Expertini Research Research

Browse Research Papers

2,292+ open-access research outputs.

✕ Clear
🔍 jiri simsa
Showing 2292 results for "jiri simsa"
Physics Preprint PDF DOI

Anisotropy of Satellite Galaxies-I: Contrasting Correlations with Central Galaxy, Host Halo, and Large-Scale Filament Structures

Zhuoming Zhang, Weiguang Cui, Yun Chen, Romeel Dave, Katarina Kraljic · 2026

Using the SIMBA, EAGLE, and IllustrisTNG-100 galaxy formation simulations, we examine the anisotropy of the satellite distribution and its dependencies on central galaxies, host halos, and cosmic fila…

Read Paper →
AI & Data Science Preprint PDF DOI

Machine Unlearning for Class Removal through SISA-based Deep Neural Network Architectures

Ishrak Hamim Mahi, Siam Ferdous, Md Sakib Sadman Badhon, Nabid Hasan Omi, Md Habibun Nabi Hemel, Farig Yousuf Sadeque, Md. Tanzim Reza · 2026

The rapid proliferation of image generation models and other artificial intelligence (AI) systems has intensified concerns regarding data privacy and user consent. As the availability of public datase…

Read Paper →
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 · 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 indire…

Read Paper →
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 · 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 …

Read Paper →
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 · 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 f…

Read Paper →
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 · 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 …

Read Paper →
Physics Preprint PDF DOI

Halfway to the Peak: Kinematic Signatures of Stable Rotating Disks in Luminous Infrared Galaxies at z=0.5-0.6

Miriam Eleazer, Alexandra Pope, Anna Sajina, Lin Yan, Jason Young, Stacey Alberts, Lee Armus, Kristen Coppin, Daniel Dale, Duncan Farrah, Thiago Goncalves, Jed McKinney, Nicole Nesvadba, Patrick Ogle, Roxana Popescu, Sylvain Veilleux · 2026

We present a kinematic study of six infrared-luminous galaxies observed with the Mid-InfraRed Instrument Medium-Resolution Spectrometer (MIRI/MRS) onboard JWST. These galaxies lie at $z = 0.5$--$0.6$,…

Read Paper →
Physics Preprint PDF DOI

Isotopically enriched epitaxial CaWO$_{4}$ thin films for Er$^{3+}$ spin-photon quantum interfaces

Hanlin Tang, Kidae Shin, Ashwin K. Boddeti, Sebastian P. Horvath, Adam Turflinger, Joseph Alexander, Jeffrey A. Dhas, Zihua Zhu, Shuhang Pan, Jeff D. Thompson, Yingge Du, Frederick J. Walker, Charles H. Ahn · 2026

Rare earth ion (REI)-doped oxide thin films are attractive for the application of quantum interconnects due to their stable optical levels and scalability$^{1-3}$. Among them, Er$^{3+}$ doped CaWO$_{4…

Read Paper →
Computer Science Preprint PDF DOI

Distributed Electromagnetic Neural Networks for Task-Oriented Semantic Communications

Jinbao Li, Jiancheng An, Hao Liu, Lu Gan, Victor C. M. Leung, Mehdi Bennis, Merouane Debbah · 2026

Semantic communications (SemCom) is a promising paradigm that prioritizes the transmission of task-relevant information, thereby enabling superior communication efficiency over traditional bit-centric…

Read Paper →
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 · 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 …

Read Paper →
Biology & Life Sciences Preprint PDF DOI

Mean-Field and Pairwise Approaches for the SIRI Model on Poisson Networks

Akshara Bhat, Abhishek Deshpande, Chittaranjan Hens, Subrata Ghosh · 2026

Compartmental epidemic models, grounded in mass-action kinetics, often assume homogeneous mixing. Although this neglects network structure, recent results show that for Poisson random graphs, the clas…

Read Paper →
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 · 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 $\Lambda$C…

Read Paper →
Earth & Environmental Sciences Preprint PDF DOI

MINDS: Intertwined evolution of dust and gas in large planet-forming disks. A diversity driven by halted pebble drift?

