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๐Ÿ” computer simulation ๐Ÿ“‚ Physics
Showing 220429 results for "computer simulation" in Physics
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Asymptotic Metrological Scaling and Concentration in Chaotic Floquet Dynamics

Astrid J. M. Bergman, Yunxiang Liao, Jing Yang ยท 2026

We study quantum sensing with Floquet chaotic dynamics generated by Haar random unitary gates. The metrological resources consist of three ingredients: A given initial state, a set number of Haar randโ€ฆ

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Proximity Magnetism in Mn(Bi,Sb)2Te4-(Bi,Sb)2Te3/MnTe Natural Heterostructures

Owen A. Vail, Shu-Wei Wang, Yasen Hou, Dinura Hettiarachchi, Jean-Felix Milette, Tim B. Eldred, Wenpei Gao, Wendy Sarney, Haile Ambaye, Jong Keum, Valeria Lauter, George J. de Coster, Matthew J. Gilbert, Don Heiman, Jagadeesh S. Moodera, Hang Chi ยท 2026

Magnetic topological insulators and their heterostructures provide great opportunities in coupling band topology with nontrivial spin configuration for enhanced spintronic device performance as well aโ€ฆ

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Intense tunable terahertz radiation from phase-matched difference frequency generation in strongly magnetized plasmas

Sida Cao, Matthew R. Edwards ยท 2026

High-energy terahertz pulses are challenging to produce due to the low conversion efficiency and limited optical damage threshold of nonlinear crystals. Here, we describe the high-efficiency generatioโ€ฆ

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Option Pricing on Noisy Intermediate-Scale Quantum Computers: A Quantum Neural Network Approach

Sebastian Zajac, Rafa{l} Pracht ยท 2026

In a global derivatives market with notional values in the hundreds of trillions of dollars, the accuracy and efficiency of pricing models are of fundamental importance, with direct implications for rโ€ฆ

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Application of Metric-Based Mesh Adaptation to Hypersonic Aerothermal Simulations Using US3D

Dirk Ekelschot ยท 2026

The main goal of this paper is to demonstrate the application of metric-based mesh adaptation to real gas problems and highlight the benefits particularly when complex geometries are considered. We usโ€ฆ

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The Hilbert Series and the Flavor Invariants of the 3HDM

Eric Bryan, Arvind Rajaraman ยท 2026

We perform a systematic study of invariant operators in the three-Higgs-doublet model (3HDM). We compute the Hilbert series associated with the global symmetry group of the theory. In addition, we conโ€ฆ

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Stabilization of bulk quantum orders in finite Rydberg atom arrays

Yash M. Lokare, Matthew J. Coley-O'Rourke ยท 2026

Arrays of ultracold neutral atoms, also known as Rydberg atom arrays, are rapidly developing into a powerful and versatile platform for quantum simulation. However, theoretical predictions about the bโ€ฆ

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Landau levels and magneto-optics in 30$^\circ$ quasi-periodic twisted bilayer graphene

Masaru Hitomi, Takuto Kawakami, Mikito Koshino ยท 2026

We develop a theoretical framework for Landau levels in quasi-periodic twisted bilayer graphene at a $30^\circ$ twist angle, a system without translational symmetry but possessing 12-fold rotational sโ€ฆ

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Pulsar Selection Criteria and Performance Evaluation of Autonomous X-ray Pulsar Navigation Systems

Sui Chen (Politecnico di Milano, ICE-CSIC, IEEC), Emilie Parent (ICE-CSIC, IEEC), Nanda Rea (ICE-CSIC, IEEC), Francesco Topputo (Politecnico di Milano) ยท 2026

Current space missions primarily depend on Earth-based Guidance, Navigation, and Control (GNC) systems involving human-in-the-loop operations. X-ray pulsar-based navigation offers a promising alternatโ€ฆ

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QuIC: A Training-Free Quantum Graph Embedding from Ideal Analysis to Practical Hardware Evaluation

Luke Miller, Yugyung Lee ยท 2026

We introduce QuIC, a training-free quantum graph embedding that maps graphs to sorted output distributions via a fixed parameterized circuit. In the ideal one-repetition setting, we prove that the resโ€ฆ

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Benchmarking Quantum Kernel Support Vector Machines Against Classical Baselines on Tabular Data: A Rigorous Empirical Study with Hardware Validation

