JA
Julián D. Alvarado-Gómez
astro-ph.SRastro-ph.EPastro-ph.HEphysics.space-phastro-ph.IMphysics.plasm-phastro-ph.GAphysics.comp-ph
On Valency
published · living versionsW_p2zknuj4·v1 · currentpublished
Giant white-light flares on fully convective stars occur at high latitudes
with Ekaterina Ilin, Katja Poppenhaeger, Sarah J. Schmidt, Silva P. Järvinen +5
1 version
Preprints & journals
62 papers in the corpus · 2012–2026SPIRou near-infrared spectropolarimetry of the ultra-hot Jupiter KELT-9b: tentative detection of the planet magnetic field2610.05951v1 · Alexis Lavail, Florian Debras, David Rog'e Royo et al.2026 · 0 citationsarXiv
High-Resolution Modelling of Coronae and Winds in Solar-type Stars with Varying Rotation Rates II. Stellar Winds2609.28067v1 · Yue-Hong Chen, Juli'an D. Alvarado-G'omez, Xin Cheng et al.2026 · 0 citationsarXiv
Experimental Evidence for Coronal Mass Ejection Suppression in Strong Stellar Magnetic Fields.42758983 · Chen, S N, Burdonov, K, Yao, W et al.2026 · 2 citationsPhysical review letters. 2026;137(10):105201
Intense but Harmless: Exo-Space Weather Around an M Dwarf with a Single-Hemisphere Dynamo2608.11087v1 · Zheng Sun, Juli'an D. Alvarado-G'omez, Hui Tian et al.2026 · 0 citationsarXiv
How Magnetic Field Strength Affects Stellar Coronal Mass Ejection Dynamics2607.04853v1 · Zheng Sun, Juli'an D. Alvarado-G'omez, Hui Tian2026 · 1 citationarXiv
Star Planet Interactions2607.03874v2 · Arghyadeep Paul, Kristina Kislyakova, Manuel Gudel et al.2026 · 0 citationsarXiv
Stellar Forcing of (exo)Planetary Environments2607.01168v2 · Juli'an D. Alvarado-G'omez, Erika Palmerio, Manuel Gudel et al.2026 · 0 citationsarXiv
Magnetic activity in cool stars: manifestations and relevance to exoplanets2606.31617v2 · E. Is\ik, A. Valio, A. Strugarek et al.2026 · 0 citationsarXiv
Fine-scale downflows above flare ribbons captured by Solar Orbiter/EUI2606.19335v1 · Zheng Sun, Alexander G.M. Pietrow, Malcolm K. Druett et al.2026 · 1 citationarXiv
Atmospheric Escape Rates from Mars - If it Orbited an Old M-Dwarf Star2603.11561v1 · David A. Brain, Ofer Cohen, Thomas E. Cravens et al.2026 · 1 citationarXiv
A predictive framework for realistic star planet radio emission in compact systems2511.10350v1 · J. J. Chebly, C. K. Louis, A. Strugarek et al.2025 · 0 citationsarXiv
High-Resolution Modelling of Coronae and Winds in Solar-type Stars with Varying Rotation Rates I. X-ray Coronae2510.12969v3 · Yue-Hong Chen, Juli'an D. Alvarado-G'omez, Xin Cheng et al.2025 · 0 citationsarXiv
Far beyond the Sun: III. The magnetic cycle of Horologii2510.03146v1 · Juli'an D. Alvarado-G'omez, Gaitee A. J. Hussain, Eliana M. Amazo-G'omez et al.2025 · 2 citationsA&A 704, A68 (2025)
Simulations of coronal mass ejections on a young solar-type star and their detectability through coronal spectral observations2504.04144v1 · Yu Xu, Hui Tian, Juli'an D. Alvarado-G'omez et al.2025 · 3 citationsarXiv
Exploring coronal abundances of M dwarfs at moderate activity levels2503.09316v1 · J. J. Chebly, K. Poppenhager, J. D. Alvarado-G'omez et al.2025 · 2 citationsarXiv
Simulated Coronal Mass Ejections on a young Solar-Type Star and the Associated Instantaneous Angular Momentum Loss2406.08194v1 · Yu Xu, Juli'an D. Alvarado-G'omez, Hui Tian et al.2024 · 10 citationsarXiv
