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๐Ÿ” program evaluation ๐Ÿ“‚ Physics
Showing 135435 results for "program evaluation" in Physics
Physics Preprint PDF DOI

The Singular Behaviour of Ambipolar Diffusion Revealed by 1D Cartesian Solutions

F. Moreno-Insertis, E. R. Priest, D. Nobrega-Siverio ยท 2026

Aims. We seek to (a) study 1D Cartesian ambipolar diffusion near null points; (b) characterise the nonlinear eigenmodes for ambipolar diffusion; (c) propose tests for ambipolar diffusion solvers in MHโ€ฆ

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Peculiar velocities in the $\Lambda$CDM universe

Evanthia Patliaka, Christos G. Tsagas ยท 2026

We present a unified analysis of the linear evolution of peculiar-velocity perturbations in the distribution of pressureless matter after recombination. Our study is carried out within the framework oโ€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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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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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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The Bulge Cluster Origin (BulCO) survey with CRIRES at the ESO-VLT: a chemical screening of the Globular Cluster NGC 6553

A. Bartolomei, L. Origlia, C. Fanelli, L. Chiappino, F. R. Ferraro, B. Lanzoni, C. Pallanca, M. Loriga, M. Cadelano, D. Romano, E. Dalessandro, D. Massari, E. Valenti ยท 2026

In this paper we present the chemical screening of the stellar population belonging to the globular cluster NGC 6553 in the Galactic bulge. This study has been conducted in the contest of the Bulge Clโ€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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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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Optimal paths across potentials on scalar field space

Saskia Demulder, Dieter Lust, Carmine Montella, Thomas Raml ยท 2026

Motivated by the Swampland Distance Conjecture, we study distances in field space using the framework of Optimal Transport. The associated optimisation problem naturally leads to a notion of distance โ€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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Contracting Tensor Networks with Generalized Belief Propagation

Joseph Tindall, Grace M. Sommers, Hilbert Kappen ยท 2026

Recent years have seen a growing interest in the use of belief propagation - an algorithm originally introduced for performing statistical inference on graphical models - for approximate, but highly eโ€ฆ

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Non-Abelian Particle-Loop, Fracton, and Planon Condensation in Cage-Net Models

Yifei Wang, Yu Zhao, Yingcheng Li, Hao Song, Yidun Wan ยท 2026

We present a framework for non-Abelian p-loop, fracton, and planon condensation in 3+1 dimensions by constructing extended cage-net fracton models using decoupled layers of the Hu-Geer-Wu (HGW) stringโ€ฆ

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Connecting the dusty dots: dust depletion and extinction of local interstellar clouds

T. Ramburuth-Hurt, A. De Cia, J.-K. Krogager, C. Ledoux, A. J. Fox ยท 2026

Investigating the chemical complexity of the interstellar medium (ISM) is key for understanding its physical nature and evolution. In this work, we study parsec-scale interstellar dust clouds in the nโ€ฆ

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Operating a contextual Stern-Gerlach apparatus

Th. K. Mavrogordatos ยท 2026

We propose a contextual cavity/circuit QED analogue and extension of the Stern-Gerlach experiment, where the pseudo-spin of a two-state `atomic' transition plays the role of the ``spin'', while the reโ€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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Improved Electrochemical Performance and Diffusion kinetics by Boron-doping in Na$_{0.66}$Mn$_{0.8}$Fe$_{0.2}$O$_{2}$ Layered Cathodes for Sodium-Ion Batteries

Jayashree Pati, P. Senthilkumar, Deepak Seth, Riya Gulati, Manish Kr. Singh, Madhav Sharma, Anita Dhaka, M. Ali Haider, Rajendra S. Dhaka ยท 2026

We report the electrochemical investigation and study the diffusion kinetics of boron doped Na$_{0.66}$Mn$_{0.8}$Fe$_{0.2}$O$_{2}$ (B-NMFO) cathode materials for sodium-ion batteries. Notably, the B-Nโ€ฆ

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