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๐Ÿ” stephen clark ๐Ÿ“‚ Physics
Showing 1230 results for "stephen clark" in Physics
Physics Preprint PDF DOI

Compartment Modelling of Multiphase Reactors using Unsupervised Clustering

Michael Mitterlindner, Maximilian Graber, Regina Kratzer, Markus Reichhartinger, Stefan Radl ยท 2026

Detailed Computational Fluid Dynamics (CFD) simulations are too computationally expensive for the real-time control and design optimization of multiphase flow reactors. To address these limitations, wโ€ฆ

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Physics Preprint PDF DOI

Closing the Loop: Deploying Auto-Generating Digital Twins for Particle Accelerators

A. D. Brynes, M. King, K. R. L. Baker, R. Banerjee, R. Clarke, D. J. Dunning, J. K. Jones, M. Leputa, A. E. Pollard, M. Romanovschi, M. Shaw, N. Ziyan ยท 2026

The simulation of a physical system in a virtual replica, known as a digital twin, is a useful way to interrogate the system non-invasively, providing the ability to perform predictive maintenance andโ€ฆ

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Physics Preprint PDF DOI

Brillouin-Enhanced Photonic Stepped-Frequency Radar

Ziqian Zhang, Ryan L. Russell, Choon Kong Lai, Benjamin J. Eggleton ยท 2026

Photonic stepped-frequency (SF) radar offers high range resolution and only requires low-speed driving electronics, but existing architectures face challenges in achieving low phase noise and uniform โ€ฆ

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Physics Preprint PDF DOI

Sensing of Low-Frequency Electric Fields Using Rydberg EIT within the Fisher Information Framework

Tianyu Zhou, Haipeng Xie, Xin Wang ยท 2026

Rydberg atoms, which possess exceptionally large electric dipole moments, offer a promising route for electric field sensing as well as metrology traceable to the International System of Units (SI); hโ€ฆ

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Physics Preprint PDF DOI

SPARSE -- Efficient High-Resolution SEM Imaging of Rare Microstructural Features Across Large Areas by Selective Rescanning

Tom Reclik, Jan Gerlach, Maximilian A. Wollenweber, Yannis P. Korkolis, Sandra Korte-Kerzel, Ulrich Kerzel ยท 2026

Characterisation of rare microstructural features in scanning electron microscopy (SEM) requires imaging large areas at high resolution. This leads to prohibitively long acquisition times. We present โ€ฆ

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Physics Preprint PDF DOI

Magnetic field alignment with dense cores in the transition between cloud and core scales

Sean Yin, Ayush Pandhi, Rachel Friesen, Simon Coude, Laura Fissel, Sarah Sadavoy, James Di Francesco, Doug Johnstone, Frederick Poidevin, Mehrnoosh Tahani ยท 2026

In a magnetically-dominated model of star formation, we expect to see alignments between the magnetic field orientation of star-forming dense cores and the cloud-scale magnetic field. Pandhi et al. (2โ€ฆ

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Physics Preprint PDF DOI

Quantitative analysis of fluctuating hydrodynamics in uniform shear flow

Hiroyoshi Nakano, Yuki Minami ยท 2026

Many theoretical predictions in fluctuating hydrodynamics under uniform shear flow have lacked precise quantitative verification due to analytical approximations whose quantitative impacts are difficuโ€ฆ

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Physics Preprint PDF DOI

Detection of a Molecular Cloud toward the Heartbeating Gamma-ray Source near the Microquasar SS 433

Tomoharu Oka, Ryo Ariyama, Tatsuya Kotani ยท 2026

We report the detection of a molecular cloud, CO+40.05-2.40, positionally coincident with the "heartbeating" GeV source Fermi J1913+0515 at the northern boundary of the SS 433/W50 system. Millimeter aโ€ฆ

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Physics Preprint PDF DOI

CLARE: Classification-based Regression for Electron Temperature Prediction

Michael Liang, Blake DeHaas, Naomi Maruyama, Xiangning Chu, Takumi Abe, Koh-Ichiro Oyama ยท 2026

Electron temperature (Te) is an important parameter governing space weather in the upper atmosphere, but has historically been underexplored in the space weather machine learning literature. We presenโ€ฆ

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Multimode cavity magnonics in mumax+: from coherent to dissipative coupling in ferromagnets and antiferromagnets

Gyuyoung Park, OukJae Lee, Biswanath Bhoi ยท 2026

Coherent coupling between microwave cavity photons and magnon excitations enables quantum transduction, magnon-mediated entanglement, and magnon number-resolved detection. Micromagnetic simulation of โ€ฆ

