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

Local Current Algebra for the HK Universality Class

Yuting Bai, Philip W. Phillips ยท 2026

We show that a Hamiltonian in terms of the local real-space currents obeying an $\mathfrak{su}_1(2)$ affine Lie algebra eliminates the non-locality in the Hatsugai-Kohmoto model for a doped Mott insulโ€ฆ

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Beyond Cloud-9: The case for discovering more HI-rich failed halos

Jorge Moreno, Coral Wheeler, Francisco J. Mercado, M. Katy Rodriguez Wimberly, Pratik J. Gandhi, Jenna Samuel, Robert Feldmann, James S. Bullock, Andrew Wetzel, Michael Boylan-Kolchin ยท 2026

HI-rich starless halos, should they exist, hold great promise for elucidating properties of dark matter halos. This Letter examines the properties of HI-rich failed halos at redshift zero across stateโ€ฆ

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Anomalous Transport and Explicit Symmetry Breaking in Holography

Ashis Tamang, Nishal Rai, Karl Landsteiner, Eugenio Megias ยท 2026

We consider a holographic Einstein-Maxwell model in five dimensions with pure gauge and mixed gauge-gravitational Chern-Simons terms to study anomaly-induced transport in the presence of explicit symmโ€ฆ

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Simulating dynamics of RLC circuits with a quantum differential-algebraic equations solver

Arkopal Dutt, Anirban Chowdhury, Kristan Temme, Hari Krovi ยท 2026

We introduce a quantum algorithm for simulating the dynamics of electrical circuits consisting of resistors, inductors and capacitors (aka RLC circuits) along with power sources. Given oracle access tโ€ฆ

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Energy-Dependent Polarization Angle Variability as a Robust Diagnostic for Blazar Flaring Mechanisms

Haocheng Zhang, Benjamin de Jonge, Manel Errando, Xiaocan Li, Fan Guo ยท 2026

Identifying the physical mechanism driving blazar flares remains a central challenge in high-energy astrophysics. We show that the energy dependence of the standard deviation of the polarization angleโ€ฆ

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Digital Simulation of Non-Hermitian Knotted Bands on Quantum Hardware

Truman Yu Ng, Yuzhu Wang, Wei Jie Chan, Ruizhe Shen, Tianqi Chen, Ching Hua Lee ยท 2026

Knots and links represent a fundamental motif of non-local connectivity that permeates the physical sciences from string theory to protein folds. While spectral braiding has been explored in two-band โ€ฆ

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Eccentricity as a signature of hierarchical subsolar-mass mergers in collapsar disks

Jiaxi Wu, Elias R. Most, Nils L. Vu, Nils Deppe, Lawrence E. Kidder, Kyle C. Nelli, William Throwe ยท 2026

In this work, we investigate gravitational-wave signatures of a proposed subsolar-mass merger scenario resulting from fragmentation inside a collapsar accretion disk. This scenario has gained recent iโ€ฆ

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Quantum scattering of droplets by wells and barriers in one-dimensional Bose-Bose mixtures

Sherzod R. Otajonov, Uktambek R. Eshimbetov, Bakhram A. Umarov, Fatkhulla Kh. Abdullaev ยท 2026

We investigate, both analytically and numerically, the scattering of quasi-one-dimensional quantum droplets from P\"oschl-Teller potential wells and barriers. For attractive wells, we find a sharp traโ€ฆ

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Longitudinal beam instability driven by coherent radiation in an SSMB laser modulator

Yingjie Dai, Zhuoyuan Liu, Tong Li, Xiujie Deng, Lixin Yan ยท 2026

Storage ring-based steady-state microbunching (SSMB) is a promising approach for generating high-average-power coherent radiation, while the instabilities driven by coherent undulator radiation in theโ€ฆ

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Predicted number counts and clustering of Hi galaxies from future radio surveys

Ainulnabilah Nasirudin, Philip Bull, Isabelle Ye ยท 2026

The 21cm emission line from neutral hydrogen (HI) contained within galaxies provides a way to make accurate spectroscopic redshift determinations in the radio part of the spectrum. Large radio arrays โ€ฆ

