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Showing 3326 results for "david marsh" in Physics · Preprint
Physics Preprint PDF DOI

Stabilisation of NV centres in diamond nanopillars at low temperature

Ravi Kumar, Saksham Mahajan, Felix Donaldson, Leonardo Santoni, Aysha A. Riaz, Gediminas Seniutinas, Felipe Favaro de Oliveira, Anna Regoutz, Fabrizia Foglia, Siddharth Dhomkar, John J.L. Morton · 2026

Degradation of near surface nitrogen vacancy (NV) centers in diamond under optical illumination has restricted their deployment in applications such as scanning NV magnetomety, particularly under hars…

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Physics Preprint PDF DOI

Quantum Compressed Sensing Enables Image Classification with a Single Photon

Yanshan Fan, Jianyong Hu, Shuxiao Wu, Zhixing Qiao, Guosheng Feng, Changgang Yang, Jianqiang Liu, Ruiyun Chen, Chengbing Qin, Guofeng Zhang, Liantuan Xiao, Suotang Jia · 2026

Image classification is a core task of intelligent sensing, conventionally follows a sequential imaging then processing pipeline. However, redundant high-dimensional image reconstruction is inherently…

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Physics Preprint PDF DOI

An archive of reduced and telluric-corrected CRIRES+ L- and M-band spectra with slit-tilt and wavelength calibrations

Thomas Marquart, Alexis Lavail · 2026

The high-resolution near-infrared spectrograph CRIRES+ at ESO VLT covers the Y, J, H, K, L and M bands. The U-Ne and Fabry-Perot calibration light sources, however, only work up to the K-band, leaving…

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Physics Preprint PDF DOI

ECLAIRs: the SVOM high-energy transient trigger camera

O. Godet, J.-L. Atteia, S. Schanne, C. Lachaud, A. Goldwurm, F. Piron, Ph. Guillemot, C. Amoros, W. Bertoli, L. Bouchet, M. C. Charmeau, F. Chteau, B. Cordier, N. Dagoneau, F. Daly, J.-P. Dezalay, J. Galezzi, A. Givaudan, A. Gros, M. Karakac, K. Lacombe, H. Leprovost, S. Maestre, K. Mercier, H. Pasquier, L. Perraud, R. Pons, D. Rambaud, O. Simonella, T. Tourrette, H. Triou, V. Waegebaert, P. Bacon, T. Barlyaeva, N. Bellemont, M.-G. Bernardini, M. Brunet, F. Cangemi, C. Cavet, A. Coleiro, D. Corre, F. Daigne, A. Foisseau, O. Gevin, S. Guillot, U. Jacob, F. Lacreu, S. Le Stum, P. Maeght, T. Maiolino, A. Maolo, G. Tcherniatinksy, J. Wang, H. Yang · 2026

The core instrument of the SVOM Gamma-ray burst mission launched in June 2024 is the 4-150 keV 2-D coded mask camera ECLAIRs responsible for the autonomous trigger and localization of transient events…

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Physics Preprint PDF DOI

Systematic Investigation of Acceptor Removal in HPK LGADs with Modified Gain Layers

Yua Murayama, Mahiro Kobayashi, Tomoka Imamura, Koji Nakamura, Issei Horikoshi, Koji Sato, Masato Terada, Minoru Hirose, Tatsuya Masubuchi, Sayuka Kita · 2026

Low-Gain Avalanche Diodes (LGADs) are fast silicon sensors with internal charge multiplication and are key candidates for precision timing layers in future high-energy hadron colliders. Their operatio…

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Physics Preprint PDF DOI

Development and Performance Study of Vertical GaN $\alpha$-Particle Detector with High Energy Resolution

Minjie Ye, Yuzi Yang, Jiangtao Wei, Weilong Qin, Hao Hong, Dong Han, Jianping Ni, Zhiyi Liu, Po-Chung Huang, Cheng-Chang Yu, Chao-Yi Fang, Entsai Lin, Zewen Liu, Shaomin Chen · 2026

High-energy-resolution GaN $\alpha$-particle detectors have significant potential for space radiation, nuclear instrumentation, and harsh-environment applications. However, existing GaN $\alpha$-parti…

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SCAT Data Release 1: 1810 optical spectra of 1330 transients

Michael A. Tucker, Mark E. Huber, Benjamin J. Shappee, Jason T. Hinkle, Willem B. Hoogendam, Charlotte R. Angus, Chris Ashall, Katie Auchettl, Kenneth C. Chambers, Dhvanil D. Desai, Aaron Do, Joseph Ghammashi, Catherine J. Grier, Joanna Herman, Thomas de Jaeger, Jodie Kiyokawa, Thomas B. Lowe, Eugene A. Magnier, Anna V. Payne, Sara Romagnoli, David Rubin · 2026

We present the first data release (DR1) of the Spectroscopic Classification of Astronomical Transients (SCAT) survey, covering the first $\approx 5$ years of observations (March 2018 - January 2023). …

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Physics Preprint PDF DOI

Understanding HWO's Field of Regard and Characterization Requirement Trade Space with a Dynamic Observation Scheduling Algorithm

Corey Spohn, Christopher C. Stark, Dmitry Savransky, Natasha Latouf · 2026

The Habitable Worlds Observatory (HWO) aims to image and characterize at least 25 ExoEarth candidates (EECs). Achieving this goal requires a detailed understanding of the observatory's design trade sp…

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Meshless $h$-adaptive Solution for non-Newtonian Natural Convection in a Differentially Heated Cavity

Miha Rot, Gregor Kosec · 2026

One of the main challenges in numerically solving partial differential equations is finding a discretisation for the computational domain that balances the accurate representation of the underlying fi…

