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

Boost-invariant perfect Fermi-Dirac spin hydrodynamics

Zbigniew Drogosz, Natalia {L}ygan ยท 2026

We analyze the effect of using the Fermi-Dirac statistics, rather than its Boltzmann approximation, in numerical simulations of perfect spin hydrodynamics of particles with spin 1/2. The system considโ€ฆ

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From Flow to Form: Emergence of the Cytokinetic Ring via Active Cortical Dynamics

Sabyasachi Mukherjee, Anirban Sain ยท 2026

During cell division active flows occur in the cortex, a thin layer of gel like network of acto myosin filaments, beneath the cell surface. The cortical flow and the associated stresses bring about chโ€ฆ

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Hierarchical Progressive Pauli Noise Modeling with Residual Compensation for Multi-Qubit Quantum Circuits

Xiangyu Ge, Shengmei Zhao, Le Wang, Anqi Zhang ยท 2026

Quantum Noise Characterization (QNC) is indispensable for benchmarking and mitigating errors in Noisy Intermediate-Scale Quantum (NISQ) devices. However, traditional Quantum Process Tomography (QPT) sโ€ฆ

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Unified adiabatic and diabatic excited-state description via the ensemble-variational quantum eigensolver

Christophe Soule, Bruno Senjean, Benjamin Lasorne ยท 2026

Within the present noisy intermediate-scale quantum-computing era, hybrid quantum-classical-processor algorithms have emerged as promising avenues for tackling electronic-structure eigenproblems. Amonโ€ฆ

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Quasinormal modes of the generalized JMN naked singularity using exact WKB analysis

Aryansh Saxena, Suresh C. Jaryal, K. K. Sharma ยท 2026

In this paper, we study the quasinormal modes of the generalized Joshi-Malafarina-Narayan (JMN) naked singularity spacetime using the exact Wentzel-Kramers-Brillouin (WKB) method. Working in the complโ€ฆ

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Classically Forbidden Signatures of Quantum Coherence in the Mesoscopic Lipkin-Meshkov-Glick Model

Stavros Mouslopoulos ยท 2026

We derive strict quantitative conditions under which a collective quantum system of N~370 spins exhibits classically forbidden temporal correlations in a spinor Bose-Einstein condensate (BEC). The Lipโ€ฆ

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Unraveling the significance of Raman modes, Gruneisen parameters and phonon lifetimes in the hexagonal allotropes of Silicon and Germanium compounds

Lekshmi S M, Upasana Agrawal, Akarsh Jain, Siddharth Sastri, Suvadip Das ยท 2026

Advancement in quantum information and quantum technologies has ushered in a new era of technological revolution in large scale atomistic simulation and efficient system on a chip device fabrication. โ€ฆ

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Double Descent in Quantum Kernel Ridge Regression

Kensuke Kamisoyama, Lento Nagano, Koji Terashi ยท 2026

Various classical machine learning models, including linear regression, kernel methods, and deep neural networks, exhibit double descent, in which the test risk peaks near the interpolation threshold โ€ฆ

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Dynamic locking of an interacting spin system via periodic driving

Dionisio Cendoya, Lisandro Buljubasich, Eric G. Keeler, Carlos A. Meriles ยท 2026

Periodic driving plays a central role in quantum control, but its application in interacting spin systems is often restricted to near-resonant conditions, where standard averaging techniques remain vaโ€ฆ

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Signatures of Suppressed Matter Clustering revealed by Fast Radio Bursts

Kritti Sharma, Elisabeth Krause, Vikram Ravi, Liam Connor, Dhayaa Anbajagane, Pranjal R. S ยท 2026

Complex astrophysical processes regulate the growth of galaxies by injecting energy and momentum into their surroundings, redistributing baryons across megaparsec scales. The clustering of matter on tโ€ฆ

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Nuclear Heterodyne Interferometry for Gravitational Spectroscopy

Ralf Rohlsberger ยท 2026

Gravitational spectroscopy tests the coupling of gravity to matter by measuring gravitationally induced frequency shifts of quantum transitions. While modern optical clocks probe the gravitational resโ€ฆ

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Thermodynamics of Coherence-Selective Quantum Reset Protocols

Jishad Kumar, Achilleas Lazarides, Tapio Ala-Nissila ยท 2026

We develop an exact theory of coherence-selective stroboscopic resetting for quadratic open quantum systems within the single-particle density-matrix formalism. We focus on the survival of coherences โ€ฆ

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FlowRefiner: Flow Matching-Based Iterative Refinement for 3D Turbulent Flow Simulation

Yilong Dai, Yiming Sun, Yiheng Chen, Shengyu Chen, Xiaowei Jia, Runlong Yu ยท 2026

Accurate autoregressive prediction of 3D turbulent flows remains challenging for neural PDE solvers, as small errors in fine-scale structures can accumulate rapidly over rollout. In this paper, we proโ€ฆ

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Thermal Effects on Buneman Instability: A Vlasov-Poisson Study

Chingangbam Amudon, Sanjeev Kumar Pandey, Rajaraman Ganesh ยท 2026

Buneman instability has been extensively studied, and related aspects, namely anomalous resistivity, have been explored in detail using analytical theory as well as numerical simulations based on Partโ€ฆ

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Heteronuclear Polarization Transfers Between Spin-locked and Anti-Longitudinal Spin States in the NMR of Liquids and Spinning Solids

Sundaresan Jayanthi, Adonis Lupulescu, Julia Grinshtein, Lucio Frydman ยท 2026

Recently, Pang et al reported a novel polarization transfer scheme applicable to three-spin systems, whereby a rotating-frame NMR analogue of the cross effect could transfer polarization between; e.g.โ€ฆ

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Krylov complexity for Lin-Maldacena geometries and their holographic duals

Dibakar Roychowdhury ยท 2026

We compute the rate of growth of operator size in matrix models by probing the Lin-Maldacena class of geometries with classical probes. We consider massive point particle probes whose proper momentum โ€ฆ

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Hybrid Quantum Neural Networks for Enhanced Breast Cancer Thermographic Classification: A Novel Quantum-Classical Integration Approach

Riza Alaudin Syah, Irwan Alnarus Kautsar, Gunawan Witjaksono, Haza Nuzly bin Abdull Hamed ยท 2026

Breast cancer diagnosis through thermographic image analysis remains a critical challenge in medical AI, with classical deep learning approaches facing limitations in complex thermal pattern classificโ€ฆ

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PAPUS: Pauli-Space-Based Multiclass Quantum Classification

Yuhang Tu, Shengmei Zhao, Le Wang, Anqi Zhang ยท 2026

Quantum classification faces two key challenges. First, the difficulty of distinguishing between different classes varies: some class pairs are easy to separate, while others are more challenging. Secโ€ฆ

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Nonnormality and Dissipation in Markovian Quantum Dynamics: Implications for Quantum Simulation

Shakib Daryanoosh ยท 2026

Understanding the structure and stability of open quantum dynamics is increasingly important for both fundamental studies of nonequilibrium quantum systems and the development of quantum simulation alโ€ฆ

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Quantum Computing of Phonon Spectra and Thermal Properties of Crystalline Solids

Naman Khandelwal, Bikash K. Behera, Ashok Kumar, Prasanta K. Panigrahi ยท 2026

Variational quantum algorithms offer a promising framework for solving eigenvalue problems on near-term quantum hardware, yet their applicability beyond electronic structure calculations remains relatโ€ฆ

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