Expertini Research Research

Browse Research Papers

135,435+ open-access research outputs.

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

When JIMWLK evolution really matters: the example of incoherent diffraction

T. Lappi, D.N. Triantafyllopoulos ยท 2026

We consider high energy scattering in the effective theory of the Color Glass Condensate. The most convenient degrees of freedom are Wilson lines encoding multiple gluon exchanges, whose evolution witโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

A Comprehensive Analysis of Accuracy and Robustness in Quantum Neural Networks

Ban Q. Tran, Duong M. Chu, Hai T.D. Pham, Viet Q. Nguyen, Quan A. Pham, Susan Mengel ยท 2026

Quantum Machine Learning (QML) has recently emerged as a highly promising research frontier. Within this domain, Quantum Neural Networks (QNNs),characterized by Variational Quantum Circuits (VQCs) at โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Implementation of the hybrid exchange-correlation functionals in the SIESTA code

Yann Pouillon, Bill Clintone Oyomo, James Sifuna, Maria Camarasa-Gomez, Xinming Qin, Carlos Beltran, Fernando Gomez-Ortiz, Honghui Shang, Javier Junquera ยท 2026

We present an efficient and accurate implementation of hybrid exchange-correlation (XC) functionals in the SIESTA code, enabling large-scale simulations based on Hartree-Fock-type exact exchange combiโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Domain-induced control of latent heat in freestanding BaTiO$_3$ membranes

Tapas Bar, David Pesquera, Arnau Villalobos-Martin, Cristian Rodriguez-Tinoco, Umair Saeed, Kumara Cordero-Edwards, Jessica Padilla, Jose Manuel Caicedo Roque, Jose Santiso, Pol Lloveras, Leo Boron, Igor Lukyanchuk, Gustau Catalan, Javier Rodriguez-Viejo ยท 2026

Thin ferroelectric BaTiO$_3$ films often exhibit continuous transitions instead of the first-order behavior of bulk crystals, a discrepancy usually attributed to epitaxial strain or dimensionality. Usโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Iterative warm-start optimization with quantum imaginary time evolution

Phillip C. Lotshaw, Titus Morris, Stuart Hadfield, Ryan Bennink ยท 2026

Approximate combinatorial optimization is a promising use case for quantum computers. The quantum optimization algorithms often employ a fixed ansatz that evolves an unbiased initial state towards staโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Accelerating finite-element-based projector augmented-wave density functional theory calculations with scalable GPU-centric computational methods

Kartick Ramakrishnan, Phani Motamarri ยท 2026

Accurate large-scale Kohn-Sham density functional theory (DFT) calculations are essential for modeling complex material systems, including interfaces, defects, nanoclusters, and twisted two-dimensionaโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Brightenings AnD Polarity Inversion Tracking (BADPIT) method for studying solar active region evolution before major solar flares

Augustin Andre-Hoffmann, Marianna B. Korsos, Alexander Nindos, Spiros Patsourakos, Manolis K. Georgoulis, Robertus Erdelyi ยท 2026

This study investigates the relationship between extreme ultraviolet (EUV) transient brightenings (TBs) and the onset of GOES X-class solar flares in active regions (ARs). We introduce the Brighteningโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

$\mathcal{H}$olographic $\mathcal{N}$aturalness and Information See-Saw Mechanism for Neutrinos

Andrea Addazi, Giuseppe Meluccio ยท 2026

The microscopic origin of the de Sitter entropy remains a central puzzle in quantum gravity related to the cosmological constant problem. Within $\mathcal{H}$olographic $\mathcal{N}$aturalness, we proโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

$\mathcal{H}$olographic $\mathcal{N}$aturalness and Pre-Geometric Gravity

Andrea Addazi, Salvatore Capozziello, Giuseppe Meluccio ยท 2026

The cosmological constant (CC, $\Lambda$) problem represents a remarkable discrepancy of about 120 orders of magnitude between the observed dark energy and its natural expectation from quantum field tโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Nature and nurture: the dynamical ages of in situ and accreted globular clusters in the Milky Way

Eugenio Carretta (INAF - Osservatorio di Astrofisica e Scienza dello Spazio di Bologna) ยท 2026

The bifurcated age-metallicity relation of globular clusters (GCs) in the Milky Way (MW) shows that GCs are either originated in situ or accreted into the Galaxy from former satellites of the MW. The โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

JOYS+ analyses of OCN$^-$, N$_2$O, NO, and complex cyanides in ices -- Thermal processing results in modest enhancement of OCN$^-$ ice

P. Nazari, N. Brunken, Y. Chen, K. Slavicinska, E. F. van Dishoeck, W. R. M. Rocha, A. C. A. Boogert, M. G. Navarro, V. J. M. Le Gouellec, L. Francis, L. Tychoniec, A. Caratti o Garatti, C. Gieser, T. P. Greene, P. J. Kavanagh ยท 2026