Heating of the Atmospheres of Short-orbit Exoplanets by Their Rapid Orbital Motion Through an Extreme Space Environment2401.14459v1 · Ofer Cohen, Alex Glocer, Cecilia Garraffo et al.2024 · 10 citationsarXiv
The discovery space of ELT-ANDES. Stars and stellar populations2311.16320v1 · Ian U. Roederer, Juli'an D. Alvarado-G'omez, Carlos Allende Prieto et al.2023 · 6 citationsarXiv
Planetary perturbers: Flaring star-planet interactions in Kepler and TESS2311.04316v1 · Ekaterina Ilin, Katja Poppenhager, Judy Chebly et al.2023 · 26 citationsarXiv
Breakthroughs in Cool Star Physics with the Line Emission Mapper X-ray Probe2310.17563v1 · Jeremy J. Drake, Juli'an Alvarado Gomez, Costanza Argiroffi et al.2023 · 2 citationsarXiv
A comparative study of two X2.2 and X9.3 solar flares observed with HARPS-N: Reconciling Sun-as-a-star spectroscopy and high-spatial resolution solar observations in the context of the solar-stellar connection2309.03373v3 · A. G. M. Pietrow, M. Cretignier, M. K. Druett et al.2023 · 33 citationsA&A Volume 682, February 2024, A46
Searching for magnetic fields in pulsating A-type stars: the discovery of a strong field in the probable delta Sct star HD340577 and a null result for the gamma Dor star HR87992308.09441v1 · S. Hubrig, S.P. Jarvinen, J.D. Alvarado-Gomez et al.2023 · 6 citationsarXiv
Numerical quantification of the wind properties of cool main sequence stars2307.04615v1 · Judy Chebly, Juli'an D. Alvarado-G'omez, Katja Poppenhager et al.2023 · 16 citationsarXiv
Far beyond the Sun: II. Probing the stellar magnetism of the young Sun {\iota} Horologii from the photosphere to its corona2307.01744v1 · E. M. Amazo-G'omez, J. D. Alvarado-G'omez, K. Poppenhaeger et al.2023 · 12 citationsarXiv
Three-dimensional, Time-dependent MHD Simulation of Disk-Magnetosphere-Stellar Wind Interaction in a T Tauri, Protoplanetary System2303.13238v2 · Ofer Cohen, Cecilia Garraffo, Jeremy Drake et al.2023 · 3 citationsarXiv
Revisiting the space weather environment of Proxima Centauri b2211.15697v1 · Cecilia Garraffo, Juli'an D. Alvarado-G'omez, Ofer Cohen et al.2022 · 17 citationsarXiv
Quantification of the environment of cool stars using numerical simulations2211.03432v1 · J.J. Chebly, J. D. Alvarado-G'omez, K. Poppenhaeger2022 · 0 citationsarXiv
Connecting Solar and Stellar Flares/CMEs: Expanding Heliophysics to Encompass Exoplanetary Space Weather2210.06476v1 · B. J. Lynch, B. E. Wood, M. Jin et al.2022 · 5 citationsBulletin of the American Astronomical Society, 55(3), 254, 2023
Stellar Energetic Particle Transport in the Turbulent and CME-disrupted Stellar Wind of AU~Microscopii2207.08952v1 · F. Fraschetti, J.D. Alvarado-G'omez, J.J. Drake et al.2022 · 10 citationsarXiv
Space Weather-driven Variations in Ly Absorption Signatures of Exoplanet Atmospheric Escape: MHD Simulations and the Case of AU Mic b2205.08900v2 · O. Cohen, J.D. Alvarado-Gomez, J.J. Drake et al.2022 · 22 citationsarXiv
The PEPSI Exoplanet Transit Survey (PETS) I: Investigating the presence of a silicate atmosphere on the super-Earth 55 Cnc e2203.16856v1 · Engin Keles, Matthias Mallonn, Daniel Kitzmann et al.2022 · 34 citationsarXiv
Solar H{\alpha} excess during Solar Cycle 24 from full-disk filtergrams of the Chromospheric Telescope2203.04357v1 · A. Diercke, C. Kuckein, P. W. Cauley et al.2022 · 7 citationsA&A 661, A107 (2022)