Benoit Tabone, Milou Temmink, Laurens B. F. M. Waters, Ewine F. van Dishoeck, Andrew Sellek, Pacome Esteve, Nicolas T. Kurtovic, Inga Kamp, Thomas Henning, Danny Gasman, Sierra L. Grant, Jozsef Varga, Alice Guerras, Dmitry Semenov, Aditya M. Arabhavi, Alessio Caratti o Garatti, Anne Dutrey, Edwige Chapillon, Stephane Guilloteau, Manuel Gudel, Hyerin Jang, Till Kaeufer, Jayatee Kanwar, Goran Olofsson, Giulia Perotti, Vincent Pietu, Thomas P. Ray, Marissa Vlasblom · 2026

(Abridged) We aim to investigate the inner regions of large and massive disks orbiting T Tauri stars, thought to be progenitors of systems with wide-orbit planets and possible cases of halted pebble d…

Read Paper →
AI & Data Science Preprint PDF DOI

GRISP: Guided Recurrent IRI Selection over SPARQL Skeletons

Sebastian Walter, Hannah Bast · 2026

We present GRISP (Guided Recurrent IRI Selection over SPARQL Skeletons), a novel SPARQL-based question-answering method over knowledge graphs based on fine-tuning a small language model (SLM). Given a…

Read Paper →
Physics Preprint PDF DOI

Analysis of synthetic OVI absorption associated with galaxy groups in SIMBA and TNG50 simulations

Tanmay Singh, Sanchayeeta Borthakur, Dylan Nelson, Romeel Dave, Tyler McCabe · 2026

We compare OVI absorption in synthetic spectra from galaxy groups in the SIMBA and TNG50 cosmological hydrodynamic simulations against those observed from the COS-IGrM survey. We select 14 galaxy grou…

Read Paper →
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 · 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 Un…

Read Paper →
Physics Preprint PDF DOI

GOALS-JWST: Resolved multi-phase molecular gas in IRAS 20551-4250 using JWST and ALMA

D. Kakkad, Y. Song, T. S.-Y. Lai, L. Armus, M. Malkan, K. L. Larson, A. S. Evans, P. N. Appleton, L. Barcos-Munoz, M. Bianchin, T. Boker, T. Bohn, V. Buiten, V. Charmandaris, T. Diaz Santos, H. Inami, J. Kader, L. Lenkic, S. T. Linden, C. M. Lofaro, G. C. Privon, C. Ricci, M. Sanchez-Garcia, D. Sanders, N. Torres-Alba, V. U, P. van der Werf · 2026

Studying the content and distribution of molecular gas provides key insights into how feedback from Active Galactic Nuclei (AGN) and star formation influences galaxy evolution, since molecular gas is …

Read Paper →
Mathematics Preprint PDF DOI

Implementing the biset category of finite groups

Mohamed Barakat, Marc Talleux, Fabian Zickgraf · 2026

We describe an implementation of the biset category of finite groups as a tower of standard categorical constructions, all of which are implemented in the software project CAP for algorithmic category…

Read Paper →
Computer Science Preprint PDF DOI

AI Observability for Developer Productivity Tools: Bridging Cost Awareness and Code Quality

Happy Bhati, Twinkll Sisodia · 2026

As AI-assisted development tools proliferate, developers face a growing challenge: understanding the cost, quality, and behavioral patterns of AI interactions across their workflow. We present a unifi…

Read Paper →
Computer Science Preprint PDF DOI

Workstream: A Local-First Developer Command Center for the AI-Augmented Engineering Workflow

Happy Bhati · 2026

Modern software engineers operate across 5-10 disconnected tools daily: GitHub, GitLab, Jira, Slack, calendar applications, CI dashboards, AI coding assistants, and container platforms. This fragmenta…

Read Paper →
Page 1 of 115 Next →