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

Tightening energy-based boson truncation bound using Monte Carlo-assisted methods

Jinghong Yang, Christopher F. Kane, Shabnam Jabeen ยท 2026

Quantum simulation offers a promising framework for quantum field theory calculations. Obtaining reliable results, however, requires careful characterization of systematic uncertainties. One importantโ€ฆ

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Getting large-scale quantum neural networks ready for quantum hardware

Mario Boneberg, Simon Kochsiek, Igor Lesanovsky ยท 2026

Quantum neural networks generalize classical artificial neural networks into the quantum domain. They are formulated as parameterized quantum circuits which are optimized by measuring and minimizing aโ€ฆ

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$N$-body modelling of the ED-2 stream progenitor shows Gaia BH3's formation involved dynamical interactions

Daniel Marin Pina, Mark Gieles, Sara Rastello, Claudia Garcia-Diago, Giuliano Iorio, Marc Ardevol ยท 2026

Context. The Gaia collaboration announced the discovery of a binary of a massive black hole (33 M$_\odot$) with a low-mass giant star (Gaia BH3) in the ED-2 stellar stream. The properties of this binaโ€ฆ

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Demonstration of quantum random number generation using nitrogen vacancy centres

Conrad Strydom, Mark Tame ยท 2026

Quantum random number generation (QRNG) relies on the inherent unpredictability of quantum mechanical phenomena to efficiently generate high-quality random numbers that can be used in a wide range of โ€ฆ

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Dynamical dimer structure factor of the triangular $S=1/2$ Heisenberg antiferromagnet

Markus Drescher, Laurens Vanderstraeten, Roderich Moessner, Frank Pollmann, Johannes Knolle ยท 2026

The dynamical dimer structure factor is an observable probing spin-singlet excitations of quantum magnets distinct from those commonly studied by the spin structure factor. We report the dimer responsโ€ฆ

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Bound or blown: the fate of hot gas in galaxy groups

R. Seppi, D. Eckert, J. Schaye, J. Braspenning, M. Schaller, B. D. Oppenheimer, E. O'Sullivan, F. Gastaldello, L. Lovisari, M. A. Bourne, M. Sun, A. Finoguenov, H. Khalil, G. Gozaliasl, K. Kolokythas, Y. E. Bahar, R. Santra ยท 2026

The impact of AGN feedback on the hot gas content of galaxy groups remains a key uncertainty in galaxy formation and its connection to the large scale structure of the Universe. We aim to compare the โ€ฆ

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Hawking radiation with dispersion: reconciling the Bogoliubov and tunneling approaches

Francesco Del Porro, Stefano Liberati, Marc Schneider ยท 2026

We investigate Hawking-like particle production in analogue gravity systems with superluminal modified dispersion relations. For a broad class of even, convex, and polynomially bounded dispersion relaโ€ฆ

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Dispersion of Anyon Bloch Bands

Kishore Iyer, Andreas Feuerpfeil, Valentin Crepel, Nicolas Regnault, Christophe Mora ยท 2026

Fractional Chern insulators (FCIs) are zero magnetic field analogs of fractional quantum Hall states. While the electrons forming an FCI are not subject to an external magnetic field, their anyonic exโ€ฆ

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Galactic tides and the outer density profile of the Sculptor and Ursa Minor dwarf spheroidals

Daniel A. Boyea, Julio F. Navarro, Jaclyn Jensen, Raphael Errani ยท 2026

Most dwarf spheroidal (dSph) satellites of the Milky Way follow exponential surface density profiles that decline sharply in the outer regions. The Sculptor (Scl) and Ursa Minor (UMi) dSphs deviate frโ€ฆ

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Cosmic gas accretion from filaments onto galaxy clusters using the IllustrisTNG simulation

Jade Paste, Celine Gouin, Nabila Aghanim, Jenny G. Sorce ยท 2026

Galaxy clusters grow through the matter accretion from the cosmic web, mainly along filaments. We aim to characterize the gas accretion onto clusters, focusing on the role of filaments in driving anisโ€ฆ

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SN Ia Population Machine. I. A Unified Cosmological Simulation-Binary Synthesis Framework Establishing Non-universal Delay-time Distributions and Cosmic Progenitor-channel Dominance Crossover

