ST
Shang-Min Tsai
astro-ph.EPastro-ph.IMastro-ph.SRphysics.geo-phphysics.ao-phAtmosphere originscs.LGexoplanetsmagma oceansphysics.chem-ph
On Valency
published · living versionsW_e59b3rzz·v1 · currentpublished
Robustness of C/O and mean molecular weight under disequilibrium chemistry
with Bethany Burt, Kevin Heng, Alex Cridland
1 version
Preprints & journals
74 papers in the corpus · 2016–2026Robustness of C/O and mean molecular weight under disequilibrium chemistry2610.24583v1 · Bethany Burt, Kevin Heng, Alex Cridland et al.2026 · 0 citationsarXivon Valency
Dynamically Coupled Three-dimensional Cloud-Chemistry in Rapidly Rotating Irradiated Atmospheres: an Application to the Compact White Dwarf-Brown Dwarf system ZTFJ0038+20302610.17714v1 · Yanhong Lai, Xianyu Tan, Daphne Broski-Laing et al.2026 · 0 citationsarXiv
Probing Exoplanetary Chemistry with Ariel: Scientific Priorities and Observational Strategies2609.27622v1 · Olivia Venot, Yamila Miguel, Robin Baeyens et al.2026 · 0 citationsarXiv
Can the Long-Term Impact of Stellar M-Dwarf Flares Alter the Spectral Features of a Giant Gaseous Exoplanet?2609.09970v1 · Amy Louca, Shang-Min Tsai, Yamila Miguel2026 · 0 citationsarXiv
Accelerating Chemical Kinetics for Exoplanet Atmospheres using Neural Networks2609.00428v1 · Isaac Malsky, Xi Zhang, Tiffany Kataria et al.2026 · 0 citationsarXiv
GEMS JWST: Hold on to your HATS(-6 b), a sub-solar metallicity giant planet with water, methane and ammonia in its atmosphere2608.16990v1 · Giannina Guzm'an Caloca, Caleb I. Canas, Nicole L. Wallack et al.2026 · 0 citationsarXiv
Sulfur photochemistry observationally traces mantle redox states of rocky planets2607.15204v1 · Ioannis Panagiotou, Tim Lichtenberg, Shang-Min Tsai et al.2026 · 0 citationsarXiv
Phase-dependent chemistry of WASP-43 b revealed with a suite of one-, two-, and three-dimensional models2607.08486v1 · Robin Baeyens, Julianne I. Moses, Jasmina Blecic et al.2026 · 0 citationsarXiv
A parameterised approach to disequilibrium retrievals in the JWST era: Application to NIRCam observations of HD 189733b2607.06491v1 · Jake Taylor, Shang-Min Tsai, Vivien Parmentier et al.2026 · 0 citationsMon Not R Astron Soc (2026)
The Infrared Spectra of Neutral Dimethyl-Sulfide, -Disulfide and -Sulfoxide Biomarkers in Molecular Beams.42402199 · Kuipers, Mats, Pille, Laura, Schwob, Lucas et al.2026 · 0 citationsThe journal of physical chemistry. A. 2026;130(28):5564-5572
Benchmarking Two Chemical Networks used in General Circulation Models of Hot Jupiters2604.15850v2 · D. A. Christie, M. Zamyatina, E. H'ebrard et al.2026 · 0 citationsarXiv
Super-Solar Metallicity and Tentative Evidence for Photochemistry on WASP-96b from JWST and Ground-Based VLT Transmission Spectroscopy2604.05049v1 · Michael Radica, Jake Taylor, Yoav Rotman et al.2026 · 0 citationsarXiv
Three outstanding physical questions for K2-18 b and other temperate sub-Neptunes2603.19803v1 · Shang-Min Tsai, Piero Ferrari, Mats Kuipers et al.2026 · 0 citationsarXiv
Organosulfur Chemistry on sub-Neptunes: Implications for hazes and biosignatures2603.18923v2 · Sean Jordan, Shang-Min Tsai, Paul B. Rimmer et al.2026 · 0 citationsarXiv
BOWIE-ALIGN: Exploring degeneracies in the muted transmission spectrum of the aligned hot Jupiter NGTS-2b with NIRSpec/G395H2603.18332v1 · Charlotte Fairman, Hannah R. Wakeford, Alastair B. Claringbold et al.2026 · 0 citationsarXiv
