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๐Ÿ” danel ahman ๐Ÿ“‚ Physics
Showing 528 results for "danel ahman" in Physics
Physics Preprint PDF DOI

Multi-Fidelity Monte-Carlo Estimation of Satellite Drag in Very-Low-Earth Orbit

Jovan Boskovic, Marcel Pfeifer, Andrea Beck ยท 2026

Very-low-Earth orbit drag uncertainty quantification in the rarefied/transitional Knudsen-number regime requires estimating not only the mean drag coefficient but also higher-order moments under atmosโ€ฆ

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Physics Preprint PDF DOI

Data-informed lifting line theory

Arjun Sharma, Jonas A. Actor, Peter A. Bosler ยท 2026

We present a data-driven framework that extends the predictive capability of classical lifting-line theory (LLT) to a wider aerodynamic regime by incorporating higher-fidelity aerodynamic data from paโ€ฆ

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Physics Preprint PDF DOI

Results of the analysis of a survey for young scientists on training quality in HEP instrumentation software and machine learning

Cecilia Borca, Javier Jimenez Pena, David Marckx, Malgorzata Niemiec, Elisabetta Spadaro Norella, Marta Urbaniak (for the ECFA ECR Panel) ยท 2026

A 2021 study by the ECFA Early-Career Researchers Panel revealed that 71% of 334 respondents used open-source software tools in their instrumentation work, yet 70% reported receiving no training for tโ€ฆ

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Physics Preprint PDF DOI

A Modular Datalogger and Slow-Control Platform for Physics Experiments with Time-Series Telemetry and Web Dashboards

D. Tagnani, N. Toniolo, B. Gongora, T. Marchi, A. Goasduff ยท 2026

We present a NIM 2U slow-control system designed for continuous monitoring of environmental and facility parameters during data taking in nuclear physics experiments. The architecture integrates a basโ€ฆ

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Physics Preprint PDF DOI

Is Time Reversal in de Sitter Space a Spontaneously Broken Gauge Symmetry?

Leonard Susskind ยท 2026

I'll begin with some well-deserved acknowledgements: I am grateful to Daniel Harlow for discussions of time-reversal holonomies. I have also benefited from a long ongoing correspondence with Edward Wiโ€ฆ

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Physics Preprint PDF DOI

Thermal modeling of runaway electron induced damage in the SPARC tokamak

T. Rizzi, K. Paschalidis, S. Ratynskaia, P. Tolias, I. Ekmark, M. Hoppe, R.A. Tinguely, A. Feyrer, T. Looby ยท 2026

The integrity of plasma-facing components (PFCs) in tokamaks is critically challenged by transient events such as runaway electron (RE) impacts. We report the first systematic analysis of the thermal โ€ฆ

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Physics Preprint PDF DOI

Observational insights into Sr I 4607 \AA\ scattering polarization with DKIST/ViSP

Franziska Zeuner, Ernest Alsina Ballester, Luca Belluzzi, Roberto Casini, David M. Harrington, Tanausu del Pino Aleman, Javier Trujillo Bueno ยท 2026

Scattering polarization signals in the Sr I 4607 \AA\ spectral line are among the strongest originating from the solar photosphere, offering a powerful diagnostic of tangled magnetic fields in the 3--โ€ฆ

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Physics Preprint PDF DOI

Spectroscopic analysis and RHD modeling of the first Ca II H and H-epsilon flare spectra from DKIST/ViSP

Cole Tamburri, Adam Kowalski, Gianna Cauzzi, Maria Kazachenko, Alexandra Tritschler, Rahul Yadav, Ryan French, Yuta Notsu, Kevin Reardon, Isaiah Tristan ยท 2026

We analyze decay phase observations of the GOES class C6.7 flare SOL2022-08-19T20:31 by the Visible Spectropolarimeter (ViSP) on the National Science Foundation's Daniel K. Inouye Solar Telescope (DKIโ€ฆ

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Physics Preprint PDF DOI

Pulsars and Millisecond Pulsars III: Tracing Compact Object Dynamics in Globular Clusters with NBODY6++GPU

M. Rah, R. Spurzem, F. Flammini Dotti, A. Mickaelian ยท 2026

Neutron stars in globular clusters follow complex evolutionary pathways shaped by binary interactions, mass transfer, and dynamical exchanges. Direct N-body simulations such as NBODY6++GPU successfullโ€ฆ

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Physics Preprint PDF DOI

Assessment of DKIST/VTF Capabilities for the Detection of Local Acoustic Source Wavefronts

Corinne Morrell, Mark P. Rast, Shah Mohammad Bahauddin, Ivan Milic ยท 2026

Recent studies have demonstrated that temporal filtering can successfully identify local-acoustic-source wavefronts in radiative magnetohydrodynamic simulations of the solar photosphere. Extending thiโ€ฆ

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Physics Preprint PDF DOI

Noisy Analysis of Quantum SMOTE on Condition Monitoring and Fault Classification in Industrial and Energy Systems