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Physics Preprint PDF DOI

Control and synchronization of capillary flows in stepped microchannels

Harsha Desu, Niladri S. Satpathi, Lokesh Malik, Ashis K. Sen ยท 2026

Capillary-driven transport offers a simple, self-sustained alternative to externally pumped microfluidic systems, yet achieving precise control of such flows remains challenging. We experimentally andโ€ฆ

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The LOFAR sub-arcsecond view of the high-redshift radio relic in PSZ2G091.83+26.11

G. Di Gennaro, R. Timmerman, M. Hoeft, F. de Gasperin, R. J. van Weeren, A. Botteon, M. Bruggen, J. M. G. H. J. de Jong, T. W. Shimwell, F. Sweijen, G. Brunetti, R. Cassano, E. De Rubeis, W. Forman, H. J. A. Rottgering, A. Simionescu, H. Ye ยท 2026

Enhanced inverse Compton (IC) losses at high redshift steepen diffuse radio spectra in galaxy clusters, making low-frequency (~100 MHz) observations favorable. However, low-frequency studies often lacโ€ฆ

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Global Magnetohydrodynamic Simulations of Monster Shocks in Neutron Star Magnetospheres

Michael P. Grehan, Bart Ripperda, Andrei M. Beloborodov, Christopher Thompson, Elias R. Most ยท 2026

Waves launched from the neutron star surface or inner magnetosphere propagate through the magnetosphere as small perturbations, but can grow relative to the background magnetic field and steepen into โ€ฆ

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Black holes and bits: A simple path to Bekenstein-Hawking entropy

Jorge Pinochet ยท 2026

In the early 1970s, Jacob Bekenstein discovered that black holes have entropy, which became one of the greatest scientific revolutions of the second half of the 20th century. The objective of this papโ€ฆ

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Super-Resolution Structured-Illumination X-Ray Microscopy based on Fourier Decomposition

Stefan Schwaiger, Lennart Forster, Martin Dierolf, Franz Pfeiffer, Benedikt Gunther ยท 2026

We present a structured-illumination technique for full-field super-resolution transmission X-ray microscopy, which employs Fourier spectral decomposition inspired by established methods in visible-liโ€ฆ

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Physics Preprint PDF DOI

Unveiling and quantifying the topology-dependent pre-melting of nanoparticles

Marthe Bideault, Arnaud Allera, Ryoji Asahi, Jerome Creuze, Erich Wimmer ยท 2026

The melting of metallic nanoparticles is governed by surface pre-melting, a phenomenon traditionally modeled as the isotropic growth of a uniform liquid shell. Challenging this classical view, we repoโ€ฆ

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What does it mean to take the mean? The effect of the averaging scale on the characterization of interstellar turbulence

A. Konstantinou, E. Ntormousi, K. Tassis ยท 2026

In interstellar medium studies, separating ordered and random velocity or magnetic fields is essential for interpreting turbulence in both simulations and observations. We investigate how the choice oโ€ฆ

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Practical quantum tokens: challenges and perspectives

Nadezhda P. Kukharchyk, Holger Boche, Christian Deppe, Kirill G. Fedorov, Martin E. Garcia, Ilja Gerhardt, Rudolf Gross, Thomas Halfmann, Hans Huebl, David Hunger, Wolfgang Kilian, Roman Kolesov, Juliane Kramer, Alexander Kubanek, Kai Muller, Boris Naydenov, Janis Notzel, Anna P. Ovvyan, Wolfram H. P. Pernice, Gregor Pieplow, Cyril Popov, Tim Schroder, Kilian Singer, Janik Wolters ยท 2026

The concept of quantum tokens dates back alongside quantum cryptography to Stephen Wiesner's seminal work in 1983[1]. Already this initial work proposes society-relevant applications such as secure quโ€ฆ

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Direct Visualization of Room-temperature Stair-stepped Quantum Spin Hall States in Bi4Br4

Zhiqiang Hu, Yuqi Zhang, Yuyang Wang, Kebin Xiao, Xiang Li, Zhiwei Wang, Huaixin Yang, Yugui Yao, Qi-Kun Xue, Wei Li ยท 2026

Topological insulators host exotic quantum phenomena such as the quantum spin Hall (QSH) effect, which enables dissipationless one-dimensional edge conduction. Realizing such states at room temperaturโ€ฆ

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CHIMPS2: The physical properties and star formation efficiency of molecular gas in the Central Molecular Zone

S. M. King, T. J. T. Moore, S. N. Longmore, D. J. Eden, J. D. Henshaw, A. J. Rigby, R. Rani ยท 2026

We present Local Thermodynamic Equilibrium (LTE) estimates of the physical properties and star formation efficiency (SFE) of molecular gas in the Central Molecular Zone (CMZ), using new $^{12}$CO $J=2โ€ฆ

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