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

Extending UNIQuE: Quantum Simulation Speedup for the HHL Algorithm

Reece Robertson, Ameya Bhave ยท 2026

In an extension of the Unconventional Noiseless Intermediate Quantum Emulator, this work introduces a classical emulation of the quantum Harrow-Hassidim-Lloyd algorithm for sampling from the solution โ€ฆ

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Physics Preprint PDF DOI

Wave-number-dependent closure condition for fluid moment equations

Yong Sun, Shijia Chen, Minqing He, Sizhong Wu, Rui Cheng, Jie Yang, Lei Yang, Zhiyu Sun, Liangwen Chen, Hua Zhang ยท 2026

Fluid models offer crucial computational efficiency for plasma simulations, yet accurately capturing kinetic effects like Landau damping remains a fundamental challenge. While conventional closures (eโ€ฆ

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Physics Preprint PDF DOI

Large amplification of the isospin-dependence of proton emitting source size in radioactive heavy-ion collisions: a signal of n-p correlation

Y. J. Wang, C. K. Tam, Z. G. Xiao, W. G. Lynch, C. Y. Tsang, J. Barney, G. Jhang, J. Estee, M. B. Tsang, R. S. Wang, M. Kaneko, J. W. Lee, J. Park, Z. Chajecki, G. Verde, T. Isobe, M. Kurata-Nishimura, T. Murakami, D. S. Ahn, L. Atar, T. Aumann, H. Baba, K. Boretzky, J. Brzychczyk, G. Cerizza, N. Chiga, N. Fukuda, I. Gasparic, B. Hong, A. Horvat, K. Ieki, N. Inabe, Y. J. Kim, T. Kobayashi, Y. Kondo, P. Lasko, H. S. Lee, Y. Leifels, J. {L}ukasik, J. Manfredi, A. B. McIntosh, P. Morfouace, T. Nakamura, N. Nakatsuka, S. Nishimura, H. Otsu, P. Paw{l}owski, K. Pelczar, D. Rossi, H. Sakurai, C. Santamaria, H. Sato, H. Scheit, R. Shane, Y. Shimizu, H. Simon, A. Snoch, A. Sochocka, T. Sumikama, H. Suzuki, D. Suzuki, H. Takeda, S. Tangwancharoen, H. Toernqvist, Y. Togano, S. J. Yennello, Y. Zhang ยท 2026

We report proton-proton correlation function measurements in central $^{132}$Sn+$^{124}$Sn and $^{108}$Sn+$^{112}$Sn collisions at 270 MeV/nucleon. The proton emitting source sizes are extracted for tโ€ฆ

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Effect of neutron-proton asymmetry on the $^3$H clustering in Boron isotopes

J. L. Jin, Q. Zhao, P. J. Li, M. Kimura, D. Beaumel, B. Zhou, J. L. Tian ยท 2026

To investigate the influence of neutron-proton asymmetry on the formation of asymmetric clusters, we perform a systematic comparative study of $^{3}$H and $\alpha$ cluster preformation in the Boron isโ€ฆ

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Rethinking Dimensional Regularization in Critical Phenomena

P. Beretta, A. Codello ยท 2026

We show that it is possible to use dimensional regularization (DR) beyond the usual $\varepsilon$-expansion in the context of renormalization group (RG) calculations in Critical Phenomena. Based on thโ€ฆ

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Non-Monotonic Rotation Imprint on Time-Integrated Neutrino Spectral Moments in a 15\,$M_\odot$ Core-Collapse Supernova Sequence

Nicolas Viaux ยท 2026

We study the early post-bounce neutrino signal of the published Garching $15\,M_\odot$ rotating core-collapse supernova (CCSN) sequence consisting of non-rotating (NR), slowly rotating (SR, $\Omega_0=โ€ฆ

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Gegenbauer polynomials and fluctuation properties of the one-dimensional Riesz gas

Peter J. Forrester ยท 2026

The Riesz gas in one-dimension consists of particles interacting via a pair potential, ${\rm sgn}(s) |x - x'|^{-s}$, $s \ne 0$ and $-\log | x - x'|$ for $s=0$. In the infinite density limit, with the โ€ฆ

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Influence of Heterogeneity on the Response of Architected Metamaterials

Sarvesh Joshi, Jingye Tan, Craig M. Hamel, Stavros Gaitanaros, Nikolaos Bouklas ยท 2026

