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

Introducing the Correlation Concentration Ratio (CCR): Quantitative Framework for Comparing Quantum Cluster States

Amin Ahadi, Saman Sarshar ยท 2026

In this paper, numerical simulations of four-mode continuous-variable cluster states with different topologies in the framework of measurement-based quantum computation are presented. By utilizing theโ€ฆ

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Parametric Resonance in $\phi^4$ Preheating: An Exact Numerical Study

Hrisikesh Thakur, Malay K. Nandy ยท 2026

Preheating after inflation proceeds through parametric resonance, leading to efficient particle production in scalar field models. In this work, we investigate the structure of parametric resonance inโ€ฆ

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Coherence dynamics in quantum many-body systems with conservation laws

Sreemayee Aditya, Emanuele Tirrito, Piotr Sierant, Xhek Turkeshi ยท 2026

We study how conservation laws shape the spreading of quantum coherence in many-body dynamics. Focusing on $U(1)$-symmetric random circuits, charge-and-dipole conserving circuits, as well as ergodic Hโ€ฆ

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Assessing EMRI Detectability of the Rotating Quantum Oppenheimer-Snyder Black Hole

Dan Zhang, Shulan Li, Guoyang Fu, Jian-Pin Wu ยท 2026

This letter presents an assessment of quantum gravity effects on extreme-mass-ratio inspirals (EMRIs) for the rotating quantum Oppenheimer-Snyder (qOS) black hole. Employing the adiabatic evolution, wโ€ฆ

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A graph-based Neural Network surrogate model for accelerating semi-analytical model of galaxy formation and evolution

Xuejie Li, Zhongxu Zhai, Xiaohu Yang, Andrew Benson, Yun Wang ยท 2026

Understanding how galaxy populations emerge and evolve from the growth of dark matter structure is a central challenge in galaxy formation theory. Semi-analytic models (SAMs) provide an efficient framโ€ฆ

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An Analysis of Commutation-Based Trotter Ordering Strategies on Heisenberg-Style Hamiltonians

Reuben Tate, Shamminuj Aktar, Stephan Eidenbenz ยท 2026

Trotterization is a technique that allows one to approximate a time evolution of a Hamiltonian by repeatedly evolving the individual terms of the Hamiltonian one-at-a-time for small time durations. Boโ€ฆ

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Analysis of a Septuple Open Cluster System and Its Extended Family in Gaia DR3

Muhammad Akmal Husain, Ferdinand, Mochamad Ikbal Arifyanto, Muhammad Irfan Hakim ยท 2026

A rare multiple open cluster system has been analyzed using Gaia DR3 astrometry and photometry data. Using Agglomerative Hierarchical clustering and Bayesian-HDBSCAN, we identify a compact core consisโ€ฆ

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Quantitative Evaluation of Forward and Backward Scattering in Isotropic Turbulence via H\"anggi--Klimontovich and It\^o Stochastic Processes

Nicola de Divitiis ยท 2026

This work evaluates the magnitude of the turbulent energy cascade in terms of forward and backward scattering by modeling the "stretch and fold" mechanism through a drift-free Hanggi-Klimontovich stocโ€ฆ

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How fast can a quantum gate be? Exact speed limits from geometry

Hunter Nelson, Edwin Barnes ยท 2026

The speed of quantum evolution is limited under finite energy resources. While most quantum speed limits (QSLs) are formulated in terms of quantum states, they can be extended to the evolution operatoโ€ฆ

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Current Unsolved Problems in Planetary Nebulae Research

Sun Kwok, Bruce Balick, You-Hua Chu, Bruce J. Hrivnak, Alberto Lopez, Quentin Parker, Raghvendra Sahai, Albert Zijlstra ยท 2026

While there has been significant progress in our understanding of the origin and evolu-tion of planetary nebulae in the last 50 years, there remain several unsolved problems. These include the true 3Dโ€ฆ

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KilonovaSCORER: Prior-Predictive Scoring of Kilonovae for Real-Time Multimessenger Follow-Up

P. Darc, C. D. Kilpatrick ยท 2026

Real-time ranking of optical transient candidates during gravitational-wave (GW) and multimessenger follow-up is challenging when only sparse early-time, multi-band photometry is available.We present โ€ฆ

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Passage of particles through matter and the effective straggling-function: High-fidelity accelerated simulation via Physics-Informed Machine Learning

Oleksandr Borysov, Rotem Dover, Eilam Gross, Nilotpal Kakati, Noam Tal Hod ยท 2026

High-fidelity simulation of particle-matter interactions provides the essential theoretical reference for diverse physics disciplines, yet generating synthetic datasets at the scale of current and futโ€ฆ

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Cosmological evolution of interacting dark energy with a CPL equation of state

Gerald Neumann, Nelson Videla, Dorian Araya ยท 2026

This paper examines interacting dark energy models within the Chevallier-Polarski-Linder (CPL) parametrization, emphasizing both theoretical structure and observational viability. Two commonly adoptedโ€ฆ

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No cloning with unitary scaling

Dafa Li ยท 2026

It is known that the classical information like strings of bits can be copied. In 1982, Wootters and Zurek proposed the quantum no-cloning principle [1]. No-cloning principle says that it is impossiblโ€ฆ

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Dynamical masses of young stellar objects with the VLBA: DYNAMO-VLBA: Radio binary stars in Orion

Sergio A. Dzib, Jazmin Ordonez-Toro, Laurent Loinard, Marina Kounkel, Gisela Ortiz-Leon, Phillip A. B. Galli, Luis F. Rodriguez, Amy J. Mioduszewski, Josep M. Masque, Eoin O'Kelly, Jan Forbrich, Karla Moo-Herrera ยท 2026

We present results from a multi-epoch Very Long Baseline Array (VLBA) survey conducted as part of the DYNAMO-VLBA project, aimed at measuring the dynamical masses of young stellar systems in the Orionโ€ฆ

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Supermassive stars with embedded stellar black hole cores: dense assembling star clusters as faint multiple Little Red Dot systems

Antti Rantala ยท 2026

Numerical simulations have established that star clusters with densities comparable to the high redshift ($z>6$-$10$) James Webb Space Telescope (JWST) proto globular clusters may build up extremely mโ€ฆ

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The abundance and radial distribution of faint and ultra-faint dwarfs in galaxy clusters

Pradyumna Sadhu, Laura V. Sales, Julio F. Navarro, Raphael Errani, Jose Benavides, Eric W. Peng ยท 2026

Cosmological simulations of galaxy clusters are unable to resolve dwarf galaxies due to limited numerical resolution which drives the artificial disruption of dark matter substructures. We address theโ€ฆ

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String theory in the infrared

Ivano Basile ยท 2026

I briefly summarize a recent research program aiming to probe the landscape of low-energy phases of string theory from a global perspective. Borrowing conceptual lessons from the swampland program, I โ€ฆ

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The Effects of Accretion Feedback on Stellar Evolution in AGN Disks

Alexander J. Dittmann, Matteo Cantiello ยท 2026

Stars embedded in the accretion disks of active galactic nuclei (AGN) can accrete rapidly from their surroundings, dramatically altering their structure and evolution. However, feedback from the releaโ€ฆ

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Thermodynamic Modeling of Pure Elements from 0 K with Uncertainty Quantification using PyCalphad and ESPEI

Alexander Richter, Abdulmonem Obaied, Irina Roslyakova, Boris Wilthan, Allison Beese, Zi-Kui Liu ยท 2026

Thermodynamic modeling of pure elements is the foundation of the CALPHAD modeling of engineering materials. Recently, multiple physics-based models have been proposed to describe Gibbs energy of pure โ€ฆ

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