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Showing 1377 results for "dmitri truhachev"
Physics Preprint PDF DOI

The First Empirical Calibration of the MIR Abundance Diagnostic Ne$_{23}$ with JWST

Noah S. J. Rogers, Evan D. Skillman, Danielle A. Berg, Karla Z. Arellano-Cordova, Richard W. Pogge, Alessandra Aloisi, Leslie K. Hunt, Anne E. Jaskot, Matilde Mingozzi, Ryan J. Rickards Vaught, Karin M. Sandstrom, O. Grace Telford, Macarena G. del Valle-Espinosa ยท 2026

Large surveys of galaxies in the local and high-redshift Universe have, traditionally, relied on the intensity of rest-optical emission lines from metal ions in the Interstellar Medium (ISM) to indireโ€ฆ

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Earth & Environmental Sciences Preprint PDF DOI

The tale of the 3 planets: 3D cloud feedback enhances the spectral diversity of warm Jupiters

Nishil Mehta, Vivien Parmentier, Xianyu Tan, Elspeth K. H. Lee, Tristan Guillot, Matthew M. Murphy, Thomas P. Greene, Thomas G. Beatty, Taylor J. Bell, Jonathan J. Fortney, Michael R. Line, Sagnick Mukherjee, Kazumasa Ohno, Everett Schlawin, Anastasia Triantafillides, Luis Welbanks, Lindsey S. Wiser ยท 2026

JWST has shown a large diversity in warm Jupiter spectra, despite only small variations in the planetary parameters. However, the main driver of this diversity remains unclear. We aim to identify the โ€ฆ

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Earth & Environmental Sciences Preprint PDF DOI

Oxygen and nitrogen isotopologues on cold COCONUTS-2b observed with MIRI/MRS

H. Kuhnle, E. C. Matthews, P. Molliere, P. Patapis, Z. Zhang, E. Nasedkin, D. Gasman, N. Whiteford, H. S. Wang, M. Ravet, G. Chauvin, M. Bonnefoy, D. Barrado, A. M. Glauser, S. P. Quanz ยท 2026

Linking the composition of gas giant planets to their formation paths has long been a goal in exoplanet science. Especially, cold gas giants with temperatures below $\sim$500K have been out of reach fโ€ฆ

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Computer Science Preprint PDF DOI

OpenSOC-AI: Democratizing Security Operations with Parameter Efficient LLM Log Analysis

Chaitanya Vilas Garware, Sharif Noor Zisad ยท 2026

Small and medium sized businesses (SMBs) face an escalating cybersecurity threat landscape, yet most lack the resources to staff full Security Operations Centers (SOCs) or deploy enterprise grade deteโ€ฆ

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Physics Preprint PDF DOI

Decoupling the AGN outflow and star-forming disk kinematics in the nuclear region of NGC 7582 with JWST NIRSpec and MIRI/MRS

Oscar Veenema, Niranjan Thatte, Dimitra Rigopoulou, Ismael Garcia-Bernete, Almudena Alonso-Herrero, Miguel Pereira-Santaella, Anelise Audibert, Enrica Bellocchi, Andrew J. Bunker, Steph Campbell, Francoise Combes, Ric I. Davies, Fergus R. Donnan, Santiago Garcia-Burillo, Omaira Gonzalez Martin, Laura Hermosa Munoz, Erin K. S. Hicks, Sebastian F. Hoenig, Alvaro Labiano, Nancy A. Levenson, Chris Packham, Cristina Ramos Almeida, Claudio Ricci, Rogemar A. Riffel, David Rosario, Taro Shimizu, Lulu Zhang ยท 2026

We present a detailed study of the inner regions of NGC~7582, a nearby Seyfert~2 galaxy, from the Galaxy Activity, Torus and Outflow Survey (GATOS). The galaxy hosts a circumnuclear star-forming disk โ€ฆ

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Computer Science Preprint PDF DOI

SMSI: System Model Security Inference: Automated Threat Modeling for Cyber-Physical Systems

RoYah Radaideh, Ali Khreis ยท 2026

Threat modeling for cyber-physical systems (CPS) remains a largely manual exercise. This project presents SMSI (System Model Security Inference), a hybrid neuro-symbolic pipeline that starts from a Syโ€ฆ

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Computer Science Preprint PDF DOI

Safeguarding Skies: Airport Cybersecurity in the Digital Age

Suphannee Sivakorn, Nuttaya Rujiratanapat, Yotsapat Ruangpaisarn, Chanond Duangpayap, Sakulchai Saramat ยท 2026