Hydrocarbon complexity and photochemical shielding of prebiotic feedstock molecules in exoplanet atmospheres2603.08172v1 · Marrick Braam, Ellery Gopaoco, Shang-Min Tsai et al.2026 · 0 citationsarXiv
JWST-TST DREAMS: The Nightside Emission and Chemistry of WASP-17b2510.06169v1 · Jacob Lustig-Yaeger, Kristin S. Sotzen, Kevin B. Stevenson et al.2025 · 4 citationsarXiv
Limb Asymmetries on WASP-39b: A Multi-GCM Comparison of Chemistry, Clouds, and Hazes2509.21588v2 · Maria E. Steinrueck, Arjun B. Savel, Duncan A. Christie et al.2025 · 1 citationarXiv
K2-18b Does Not Meet The Standards of Evidence For Life2508.05961v2 · Kevin B. Stevenson, Jacob Lustig-Yaeger, E. M. May et al.2025 · 11 citationsarXiv
Osiris revisited: Confirming a solar metallicity and low C/O in HD 209458b2506.16232v1 · N. Bachmann, L. Kreidberg, P. Molliere et al.2025 · 6 citationsA&A 700, A105 (2025)
Characterising the Atmosphere of 55 Cancri e: 1D Forward Model Grid for Current and Future JWST Observations2503.15844v4 · Mantas Zilinskas, Christiaan van Buchem, Sebastian Zieba et al.2025 · 9 citationsA&A 697, A34 (2025)
HCN and C2H2 in the atmosphere of a T8.5+T9 brown dwarf binary2502.13610v2 · Elisabeth C. Matthews, Paul Molliere, Helena Kuhnle et al.2025 · 11 citationsarXiv
Examining the Potential for Methyl Halide Accumulation and Detectability in Possible Hycean-Type Atmospheres2502.13856v2 · Michaela Leung, Shang-Min Tsai, Edward W Schwieterman et al.2025 · 4 citationsarXiv
GEMS JWST: Transmission spectroscopy of TOI-5205b reveals significant stellar contamination and a metal-poor atmosphere2502.06966v3 · Caleb I. Canas, Jacob Lustig-Yaeger, Shang-Min Tsai et al.2025 · 7 citationsarXiv
A Comprehensive Reanalysis of K2-18 b's JWST NIRISS+NIRSpec Transmission Spectrum2501.18477v2 · Stephen P. Schmidt, Ryan J. MacDonald, Shang-Min Tsai et al.2025 · 32 citationsarXiv
Network and Kinetics-based Biosignatures: Implications for the Putative Habitable World Observatory Design2501.04737v2 · Theresa Fisher, Chester Harman, Estelle Janin et al.2025 · 0 citationsarXiv
Statistical trends in JWST transiting exoplanet atmospheres2501.02081v1 · Guangwei Fu, Kevin B. Stevenson, David K. Sing et al.2025 · 13 citationsarXiv
A new pathway to SO: Revealing the NUV driven sulfur chemistry in hot gas giants2411.04781v1 · Wiebe de Gruijter, Shang-Min Tsai, Michiel Min et al.2024 · 4 citationsA&A 693, A132 (2025)
BOWIE-ALIGN: JWST reveals hints of planetesimal accretion and complex sulphur chemistry in the atmosphere of the misaligned hot Jupiter WASP-15b2410.08116v2 · James Kirk, Eva-Maria Ahrer, Alastair B. Claringbold et al.2024 · 25 citationsarXiv
The Featherweight Giant: Unraveling the Atmosphere of a 17 Myr Planet with JWST2409.16355v1 · Pa Chia Thao, Andrew W. Mann, Adina D. Feinstein et al.2024 · 44 citationsarXiv
Volatile-rich Sub-Neptunes as Hydrothermal Worlds: The Case of K2-18 b2409.06258v2 · Cindy N. Luu, Xinting Yu, Christopher R. Glein et al.2024 · 12 citationsarXiv
A photochemical PHO network for hydrogen-dominated exoplanet atmospheres2409.06802v2 · Elspeth K.H. Lee, Shang-Min Tsai, Julianne I. Moses et al.2024 · 0 citationsarXiv
Geodynamics of super-Earth GJ 486b2408.10851v2 · Tobias G. Meier, Dan J. Bower, Tim Lichtenberg et al.2024 · 5 citationsJGR: Planets 2024, 129, e2024JE008491