Suk-Jin Yoon, Inhyuk Park, Woong-Bae G. Zee, Chul Chung, Jun-Sung Moon, Sanjaya Paudel, Kiyun Yun, Myung-Hun Kim, Eun-Taek Gim ยท 2026

We present a forward-modeling framework for synthesizing Type Ia supernova (SN Ia) populations by coupling cosmological hydrodynamic simulations to binary population synthesis (BPS). Using IllustrisTNโ€ฆ

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The evolution of the baryonic content and mass profiles of satellite galaxies in the MTNG simulations

Sergio Contreras, Raul E. Angulo, Giovanni Arico, Lurdes Ondaro-Mallea, Sownak Bose, Lars Hernquist, Ruediger Pakmor, Volker Springel ยท 2026

Empirical models often rely on key relations from the galaxy--halo connection to construct mock galaxy catalogues. These relations typically describe central galaxies more accurately than satellite gaโ€ฆ

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The Thermodynamic and Kinematic Evolution of Circumgalactic Gas around $z=1$ in the IllustrisTNG model

Daniel DeFelippis, Shy Genel, Greg L. Bryan ยท 2026

The circumgalactic medium (CGM) is known to contain multiphase gas in various stages of evolution and interaction with the galaxy. In order to characterize its detailed behavior on short timescales, wโ€ฆ

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Dynamical preparation of U(1) quantum spin liquids in an analogue quantum simulator

Simon Karch, Melissa Will, Irene Prieto Rodriguez, Nikolas Liebster, SeungJung Huh, Michael Knap, Frank Pollmann, Clemens Kuhlenkamp, Immanuel Bloch, Monika Aidelsburger ยท 2026

Locally constrained gauge theories underpin our understanding of fundamental interactions in particle physics and the emergent behaviour of quantum materials. In strongly correlated systems, they can โ€ฆ

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Universal tracer statistics in single-file transport

Soumyabrata Saha, Jitendra Kethepalli, Benjamin Guiselin, Jacopo De Nardis, Tridib Sadhu ยท 2026

We uncover an emergent universality in the large-scale, long-time statistics of a one-dimensional hard-rod gas evolving under two fundamentally different classes of microscopic dynamics: stochastic (dโ€ฆ

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CAbLECAR: efficiently scheduling QLDPC codes on a tileable spin qubit chip with shuttling

Jason D. Chadwick, Frederic T. Chong ยท 2026

Semiconductor spin qubits are a promising platform for large-scale quantum computing, but have yet to take full advantage of the broad class of quantum low-density parity check (QLDPC) codes, which prโ€ฆ

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Floquet engineering of tight-binding Hamiltonians in momentum space lattices

D. Ronco, F. Arrouas, N. Ombredane, E. Flament, Q. Levoy, B. Peaudecerf, D. Guery-Odelin ยท 2026

Quantum simulation with ultracold atoms provides a versatile platform to emulate condensed-matter models. In particular, momentum-space lattices enable the realization of programmable tight-binding Haโ€ฆ

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Halfway to the Peak: Kinematic Signatures of Stable Rotating Disks in Luminous Infrared Galaxies at z=0.5-0.6

Miriam Eleazer, Alexandra Pope, Anna Sajina, Lin Yan, Jason Young, Stacey Alberts, Lee Armus, Kristen Coppin, Daniel Dale, Duncan Farrah, Thiago Goncalves, Jed McKinney, Nicole Nesvadba, Patrick Ogle, Roxana Popescu, Sylvain Veilleux ยท 2026

We present a kinematic study of six infrared-luminous galaxies observed with the Mid-InfraRed Instrument Medium-Resolution Spectrometer (MIRI/MRS) onboard JWST. These galaxies lie at $z = 0.5$--$0.6$,โ€ฆ

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Encoding strategies for quantum enhanced fluid simulations: opportunities and challenges

Omer Rathore, Alastair Basden, Nicholas Chancellor, Halim Kusumaatmaja ยท 2026

Quantum computing has emerged as a powerful potential accelerator for computational fluid dynamics (CFD), but whether this promise can be realized in practice depends on how fluid information is encodโ€ฆ

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Field-induced jammed polyhex spin liquid in the honeycomb Ising antiferromagnet

Nicholas Franklin, Jacob Richards, Harry Lane ยท 2026

We analyze the ground state properties of the honeycomb Ising antiferromagnet in an external magnetic field. We demonstrate the existence of extensive ground state degeneracy at finite field that mapsโ€ฆ

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