The aviation industry faces significant vulnerabilities from both physical and cybersecurity threats, highlighting the urgent need for enhanced cybersecurity measures amid increasingly sophisticated aโ€ฆ

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Earth & Environmental Sciences Preprint PDF DOI

Direct Imaging Constraints on Binary Planets and Exomoons around Epsilon Indi A b

Matson Garza, Mary Anne Limbach, Rachel Bowens-Rubin, Matthew De Furio, Elisabeth C. Matthews, Kyle Franson, Sarah C. Millholland, Logan A. Pearce, Andrew Vanderburg ยท 2026

Epsilon Indi A b is a directly imaged $\sim6 M_{\rm Jup}$ exoplanet orbiting a nearby (3.6 pc) K-dwarf at $\sim 30$ AU. We analyze archival JWST/MIRI 15 $\mu$m coronagraphic imaging of this planet to โ€ฆ

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Computer Science Preprint PDF DOI

Self-Supervised Learning for Android Malware Detection on a Time-Stamped Dataset

Annan Fu, Hao Pei, Maryam Tanha ยท 2026

Android malware detectors built with machine learning often suffer from temporal bias: models are trained and evaluated without respecting apps' actual release times, inflating accuracy and weakening โ€ฆ

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Physics Preprint PDF DOI

Spatially resolved metallicity and ionization in the merging system Gz9p3 at z=9.3

Arjan Bik, Javier Alvarez-Marquez, Alejandro Crespo Gomez, Luis Colina, Pablo G. Perez-Gonzalez, Goran Ostlin, Carmen Blanco Prieto, Jens Melinder, Danial Langeroodi, Gillian Wright, Hiddo S. B. Algera, Leindert A. Boogaard, Karina Caputi, Steven Gillman, Thomas Greve, Jens Hjorth, Edoardo Iani, Sarah Kendrew, Alvaro Labiano Ortega, Michele Perna, Carlota Prieto Jimenez, John Pye, Pierluigi Rinaldi, Paul van der Werf, Fabian Walter, Florian Pei{ss}ker, Andreas Eckart, Thomas Henning, Manuel Gudel ยท 2026

Studying the interstellar medium (ISM) in merging high-redshift galaxies is crucial for understanding early galaxy assembly, star formation, and black hole growth, predicted by hierarchical $\Lambda$Cโ€ฆ

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Computer Science Preprint PDF DOI

TraceScope: Interactive URL Triage via Decoupled Checklist Adjudication

Haolin Zhang, William Reber, Yuxuan Zhang, Guofei Gu, Jeff Huang ยท 2026

Modern phishing campaigns increasingly evade snapshot-based URL classifiers using interaction gates (e.g., checkbox/slider challenges), delayed content rendering, and logo-less credential harvesters. โ€ฆ

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Computer Science Preprint PDF DOI

Cyber Defense Benchmark: Agentic Threat Hunting Evaluation for LLMs in SecOps

Alankrit Chona, Igor Kozlov, Ambuj Kumar ยท 2026

We introduce the Cyber Defense Benchmark, a benchmark for measuring how well large language model (LLM) agents perform the core SOC analyst task of threat hunting: given a database of raw Windows evenโ€ฆ

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Physics Preprint PDF DOI

Galaxies at z > 10: {\Lambda}CDM predicts increased Star Formation Efficiency

Francisco Prada, Peter Behroozi, Tomoaki Ishiyama, Enrique Perez, Anatoly Klypin, Xin Wang, Jose Ruedas ยท 2026

We show that the rest-frame UV statistics and global properties of galaxies at 7 <= z <= 14 are naturally reproduced within the standard {\Lambda}CDM framework when galaxy formation is modeled with Unโ€ฆ

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AI & Data Science Preprint PDF DOI

Adversarial Arena: Crowdsourcing Data Generation through Interactive Competition

Prasoon Goyal, Sattvik Sahai, Michael Johnston, Hangjie Shi, Yao Lu, Shaohua Liu, Anna Rumshisky, Rahul Gupta, Anna Gottardi, Desheng Zhang, Lavina Vaz, Leslie Ball, Lucy Hu, Luke Dai, Samyuth Sagi, Maureen Murray, Sankaranarayanan Ananthakrishnan ยท 2026

Post-training Large Language Models requires diverse, high-quality data which is rare and costly to obtain, especially in low resource domains and for multi-turn conversations. Common solutions are crโ€ฆ

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Physics Preprint PDF DOI

JOYS$+$: A JWST/MIRI survey of the evolution of H$_2$ winds and jets from low-mass protostars