Nitrogen-bearing molecules are more difficult to observe than oxygen-bearing ones, mainly due to the lower abundance of nitrogen in the interstellar medium. Therefore, the formation pathways of many oโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

From short-lived to long-lived clouds: impact of star formation models on giant molecular cloud evolution in simulations of an NGC 300-like galaxy

Daniel Han, Taysun Kimm, Cheonsu Kang, Jaehyun Lee, Harley Katz, Joki Rosdahl ยท 2026

Multi-wavelength observations of molecular and ionized gas indicate that GMCs are short-lived, generally dispersing within one or two dynamical timescales. To investigate the physical origin of these โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Explainable AI for Jet Tagging: A Comparative Study of GNNExplainer, GNNShap, and GradCAM for Jet Tagging in the Lund Jet Plane

Pahal D. Patel, Sanmay Ganguly ยท 2026

Graph neural networks such as ParticleNet and transformer based networks on point clouds such as ParticleTransformer achieve state-of-the-art performance on jet tagging benchmarks at the Large Hadron โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

QCalEval: Benchmarking Vision-Language Models for Quantum Calibration Plot Understanding

Shuxiang Cao, Zijian Zhang, Abhishek Agarwal, Grace Bratrud, Niyaz R. Beysengulov, Daniel C. Cole, Alejandro Gomez Frieiro, Elena O. Glen, Hao Hsu, Gang Huang, Raymond Jow, Greshma Shaji, Tom Lubowe, Ligeng Zhu, Luis Mantilla Calderon, Nicola Pancotti, Joel Pendleton, Brandon Severin, Charles Etienne Staub, Sara Sussman, Antti Vepsalainen, Neel Rajeshbhai Vora, Yilun Xu, Varinia Bernales, Daniel Bowring, Elica Kyoseva, Ivan Rungger, Giulia Semeghini, Sam Stanwyck, Timothy Costa, Alan Aspuru-Guzik, Krysta Svore ยท 2026

Quantum computing calibration depends on interpreting experimental data, and calibration plots provide the most universal human-readable representation for this task, yet no systematic evaluation exisโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

$\texttt{cuSkyrmion}$: A CUDA-OpenGL framework for interactive simulation and visualization of nuclei as Skyrmions

Sven Bjarke Gudnason, Paul Leask ยท 2026

We introduce $\texttt{cuSkyrmion}$, a 3-dimensional Skyrme model computation and visualization software, that is written in CUDA C for rapid computation and visualization of especially the arrested Neโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Learning Neural Operator Surrogates for the Black Hole Accretion Code

Matthias Nagele, Cedric Bos, Chester Tan, Christian M. Fromm, Ingo Scholtes, Karl Mannheim ยท 2026

General-relativistic magnetohydrodynamic (GR-MHD) simulations are essential for studying black hole accretion, relativistic jets, and magnetic reconnection, yet their computational cost severely limitโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Global DIC-based sample-detector geometry refinement for accurate EBSD indexing

Claire Griesbach, Dennis M. Kochmann ยท 2026

Electron backscatter diffraction is a powerful tool for mapping crystallographic microstructures. However, the primary crux to improving orientation accuracy and applying the technique to challenging โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

Revealing Laser and Electron Beam Evolution in 10-GeV-class Laser-Plasma Accelerators

H. Tang, A. Picksley, C. Benedetti, R. Li, H. E. Tsai, T. Mandal, E. Park, K. Nakamura, J. Stackhouse, D. Terzani, C. B. Schroeder, J. van Tilborg, J. Osterhoff, C. G. R. Geddes, A. J. Gonsalves ยท 2026

Guiding relativistically intense laser pulses in low-density plasmas enables extended acceleration lengths in laser-plasma accelerators (LPAs), allowing for the production of multi-GeV electron beams.โ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

The Equivalence Principle and Kinematical Structure in the ADM Framework

L. G. Pereira ยท 2026

The relation between uniformly accelerated laboratories and laboratories supported in a gravitational field lies at the conceptual core of the Equivalence Principle, yet its precise kinematical contenโ€ฆ

Read Paper โ†’
Physics Preprint PDF DOI

The mixed-dimensional quantum MacWilliams identity: bounds for codes and absolutely maximally entangled states in heterogeneous systems

David Gonzalez-Lociga, Simeon Ball ยท 2026

As emerging quantum architectures evolve into heterogeneous networks combining different physical substrates, such as qubits for logic and higher-dimensional qudits for robust communication, the tradiโ€ฆ

Read Paper โ†’
โ† Prev Page 6 of 6772 Next โ†’