Siavash Kakavand, Christoph Strohmeyer, Michael Schlotter ยท 2026

Quantum kernel methods have been proposed as a promising approach for leveraging near-term quantum computers for supervised learning, yet rigorous benchmarks against strong classical baselines remain โ€ฆ

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Analysis of synthetic OVI absorption associated with galaxy groups in SIMBA and TNG50 simulations

Tanmay Singh, Sanchayeeta Borthakur, Dylan Nelson, Romeel Dave, Tyler McCabe ยท 2026

We compare OVI absorption in synthetic spectra from galaxy groups in the SIMBA and TNG50 cosmological hydrodynamic simulations against those observed from the COS-IGrM survey. We select 14 galaxy grouโ€ฆ

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Mass spectrum, magnetic moments and Regge trajectories of $\Omega_{ccb}$ and $\Omega_{cbb}$ baryons in the nonrelativistic quark--diquark model

Oznur Cak{i}r, Halil Mutuk ยท 2026

In this work, we investigate the mass spectra, magnetic moments, and Regge trajectories of the triply heavy baryons $\Omega_{ccb}$ and $\Omega_{cbb}$ within a nonrelativistic constituent quark model bโ€ฆ

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Dynamical magnetism in the disordered cubic lattice material $\gamma$-${\rm Ba}_{3}{\rm CoNb}_{2}{\rm O}_{9}$

Fanjun Xu, Ralf Feyerherm, Cecilie Glittum, Thomas J. Hicken, Hubertus Luetkens, Jonas A. Krieger, Cintli Aguilar-Maldonado, Sven Luther, Lucy K. Saunders, Clemens Ritter, Peter Fouquet, Margarita Russina, Karel Prokes, A.T.M. Nazmul Islam, Bella Lake ยท 2026

$\gamma$-${\rm Ba}_{3}{\rm CoNb}_{2}{\rm O}_{9}$ realizes a disordered simple-cubic spin-$1/2$ lattice in which Co$^{2+}$ ions randomly occupy one third of the sites, placing the system close to the sโ€ฆ

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System Size Dependence of Collisionless Reconnection Rate

Yi-Min Huang, Naoki Bessho, Li-Jen Chen, Judith T. Karpen, Amitava Bhattacharjee ยท 2026

It is a widely accepted paradigm that collisionless magnetic reconnection proceeds at a universal fast rate of $\sim0.1$ when normalized to a properly defined reconnecting magnetic field and Alfv\'en โ€ฆ

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Competition and coexistence of superconductivity and nematic order in a two-dimensional electron gas with quadrupolar interactions

Nei Lopes, Guilherme da Silva do Vale, Daniel G. Barci ยท 2026

We investigate the interplay between superconductivity and nematic order in a two-dimensional electron gas with competing pairing and quadrupolar forward-scattering interactions. The model includes boโ€ฆ

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Multiparticle production in electron-positron annihilation

E. S. Kokoulina ยท 2026

Multiparticle production in hadron and lepton interactions still attracts our attention. Simulation by using Monte Carlo event generators is performed before planning any experiment. But it often overโ€ฆ

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Stellar feedback SPICEs up [C II] emission in the first galaxies

Aniket Bhagwat, Tiago Costa, Benedetta Ciardi, Fabrizio Arrigoni Battaia ยท 2026

The bright [C II] 158 micron line is widely used to trace star-forming gas and feedback-driven outflows in high-redshift galaxies. Using the SPICE simulations, we investigate how bursty versus smooth โ€ฆ

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New constraints on stellar feedback through [O III] emission: interpreting ALMA and JWST observations with SPICE simulations

Benedetta Casavecchia, Aniket Bhagwat, Benedetta Ciardi, Celine Peroux, Tiago Costa ยท 2026

ALMA and JWST have recently detected emission lines from the interstellar medium of star-forming galaxies during the Epoch of Reionization, reaching redshifts up to z = 14. Among these, [OIII] lines pโ€ฆ

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Exponentially-improved effective descriptions of physical bosonic systems

Varun Upreti, Nicolas Quesada, Ulysse Chabaud ยท 2026

The effective description of a bosonic quantum system identifies the minimum finite dimension required to capture its essential dynamics. This effective dimension plays an important role in the compleโ€ฆ

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