Inhomogeneous terminators on the exoplanet WASP-39 b.39009005 · Espinoza, Néstor, Steinrueck, Maria E, Kirk, James et al.2024 · 48 citationsNature. 2024;632(8027):1017-1020
Probing Cold-to-Temperate Exoplanetary Atmospheres: The Role of Water Condensation on Surface Identification with JWST2407.09009v2 · Ziyu Huang, Xinting Yu, Shang-Min Tsai et al.2024 · 16 citationsarXiv
A new lever on exoplanetary B fields: measuring heavy ion velocities2406.12512v2 · Arjun B. Savel, Hayley Beltz, Thaddeus D. Komacek et al.2024 · 11 citationsarXiv
Phase-resolving the absorption signatures of water and carbon monoxide in the atmosphere of the ultra-hot Jupiter WASP-121b with GEMINI-S/IGRINS2406.09641v3 · Joost P. Wardenier, Vivien Parmentier, Michael R. Line et al.2024 · 30 citationsarXiv
Simultaneous retrieval of orbital phase resolved JWST/MIRI emission spectra of the hot Jupiter WASP-43b: evidence of water, ammonia and carbon monoxide2406.03490v1 · Jingxuan Yang, Mark Hammond, Anjali A. A. Piette et al.2024 · 14 citationsarXiv
Debris Disks can Contaminate Mid-Infrared Exoplanet Spectra: Evidence for a Circumstellar Debris Disk around Exoplanet Host WASP-392406.02305v1 · Laura Flagg, Alycia J. Weinberger, Taylor J. Bell et al.2024 · 3 citationsarXiv
Biogenic sulfur gases as biosignatures on temperate sub-Neptune waterworlds2403.14805v2 · Shang-Min Tsai, Hamish Innes, Nicholas F. Wogan et al.2024 · 31 citationsarXiv
JWST observations of K2-18b can be explained by a gas-rich mini-Neptune with no habitable surface2401.11082v2 · Nicholas F. Wogan, Natasha E. Batalha, Kevin Zahnle et al.2024 · 100 citationsarXiv
Sulfur dioxide in the mid-infrared transmission spectrum of WASP-39b.38232945 · Powell, Diana, Feinstein, Adina D, Lee, Elspeth K H et al.2024 · 100 citationsNature. 2024;626(8001):979-983
Dynamically coupled kinetic chemistry in brown dwarf atmospheres -- II. Cloud and chemistry connections in directly imaged sub-Jupiter exoplanets2311.16722v2 · Elspeth K.H. Lee, Xianyu Tan, Shang-Min Tsai2023 · 28 citationsarXiv
Global Chemical Transport on Hot Jupiters: Insights from 2D VULCAN photochemical model2310.17751v2 · Shang-Min Tsai, Vivien Parmentier, Joao M. Mendonca et al.2023 · 22 citationsTsai et al. (2024), ApJ, 963, 41
Dynamically coupled kinetic chemistry in brown dwarf atmospheres I. Performing global scale kinetic modelling2306.03520v1 · Elspeth K.H. Lee, Xianyu Tan, Shang-Min Tsai2023 · 18 citationsarXiv
A broadband thermal emission spectrum of the ultra-hot Jupiter WASP-18b.37257843 · Coulombe, Louis-Philippe, Benneke, Björn, Challener, Ryan et al.2023 · 148 citationsNature. 2023;620(7973):292-298
Day-night transport induced chemistry and clouds on WASP-39b I: Gas-phase composition2305.19403v2 · Shang-Min Tsai, Julianne I. Moses, Diana Powell et al.2023 · 20 citationsApJL 959 L30 (2023)
Photochemically produced SO2 in the atmosphere of WASP-39b.37100917 · Tsai, Shang-Min, Lee, Elspeth K H, Powell, Diana et al.2023 · 269 citationsNature. 2023;617(7961):483-487
The Runaway Greenhouse Effect on Hycean Worlds2304.02698v1 · Hamish Innes, Shang-Min Tsai, Raymond T. Pierrehumbert2023 · 53 citationsarXiv
High atmospheric metal enrichment for a Saturn-mass planet.36972686 · Bean, Jacob L, Xue, Qiao, August, Prune C et al.2023 · 57 citationsNature. 2023;618(7963):43-46
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