Simulating the Space Weather in the AU Mic System: Stellar Winds and Extreme Coronal Mass Ejections2202.07949v1 · Juli'an D. Alvarado-G'omez, Ofer Cohen, Jeremy J. Drake et al.2022 · 45 citationsarXiv
Localizing flares to understand stellar magnetic fields and space weather in exo-systems2112.09676v1 · Ekaterina Ilin, Katja Poppenhager, Juli'an D. Alvarado-G'omez2021 · 1 citationarXiv
Coronal Mass Ejections and Exoplanets: A Numerical Perspective2111.09704v1 · Juli'an D. Alvarado-G'omez, Jeremy J. Drake, Ofer Cohen et al.2021 · 18 citationsarXiv
Destination exoplanet: Habitability conditions influenced bystellar winds properties2111.09707v1 · Judy J. Chebly, Juli'an D. Alvarado-G'omez, Katja Poppenhaeger2021 · 6 citationsAstronomische Nachrichten 2021
Giant white-light flares on fully convective stars occur at high latitudes2108.01917v1 · Ekaterina Ilin, Katja Poppenhaeger, Sarah J. Schmidt et al.2021 · 39 citationsarXivon Valency
New Observational Constraints on the Winds of M Dwarf Stars2105.00019v1 · Brian E. Wood, Hans-Reinhard Mueller, Seth Redfield et al.2021 · 136 citationsarXiv
A multi-wavelength look at the GJ 9827 system -- No evidence of extended atmospheres in GJ 9827 b and d from HST and CARMENES data2101.06277v1 · Ilaria Carleo, Allison Youngblood, Seth Redfield et al.2021 · 27 citationsarXiv
Stellar Winds Drive Strong Variations in Exoplanet Evaporative Outflows and Transit Absorption Signatures2012.05922v1 · Laura M. Harbach, Sofia P. Moschou, Cecilia Garraffo et al.2020 · 26 citationsarXiv
An Earth-like stellar wind environment for Proxima Centauri c2009.07266v1 · Juli'an D. Alvarado-G'omez, Jeremy J. Drake, Cecilia Garraffo (3 et al.2020 · 23 citationsarXiv
The High-Energy Radiation Environment Around a 10 Gyr M Dwarf: Habitable at Last?2009.01259v1 · Kevin France, Girish Duvvuri, Hilary Egan et al.2020 · 94 citationsarXiv
The corona of GJ 1151 in the context of star-planet interaction2007.05317v1 · G. Foster, K. Poppenhaeger, J. D. Alvarado-G'omez et al.2020 · 11 citationsarXiv
Coupled MHD -- Hybrid Simulations of Space Plasmas1911.08660v1 · S. P. Moschou, I. V. Sokolov, O. Cohen et al.2019 · 0 citationsarXiv
Multi-wavelength variability of the young solar analog iota Hor. X-ray cycle, star spots, flares, and UV emission1909.01320v1 · J. Sanz-Forcada, B. Stelzer, M. Coffaro et al.2019 · 30 citationsA&A 631, A45 (2019)
X-ray Studies of Exoplanets: A 2020 Decadal Survey White Paper1904.04320v1 · Scott J. Wolk, Jeremy J. Drake, Graziella Branduardi-Raymont et al.2019 · 0 citationsarXiv
High-Energy Photon and Particle Effects onExoplanet Atmospheres and Habitability1903.12338v1 · Jeremy J. Drake, Juli'an D. Alvarado-G'omez, Vladimir Airapetian et al.2019 · 2 citationsarXiv
X-rays Studies of the Solar System1903.02574v1 · Bradford Snios, William R. Dunn, Carey M. Lisse et al.2019 · 1 citationarXiv
Stellar energetic particles in the magnetically turbulent habitable zones of TRAPPIST-1-like planetary systems1902.03732v1 · F. Fraschetti, J. J. Drake, J. D. Alvarado-Gomez et al.2019 · 32 citationsarXiv
Simultaneous Kepler/K2 and XMM-Netwon observations of superflares in the Pleiades1901.07263v1 · M. G. Guarcello, G. Micela, S. Sciortino et al.2019 · 43 citationsA&A 622, A210 (2019)
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