ExoMol (@ExoMol) profile picture

ExoMol

@ExoMol

Providing molecular line lists to the exoplanet community since 2009.

exomol.com/
Joined October 2013
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Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)Photo by ExoMol (@ExoMol)
Spectroscopy of Exoplanets Over All Wavelengths @ExoMol Conference 3rd Announcement 2025 June 26-29 High Leigh Conference Centre in Hertfordshire (near London) A meeting at which observers and those measuring or calculating molecular data exchange ideas exomol.com/activities/confer…
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New ExoMol hot line lists for NO2 and its isotopologues with temperature dependent opacities arxiv.org/abs/2409.19447 See exomol.com/data/molecules/N2… (@TroveMaster, Tom Mellor, Jonathan Tennyson)
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ExoMol tea journal club: Today's Dr Tom’s Dingbat:
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Tunnel of Love 😀
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#exomoltea Dr Tom's dingbat from today:
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ExoMol tea journal club. Today's Spectrle: what molecule is it? Clue: it is in @ExoMol and a diatomic
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PO exomol.com/data/molecules/PO…
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#exomoltea Today's spectrle 😜 What @exomol molecule is this? Hint: it is a diatomic.
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#exomoltea A grid of self-consistent MSG (MARCS-StaticWeather-GGchem) cool stellar, sub-stellar, and exoplanetary model atmospheres by Jørgensen eat al. arxiv.org/abs/2407.09397 (now with lots of @ExoMol line lists 😀)
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"By comparing models based on opacities from the limited number of molecules available in 2008 with models based on a more extensive number of molecules available in @ExoMol, we concluded that limitation in the classical 2008-grid did not affect the accuracy of the models"🤔
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#ExoMoltea Experimental temperature- and pressure-dependent absorbance cross sections and a pseudo-line-list model for methyl formate near 5.7μm by Su et al. doi.org/10.1016/j.jqsrt.2024…
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@exomol tea: Ionospheric irregularities at Jupiter observed by JWST by Melin et al. doi.org/10.1038/s41550-024-0… "JWST has revealed unexpected and complex emissions structures in the upper atmosphere of Jupiter, above the Great Red Spot."
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ExoMol tea: "Measurements of line strength of the ν1 transitions of OH" by Chang et al . (2023) doi.org/10.1063/5.0176311 "Our absolute line strengths of the OH ν1 transitions are of <10% and they are lower than those in @hitran database by a factor of ∼1.4. " 🤔
Measurements of absolute line strength of the ν1 fundamental transitions of OH radical and rate...

Measurements of absolute line strength of the ν1 fundamental transitions of OH radical and rate...

Absolute line strengths of several transitions in the ν1 fundamental band of the hydroxyl radical (OH) have been measured by simultaneous determination of hydro

pubs.aip.org
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ExoMol tea Journal club: Updated Spectral Characteristics for the Ultracool Dwarf TRAPPIST-1 from Davoudi et al. ApJL 2024 iopscience.iop.org/article/1… with amazing high res spectra containing many ExoMol molecules
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ExoMol tea Journal club: Molecules in Cool Stars: The A2Π − X2Σ+ and the B2Σ+ − X2Σ+ Band Systems of CaCl Lavy & Bernath ApJ 2024 iopscience.iop.org/article/1… with a new accurate empirical line list for CaCl important for Cool red giant stars. It is not in @ExoMol yet but will be
Molecules in Cool Stars: The A2Π − X2Σ+ and the B2Σ+ − X2Σ+ Band Systems of CaCl

Molecules in Cool Stars: The A2Π − X2Σ+ and the B2Σ+ − X2Σ+ Band Systems of CaCl

Molecules in Cool Stars: The A2Π − X2Σ+ and the B2Σ+ − X2Σ+ Band Systems of CaCl, Lavy, Léo, Bernath, Peter F.

iopscience.iop.org
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ExoMol tea journal club: Resetting tropospheric OH and CH4 lifetime with ultraviolet H2O absorption Prather and Zhu, Science 2024 science.org/doi/10.1126/scie… More water in the ultraviolet region (290 to 350 nm) imply reductions in sunlight with key photolysis rates decreasing
Resetting tropospheric OH and CH4 lifetime with ultraviolet H2O absorption

Resetting tropospheric OH and CH4 lifetime with ultraviolet H2O absorption

The decay of methyl chloroform, a banned ozone-depleting substance, has provided a clear observational metric of mean tropospheric hydroxyl radical (OH) abundance. Almost all current global chemistry...

science.org
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ExoMol tea journal club: Special guest from UNSW Samuel Pitman: Ramp it up!
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ExoMol tea journal club: Thermal radiation at high-temperature and high-pressure conditions: Validation of HITEMP-2010 for carbon dioxide Dammann et al. doi.org/10.1016/j.jqsrt.2024… Accurate experimental hot cross sections of CO2
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Line list updates: The LaO line list has been extended to include the A-X band by Bernath et al. iopscience.iop.org/article/1… , see exomol.com/data/molecules/La…
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A beautiful spectrum of CH3+ by JWST in a protoplanetary disk by Berne et al. (2023) doi.org/10.1038/s41586-023-0… (from June). Methyl cation is not in ExoMol, but is it needed?
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