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Amorphous Nanoconfinement Enables Self-sustaining Sabatier Reaction at Ambient Conditions

Zhiyong Qiu, Cheng Li, Jinzhen Yang, Fangkun Sun, Zheng Zhang, Canwen Yu, Weizheng Cai, Liang Guo, Yutong Gong, Junjie Wang, Meng Danny Gu, Jiazhen Wu · 2026

The Sabatier reaction, the catalytic hydrogenation of CO2 into CH4, offers a cornerstone for carbon capture and utilization, and in-situ resource utilization during space exploration; however, it face…

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Physics Preprint PDF DOI

Planetary Exploration 3.0: A Roadmap for Software-Defined, Radically Adaptive Space Systems

Masahiro Ono, Daniel Selva, Morgan L. Cable, Marie Ethvignot, Margaret Hansen, Andreas M. Hein, Elena-Sorina Lupu, Zachary Manchester, David Murrow, Chad Pozarycki, Pascal Spino, Amanda Stockton, Mathieu Choukroun, Soon-Jo Chung, John Day, Alexander Demagall, Anthony Freeman, Chloe Gentgen, Michel D. Ingham, Charity M. Phillips-Lander, Richard Rieber, Alejandro Salado, Maria Sakovsky, Lori R. Shiraishi, Yisong Yue, Kris Zacny · 2026

The surface and subsurface of worlds beyond Mars remain largely unexplored. Yet these worlds hold keys to fundamental questions in planetary science - from potentially habitable subsurface oceans on i…

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Physics Preprint PDF DOI

Seeing at Timau National Observatory Based on ERA5 Dataset

Rhorom Priyatikanto, Gerhana P. Putri, Clara Y. Yatini, Isfahani Rusyda, Evan I. Akbar, Agustinus G. Admiranto, Ferdhiansyah Noor, Siti Maryam, Elyyani, Abd Rachman · 2026

Understanding the seeing conditions is crucial for astronomical observations using a ground-based telescope. This study analyzes long-term atmospheric data (2002-2021) from the ERA5 dataset to assess …

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Physics Preprint PDF DOI

Asteroid Mining to Sustain a Mars Colony: A Logistics Point of View

Serena Suriano, Shamil Biktimirov, Dmitry Pritykin, Anton Ivanov · 2026

Asteroid mining can become an enabling technology to establish a sustainable manned colony on Mars, which requires metallic materials more often than they are readily available in shipments from Earth…

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Physics Preprint PDF DOI

Mapping the CMB with QUBIC spectral imaging

Alexandre Huchet, Tom Laclavere, Leonora Kardum · 2026

QUBIC, the Q & U Bolometric Interferometer for Cosmology, is a telescope that observes the polarisation of the sky in the millimetre-wavelength range. Its goal is to detect the primordial B-modes of p…

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Quasi-periodic pulsations and three-dimensional magnetic reconnection during 2022 March 31 flare observed by IRIS & STIX

Juraj Lorincik, Hannah Collier, Vanessa Polito, Laura A. Hayes, William H. Ashfield IV, Nabil Freij · 2026

Apparent slipping motions of flare ribbon kernels and the formation of hard X-ray (HXR) footpoints are important signatures of magnetic reconnection in solar flares. Ultraviolet (UV) and HXR ribbon em…

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Physics Preprint PDF DOI

Automated Classification of Plasma Regions at Mars Using Machine Learning

Yilan Qin, Chuanfei Dong, Hongyang Zhou, Chi Zhang, Kaichun Xu, Jiawei Gao, Simin Shekarpaz, Xinmin Li, Liang Wang · 2026

The plasma environment around Mars is highly variable because it is strongly influenced by the solar wind. Accurate identification of plasma regions around Mars is important for the community studying…

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Physics Preprint PDF DOI

Probing Coronal Activity Using Radio Signals Based on the 2021 superior conjunction of Mars: the Downlink Data from Tianwen-1

Yu-Chen Liu, De-Qing Kong, Song Tan, Zi-Han Zhao, Zan Wang, Dong-Hao Liu, Xin-Ying Zhu, Yan Su, Hong-Bo Zhang · 2026

During the first superior conjunction of the Tianwen-1 Mars probe in October 2021, its downlink signal received by the Wuqing 70-m radio telescope passed within 4.53 solar radii of the Sun. The signal…

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Physics Preprint PDF DOI

Rotating Thin Shells in Einstein-Gauss-Bonnet Gravity

Joao D. Alvares, Tiago V. Fernandes · 2026

A rotating metric solution in Einstein-Gauss-Bonnet gravity with a negative cosmological constant was recently found in the Chern-Simons point. We construct a rotating thin shell gluing two spacetimes…

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Physics Preprint PDF DOI

A Ring of Fire Orphan {\gamma}-Ray Flare in the Neutrino Candidate 3C 120

E. Traianou, G. Bruni, J. Rodi, G. F. Paraschos, S. G. Jorstad, A. P. Marscher, A. Lahteenmaki, M. Tornikoski, J. Tammi, I. Agudo · 2026

We present 43\,GHz VLBI observations of the radio galaxy 3C~120 during its brightest $\gamma$-ray outburst (March 2018), recently associated with the IceCube neutrino alert IC-180213A. Despite reachin…

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Physics Preprint PDF DOI

Impact of Observational and Modelling Assumptions on Intergalactic Magnetic Field Constraints from TeV Gamma-Ray Bursts with the Cherenkov Telescope Array Observatory

Teneman Keita, Renaud Belmont, Thierry Stolarczyk · 2026

The Intergalactic Magnetic Field (IGMF), permeating cosmic voids, is thought to be a relic of primordial magnetic fields generated in the early Universe and that gave rise to all astrophysical magneti…

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