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

Particle-Matter Interactions

Giuseppe Lerner ยท 2026

This lecture reviews the principles of particle-matter interactions, providing the essential physics background required to understand beam loss mechanisms in high-energy accelerators and their associโ€ฆ

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Classifying magnons in itinerant ferromagnets from linear response TDDFT: Fe, Ni and Co revisited

Thorbj{o}rn Skovhus, Thomas Olsen ยท 2026

The magnetic excitation spectrum of itinerant magnets exhibits rich and complex spectral features that often complicate interpretation of the underlying physics. For perturbations in the long wavelengโ€ฆ

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Boundary-Aware Stabilizer Scheduling for Distributed Quantum Error Correction

Sanidhya Gupta, Sanidhay Bhambay, Narges Alavisamani, Neil Walton, Thirupathaiah Vasantam ยท 2026

Future quantum architectures are expected to be modular, with quantum processors connecting multiple quantum processing units (QPUs) via photonic interconnects. In topological quantum error correctionโ€ฆ

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Quantum analog-encoding for correlated Gaussian vectors and their exponentiation with application to rough volatility

Tassa Thaksakronwong, Koichi Miyamoto ยท 2026

Quantum computing may speed up numerical problems involving large matrices that are demanding for classical computers, and active research on this possibility is ongoing. In this work, we propose quanโ€ฆ

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Long-Range Correlated Random Matrices

Abbas Ali Saberi, Roderich Moessner ยท 2026

Motivated by the importance ascribed to correlations in random matrices used to model phenomena in various scientific disciplines, we report how algebraic correlations between matrix elements affect tโ€ฆ

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The influence of implantation conditions on dopant activation in Al-implanted 4H-SiC: A MD study applying an Al potential fitted to DFT barriers

Sabine Leroch, Robert Stella, Andreas Hossinger, Lado Filipovic ยท 2026

We present molecular dynamics simulations of shallow Al implantation in 4H-SiC to clarify how implantation temperature and dose control defect evolution and dopant activation during early annealing. Uโ€ฆ

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Near-deterministic loading of optical tweezer arrays via repulsive barricade potentials

Archie C. Baldock, Alex J. Matthies, Luke Caldwell, Hannah J. Williams ยท 2026

Optical tweezers are a powerful tool for creating defect-free arrays of atoms and molecules, enabling advances in quantum simulation, computation, and precision metrology. However, the achievable arraโ€ฆ

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Accurate Nanoscale Mapping of Electric Fields across Random Grain Boundaries in Polycrystalline Oxides Using Precession-Assisted 4D-STEM

Sangjun Kang, Hyeyoung Cho, Maximilian Tollner, Anna Rose Nelson, Ziming Ding, Xiaoke Mu, Di Wang, Wolfgang Rheinheimer, Kai Wang, Bai-Xiang Xu, Jakob Konstantin Laux, Mahmoud Serour, Karsten Albe, Andreas Klein, Christian Kubel ยท 2026

Space charge layers (SCLs) at grain boundaries play a crucial role in modulating local electric fields and influencing the functional properties of materials, such as oxygen vacancy migration and ioniโ€ฆ

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Surface coating induced lubrication in flowing granular materials

Sayali V. Chaudhary, Ashish V. Orpe ยท 2026

We investigate the flow of spherical, bulk granular particles down an inclined plane mixed with small-sized spherical lubricant particles using discrete element method simulations. Predefined cohesiveโ€ฆ

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Simulation-based Inference for Gravitational Waves from Binary Neutron Stars: Application of Summary Data from Heterodyning

Masaki Iwaya, Vivien Raymond, Soichiro Morisaki, Kazuki Takada ยท 2026

Gravitational-wave parameter estimation for binary neutron star (BNS) systems poses severe computational challenges due to the extended signal duration, which can reach several minutes in current deteโ€ฆ

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Pinching injection in wakefields for spin-polarized electron beams

Lars Reichwein, Dimitris Sofikitis, Oliver Mathiak, T. Peter Rakitzis, Bernhard Hidding, Alexander Pukhov, Liangliang Ji, Markus Buscher ยท 2026

