K. Chinnappan, James R. Kermode, Duncan A. Lockerby ยท 2026

Hybrid methods for simulating rarefied gas flows reduce computational cost by coupling a particle-based model, typically the direct simulation Monte Carlo (DSMC) method, to a continuum-based solver, iโ€ฆ

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Electrical conductivity of crack-template-based transparent conducting films: mean-field approximation, effective medium theory, and simulation

Yuri Yu. Tarasevich, Andrei V. Esrkepov, Irina V. Vodolazskaya ยท 2026

In our work, crack-template-based transparent conducting films were modeled as networks corresponding to the edges of a two-dimensional Poisson--Voronoi diagram. Two types of networks were considered:โ€ฆ

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Phase transformation kinetics in MoS2 governed by S-S repulsive interactions and defect-interface compatibility

Pai Li, Ziao Tian, ZengFeng Di, Feng Ding ยท 2026

The metastable T' phase in monolayer MoS2 exhibits remarkable persistence despite a strong thermodynamic driving force toward the stable H phase. Using machine learning-accelerated molecular dynamics โ€ฆ

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The Three Hundred project: cosmic web identification from 2D gas and Compton-$y$ maps of galaxy clusters outskirts

Sara Santoni, Marco De Petris, Gustavo Yepes, Weiguang Cui, Daniel de Andres, Antonio Ferragamo, Raphael Wicker ยท 2026

Galaxy clusters are located at the nodes of the filamentary network known as the cosmic web. A more comprehensive understanding of galaxy clusters can be achieved by considering their environment, in โ€ฆ

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Quantum Prediction of Transport Dynamics in Discretized State Spaces

Felix Govaers ยท 2026

We propose a gate-based quantum algorithm for the prediction step of Bayesian state estimation based on the Fokker-Planck equation on a discretized position-velocity state space. The probability densiโ€ฆ

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Probing the electron Yukawa coupling via resonant Higgs boson production at FCC-ee via $e^+e^- \to H \to WW^*$ in lepton-plus-jets final states

Apranik Fatehi, Reza Jafari Seyedabad, Amir Amiri, Kazem Azizi, David d'Enterria, Louis Portales, Michele Selvaggi ยท 2026

We report a detailed simulation study of the search for $s$-channel Higgs boson production in $e^+e^-$ collisions at a center-of-mass (c.m.) energy of $\sqrt{s}=125\,\mathrm{GeV}$ at the CERN Future Cโ€ฆ

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