L. Francis, {L}. Tychoniec, E. F. van Dishoeck, A. D. Sellek, A.Caratti o Garatti, V. J. M. Le Gouellec, C. Gieser, H. Beuther, J. M. Vorster, M. E. Ressler, P. Nazari, B. Tabone, K. Assani, R. Devaraj, J. J. Tobin, Maria Gabriela Navarro, P. C. Cortes, J. M. Girart, M. Gudel, Th. Henning, G. Ostlin, G. Wright, T. Ray ยท 2026

Protostellar outflows display wide-angle winds and collimated jets, the magnetocentrifugal launching of which enables accretion onto the protostar. The majority of the outflow mass is likely ejected oโ€ฆ

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Physics Preprint PDF DOI

JWST spectroscopy of SN 2010da/NGC 300 ULX-1: a surviving star hidden by dust

Emma R. Beasor, Ryan Lau, Nathan Smith, Dominic J. Walton, Marianne Heida, Ben Davies ยท 2026

We present new James Webb Space Telescope ($JWST$) NIRSpec and MIRI integral-field spectroscopy of the remarkable system SN~2010da / NGC~300 ULX-1, the only known ultraluminous X-ray source powered byโ€ฆ

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Physics Preprint PDF DOI

ALESS--JWST: Dust-driven Morphologies and Hidden Stellar Mass in $z\sim3$ Sub-millimeter Galaxies

J. Li, E. da Cunha, J. A. Hodge, I. Smail, S. Kendrew, A. battisti, M. Cracraft, L. A. Boogaard, W. N. Brandt, C.-C. Chen, P. Cox, K. K. Knudsen, C.-L. Liao, G. Calistro Rivera, M. Rybak, A. M. Swinbank, P. van der Werf, F. Walter, A. Weiss, B. A. Westoby ยท 2026

We present JWST/NIRCam and MIRI observations of twelve $z\sim3$ sub-millimeter galaxies (SMGs) from the ALESS survey, combined with high-resolution ($0.08''-0.16''$) ALMA 870$\mu$m imaging, enabling sโ€ฆ

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Computer Science Preprint PDF DOI

Threat Modeling and Attack Surface Analysis of IoT-Enabled Controlled Environment Agriculture Systems

Andrii Vakhnovskyi ยท 2026

The United States designates Food and Agriculture as one of sixteen critical infrastructure sectors, yet no mandatory cybersecurity requirements exist for agricultural operations and no formal threat โ€ฆ

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Earth & Environmental Sciences Preprint PDF DOI

The Identification of CS2 and Evidence for Carbon-Sulfur Chemical Coupling in a Warm Giant Exoplanet Atmosphere

Anastasia Triantafillides, Thomas G. Beatty, Matthew C. Nixon, Taylor J. Bell, Everett Schlawin, Luis Welbanks, Thomas P. Greene, Melinda Soares-Furtado, Jonathan J. Fortney Michael R. Line, Nishil Mehta, Sagnick Mukherjee, Matthew M. Murphy, Kazumasa Ohno, Vivien Parmentier, Yoav Rotman, Lindsey S. Wiser ยท 2026

Transmission spectroscopy with the James Webb Space Telescope (JWST) is revealing growing chemical complexity in giant exoplanet atmospheres. Of particular interest is sulfur, which had essentially noโ€ฆ

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Earth & Environmental Sciences Preprint PDF DOI

JWST/MIRI Hydrocarbon and Water Absorption in the Wind of a Young Disk: Signatures of Pebble Drift and Carbon Grain Sublimation

Maria Jose Colmenares, Edwin A. Bergin, Ke Zhang, Geoffrey A. Blake, Klaus M. Pontoppidan, Alexa R. Anderson, John Carr, Emma Dahl, Joan Najita, Jonathan P. Williams, Colette Salyk, Till Kaeufer, Mayank Narang, Ilaria Pascucci, Benoit Tabone, Lucas Cieza, Miguel Vioque, Adrien Houge, Sebastiaan Krijt, Aditya M. Arabhavi, Giovanni Rosotti, John Carpenter, Feng Long, Paola Pinilla, Jayatee Kanwar, Eshan Raul, Karina Mauco, James Miley, Abygail Waggoner, the JDISCS collaboration ยท 2026

We present JWST/MIRI-MRS observations of ISO-Oph 37, a highly inclined flat-spectrum ($\lesssim$1 Myr old) source, to investigate the chemical composition and dynamical origin of its inner-disk gas. Tโ€ฆ

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