Architected metamaterials like foams and lattices exhibit complex responses governed by microstructural instabilities, localization, and phase-transition-like phenomena. Their behavior is further affeโ€ฆ

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Quasilinear flux model consistent with gyrokinetic ordering

O. Yamagishi, G. Watanabe ยท 2026

We propose a quasilinear (QL) flux model in which the saturation amplitude is uniquely determined using multiscale gyrokinetic ordering relations. The model is fully self-contained within a linearโ€ฆ

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Statistical mechanics in continuous space with tensor network methods

Gunhee Park, Tomislav Begusic, Si-Jing Du, Johnnie Gray, Garnet Kin-Lic Chan ยท 2026

Tensor network (TN) methods are well established for computing partition functions in statistical mechanics, though this use has traditionally been limited to lattice models. We extend the scope of TNโ€ฆ

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Stabilizers for Compiling Logical Circuits under Hardware Constraints

Jack Weinberg, Narayanan Rengaswamy ยท 2026

To implement quantum algorithms on a quantum computer, we must overcome the twin problems of fault-tolerance -- how can we realize a relatively noiseless computation by cleverly combining noisy componโ€ฆ

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The Unstable Chromosphere: Effects of the Thermal Farley-Buneman Instability Across a Broad Range of Solar Chromospheric Conditions

Samuel Evans, Meers Oppenheim, Juan Martinez-Sykora, Alexander Green ยท 2026

In the coldest regions of the solar atmosphere, lingering discrepancies between models and observations may be caused by the Thermal Farley-Buneman Instability (TFBI). This meter-scale, electrostatic,โ€ฆ

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Networked Realization of Quantum LDPC Codes

Swayangprabha Shaw, Narayanan Rengaswamy ยท 2026

Quantum low-density parity-check (QLDPC) codes with good parameters are promising candidates for low-overhead fault-tolerant quantum computing, but their non-local stabilizers require long-range conneโ€ฆ

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Hidden optical nonlinearities in linear spectra of quantum emitter arrays

Sricharan Raghavan-Chitra, Arghadip Koner, Joel Yuen-Zhou ยท 2026

Classical optical frameworks such as the discrete dipole approximation (DDA) assume that the linear spectrum of coupled quantum emitters can be computed solely from the linear susceptibilities of indiโ€ฆ

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Variance-aware model discrimination with the Sunyaev-Zel'dovich effect of the 21 cm background (SZE-21cm)

Charles Mpho Takalana ยท 2026

The sky-averaged redshifted 21 cm signal from Cosmic Dawn is a uniquely sensitive tracer of early heating and ionisation, but it remains challenging to measure directly. The Sunyaev-Zel'dovich effect โ€ฆ

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Non-Oberbeck-Boussinesq effects in coldwater

Gustavo Estay, Daisuke Noto, Hugo N. Ulloa ยท 2026

Water exhibits an anomalous nonlinear temperature-density ($\rho$-$T$) relation as it approaches freezing, along with an increase in viscosity, and a decrease in thermal conductivity. These departuresโ€ฆ

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Core Collapse Supernova Modeling: The Next Ten Years

Anthony Mezzacappa ยท 2026

Core collapse supernova modeling has advanced considerably since the first numerical simulations were performed sixty years ago. In particular, the last decade has brought us sophisticated three-dimenโ€ฆ

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Galaxy mergers and disk angular momentum evolution: stellar halos as a critical test

Eric F. Bell, Richard D'Souza, Monica Valluri, Katya Gozman ยท 2026

We investigate the role of hierarchical assembly in the angular momentum (AM) evolution of galaxies using a sample of 471 Milky Way-mass galaxies from the TNG-50 simulation. While galaxy orientation iโ€ฆ

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Moving-Mesh Simulations of Mini-Common Envelope Ejection in Classical Novae

Nicholas Nelson, Philip Chang ยท 2026

Although well studied, our understanding of the mass ejection mechanisms of cataclysmic variables remains incomplete. Recent work suggests that binary interaction plays an important role in driving anโ€ฆ

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Data-Driven Hamiltonian Reduction for Superconducting Qubits via Meta-Learning

Arielle Sanford, Andrew T. Kamen, Frederic T. Chong, Andy J. Goldschmidt ยท 2026

We introduce HAML (Hamiltonian Adaptation via Meta-Learning), a framework for fast online adaptation of effective Hamiltonian models of superconducting quantum processors. HAML proceeds in two phases.โ€ฆ

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