Amit S. Patel, Himanshukumar R. Patel, Bikash K. Behera ยท 2026

Imbalanced datasets are a fundamental issue in industrial condition monitoring and fault classification pipelines, causing classical machine learning models to overfit the majority classes while failiโ€ฆ

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Physics Preprint PDF DOI

Measurement of the LCLS-II dark current using the LDMX Trigger Scintillator Prototype

Elizabeth Berzin, Lene Kristian Bryngemark, Robert Craig Group, Joesph Kaminski, Timothy Nelson, Rory O'Dwyer, Jessica Pascadlo, Emrys Peets, Benjamin Reese, Lauren Tompkins, Kieran Wall, Andrew Whitbeck ยท 2026

The Light Dark Matter eXperiment (LDMX) is a proposed fixed-target missing momentum search for sub-GeV thermal relic dark matter. LDMX aims to probe thermal dark matter targets with 1016 electrons on โ€ฆ

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Physics Preprint PDF DOI

Machine-learned potential for amorphous Indium-Tin-Oxide alloys

Shuaiyang Guo, Yuan Wang, Wei Zhang ยท 2026

Machine-learned potential-driven molecular dynamics (MLMD) simulations are of great value in guiding the design and optimization of memory devices. Amorphous indium-tin-oxide (ITO) is widely used as tโ€ฆ

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Physics Preprint PDF DOI

Collective behaviors of an electron gas in the mean-field regime

Dong Hao Ou Yang ยท 2025

In this paper, we study the momentum distribution of an electron gas in a $3$-dimensional torus. The goal is to compute the occupation number of Fourier modes for some trial state obtained through ranโ€ฆ

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Physics Preprint PDF DOI

Understanding Solar Flares and Energetic Events: Open questions, observational requirements, and instrumental needs over the coming decade

Malcolm K. Druett, Graham S. Kerr, Joel C. Allred, Philippa K. Browning, Giulio Del Zanna, Jaroslav Dudik, Robertus Erdelyi, Andrzej Fludra, David R. Graham, Hamish A. S. Reid, Laura A. Hayes, Sarah A. Matthews, James A. McLaughlin, Christopher M. J. Osborne, Alex G. M. Pietrow, Vanessa Polito, Alex J. B. Russell, Peter F. Wyper ยท 2025

Solar flares are the largest energy-release events in the Solar System, allowing us to study fundamental physical phenomena under extreme conditions. Those include magnetic reconnection, particle acceโ€ฆ

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Physics Preprint PDF DOI

Carbogels for sustainable and scalable thermoelectric applications

Shoeb Athar, Jeremy Guazzagaloppa, Fabrice Boyrie, Cedric Huillet, Philippe Jund ยท 2025

Thermoelectric generators (TEGs) based on commercially used thermal super-insulating materials can facilitate sustainable and large-scale ambient waste heat recovery while bequeathing an added economiโ€ฆ

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Physics Preprint PDF DOI

Wave energy conversion by floating and submerged piezoelectric bimorph plates

Zachary J. Wegert, Ben Wilks, Ngamta Thamwattana, Vivien J. Challis, Santanu Koley, Michael H. Meylan ยท 2025

Gaining insight into the interaction between flexible piezoelectric structures and ocean waves can inform the development of compact, high-efficiency wave-energy converters that harvest renewable enerโ€ฆ

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Physics Preprint PDF DOI

Small-scale bright point characteristics at high-resolution with the Daniel K. Inouye Solar Telescope

Peter H. Keys, Ryan J. Campbell, Dylan K. J. Magill, Mateus A. Keating, Mihalis Mathioudakis, David B. Jess, Damian J. Christian, Arthur Berberyan, Samuel D. T. Grant, Shahin Jafarzadeh, Marco Stangalini, Robertus Erdelyi ยท 2025

Bright points (BPs) are small-scale, dynamic features that are ubiquitous across the solar disc and are often associated with the underlying magnetic field. Using broadband photospheric images obtaineโ€ฆ

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Physics Preprint PDF DOI

Nonlinear Unsteady Vortex-Lattice Vortex-Particle Method with Adaptive Wake Conversion for Rotorcraft Aerodynamics

Jinbin Fu, Eric Laurendeau ยท 2025

Nonlinear unsteady vortex lattice-vortex particle methods (NL-UVLM-VPM) provide medium-fidelity predictions of rotorcraft aerodynamics with explicit three-dimensional wake representations at a moderatโ€ฆ

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Physics Preprint PDF DOI

Ubiquitous high-frequency waves and disturbances in the active region corona observed with DKIST/Cryo-NIRSP

Momchil E. Molnar, Richard Morton, Alin Paraschiv, Chris Gilly, Steven R. Cranmer, Kevin Reardon, Thomas Schad ยท 2025

The plasma of the solar corona harbors a multitude of coronal wave modes, some of which could be dissipated to provide the required energy and momentum to heat the corona and accelerate the solar windโ€ฆ

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