Pinching of the driver beam in plasma wakefield acceleration is generally considered an unwanted effect that needs to be mitigated. Here, we propose that this effect can be utilized for the injection โ€ฆ

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Spiral, target, stripe, and disordered waves in active six-state Potts models

Hiroshi Noguchi ยท 2026

Wave propagation can be observed in various nonequilibrium systems. In this study, we investigated the properties of several wave modes in active six-state Potts models using Monte Carlo simulations oโ€ฆ

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Four-dimensional QCD equation of state from a quasi-parton model with physics-informed neural networks

Fu-Peng Li, Long-Gang Pang, Guang-You Qin ยท 2026

The equation of state (EoS) of strongly interacting matter at finite temperature and chemical potentials (baryon, charge, and strangeness) is a crucial input for hydrodynamic simulations of relativistโ€ฆ

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Dynamic Moir\'e Potentials and Robust Wigner Crystallization in Large-Scale Twisted Transition Metal Dichalcogenides

Yifan Ke, Chuanjing Zeng, Xinming Qin, Wei-Lin Tu, Wei Hu, Jinglong Yang ยท 2026

Understanding the dynamical evolution of large-scale moir\'e systems is crucial for connecting theoretical predictions with experimental observations. Here we develop a machine-learning-based workflowโ€ฆ

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Theoretical prediction of strong-coupling superconductivity in a hypothetical NaAlH3 phase at ambient pressure

Izabela A. Wrona, Yinwei Li, Radoslaw Szczesniak, Artur P. Durajski ยท 2026

We present a comprehensive first-principles investigation of a hypothetical cubic Pm-3m phase of the ternary hydride NaAlH3, focusing on its lattice dynamics, electronic structure, and electron-phononโ€ฆ

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Signature of iron line profile from a Kerr-like wormhole

Cheng Liu, Hoongwah Siew, Hong-Xuan Jiang, Yosuke Mizuno, Tao Zhu ยท 2026

Broad, skewed iron K$\alpha$ emission lines in the X-ray spectra of accreting black holes encode key information about the spacetime geometry of the innermost disk. While the Kerr metric is standard fโ€ฆ

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On the Interplay Between Noise, Bell Violation, and Cascade Error Correction in Device-Independent Quantum Key Distribution

Nguyen Duong Hoang Duy, Nguyen Trinh Dong, Vu Tuan Hai, Le Vu Trung Duong, Nguyen Van Tinh ยท 2026

Device-Independent Quantum Key Distribution (DIQKD) provides information-theoretic security by relying solely on the violation of Bell inequalities, eliminating the need to trust the quantum devices. โ€ฆ

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The circumstellar environment of the young, low-mass dipper star JH 223. Accretion and large-scale magnetic field topology

T. P. Freitas, J. Bouvier, B. Zaire, S. H. P. Alencar, A. P. Sousa, L. Rebull, A. Bayo, A. Frasca, J. Alonso-Santiago, K. Grankin, C. Contreras Pena, A. M. Cody, L. A. Hillenbrand, A. Carmona ยท 2026

Studies of magnetospheric accretion and magnetic field topology in T Tauri stars have advanced over the years, but their applications to fully convective, very-low-mass T Tauri stars remain relativelyโ€ฆ

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Caustic Skeleton and the Local Cosmic Web: the Coma Cluster node and the Pisces-Perseus ridge

Amelie Read, Job Feldbrugge, Celine Boehm, Rien van de Weygaert, Benjamin Hertzsch ยท 2026

We apply caustic skeleton theory to the Manticore-Local simulations, which are Bayesian constrained reconstructions of the Local Universe from the 2M++ galaxy catalogue, and extract the three-dimensioโ€ฆ

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Long-Range Order in Coupled $D$-dimensional Kuramoto Oscillators

Zhongpu Qiu, Tianyi Wu, Linkai Zhang, Sheng Fang, Jun Meng, Jingfang Fan, Hugues Chate ยท 2026

We show that the long-range order (LRO) strikingly emerges in systems of locally coupled $D$-dimensional vector Kuramoto oscillators on low-dimensional lattices ($d=1,2$), but only for odd $D$. This pโ€ฆ

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