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A Gaussian asymmetry measure

Riccardo Travaglino, Pasquale Calabrese ยท 2026

The study of Entanglement Asymmetry has emerged in recent years as a powerful tool to characterise the symmetry properties of quantum states in relation to a given charge operator through the lens of โ€ฆ

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MLMC-qDRIFT: Multilevel Variance Reduction for Randomized Quantum Hamiltonian Simulation

Pegah Mohammadipour, Xiantao Li ยท 2026

Simulating quantum dynamics is one of the central applications of quantum computing. For Hamiltonians written as a sum of many terms, deterministic Trotter--Suzuki product formulas can require applyinโ€ฆ

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Non-local Tunneling Spectroscopy of Inelastic Quasiparticle Relaxation in Superconducting 1-D Wires

Kevin M. Ryan, Detlef Beckmann, Venkat Chandrasekhar ยท 2026

Non-local conductance experiments using tunnel junctions can provide valuable spectroscopic information on both the transport and relaxation of quasiparticles in superconductors, as these techniques dโ€ฆ

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Largest eigenvalue and top eigenvector statistics of large Euclidean random matrices

Pasquale Casaburi, Pierpaolo Vivo ยท 2026

Euclidean random matrices arise in a wide range of physical systems where interactions are determined by spatial configurations, including disordered media and cooperative phenomena in atomic ensembleโ€ฆ

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Quantum Feature Selection with Higher-Order Binary Optimization on Trapped-Ion Hardware

Carlos Flores-Garrigos, Anton Simen, Qi Zhang, Enrique Solano, Narendra N. Hegade, Sayonee Ray, Claudio Girotto, Jason Iaconis, Martin Roetteler ยท 2026

We present a quantum feature-selection framework based on a higher-order unconstrained binary optimization (HUBO) formulation that explicitly incorporates multivariate dependencies beyond standard quaโ€ฆ

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Mujic{\Lambda}: Reconstructing Initial Conditions from Incomplete Redshift Surveys with Projected Optimization

Chenze Dong, Benjamin Horowitz, Adrian E. Bayer, Khee-Gan Lee ยท 2026

In this paper, we introduce Mujic{\Lambda} (Mapping the Universe with Jax-based Initial Condition Reconstr{\Lambda}ction), an optimization-based framework for reconstructing initial conditions from reโ€ฆ

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Classical simulation of free-fermionic dynamics and quantum chemistry with magic input

Changhun Oh, Micha{l} Oszmaniec, Oliver Reardon-Smith, Zoltan Zimboras ยท 2026

Establishing the precise computational boundary between classically tractable fermionic systems and those capable of genuine quantum advantage is a central challenge in quantum simulation. While injecโ€ฆ

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GLoop: A Monte Carlo program to construct higher-loop integrals from lower-loop structures

Roberto Pittau ยท 2026

We present GLoop, a Fortran90 computational framework that allows one to compute by Monte Carlo a certain class of higher-loop integrals in terms of lower-loop building blocks. This is based on a receโ€ฆ

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Fault-Tolerant Resource Comparison of Qudit and Qubit Encodings for Diagonal Quadratic Operators

Samuel Godwood, Doga Murat Kurkcuoglu, Gabriel N. Perdue, Marina Maneyro, Alessandro Roggero ยท 2026

Finite local Hilbert-space truncations arise naturally in quantum simulations of lattice field theories and motivate qudit encodings, but their fault-tolerant advantage over qubit encodings remains unโ€ฆ

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Effectiveness of nonflow suppression using multi-particle correlators

Chong Ye, Wei-Liang Qian, Yue Cui, Dan Wen, Yutao Xing, Rui-Hong Yue, Takeshi Kodama ยท 2026

As flow estimators, multi-particle correlators, particularly the higher-order ones, are generally regarded as effective tools for suppressing non-flow contributions. In this work, however, using two wโ€ฆ

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