645 citations · 10.6k across the 156 of their papers we have counts for
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Machine learning isotope shifts in molecular energy levels
Marco G. Barnfield, Oleg L. Polyansky, Sergei N. Yurchenko +1
Recent advances in the use of High-Resolution Cross-Correlation Spectroscopy (HRCCS) to detect molecular species in exoplanet atmospheres, presents a new challenge for the accuracy…
TIRAMISU: Non-LTE radiative transfer for molecules in exoplanet atmospheres
Charles A. Bowesman, Sergei N. Yurchenko, Ahmed Al-Refaie +1
The TIRAMISU code, a new program for computing on-the-fly non-LTE molecular spectra and opacities for solving self-consistent radiative transfer problems in exoplanet atmospheres,…
ExoPhoto: A Database of Temperature-Dependent Photodissociation Cross Sections
Qing-He Ni, Christian Hill, Sergei N. Yurchenko +5
We present the ExoPhoto database (https://exomol.com/exophoto/), an extension of the ExoMol database, specifically developed to address the growing need for high-accuracy, temperat…
A new look into the atmospheric composition of WASP-39 b
Sushuang Ma, Arianna Saba, Ahmed Faris Al-Refaie +4
Being one of the first exoplanets observed by the James Webb Space Telescope, WASP-39 b has become an iconic target and many transit spectra recorded with different instruments (NI…
ExoMol line lists -- LXIV: Empirical rovibronic spectra of phosphorous mononitride (PN) covering the IR and UV regions
Mikhail Semenov, Nayla El-Kork, Sergei N. Yurchenko +1
A new phosphorous mononitride (PN, PN) line list PaiN covering infrared, visible and ultraviolet regions is presented. The PaiN line list extend…
ExoMol line lists -- LX. Molecular line list for the ammonia isotopologue NH
Sergei N. Yurchenko, Charles A. Bowesman, Ryan P. Brady +10
A theoretical line list for NH CoYuTe-15 is presented based on the empirical potential energy and ab initio dipole moments surfaces developed and used for the production…
ExoMol line lists -- LIX. High-temperature line list for NO
Sergei N. Yurchenko, Thomas M. Mellor, Jonathan Tennyson
New hot line lists for five isotopologues of NO are presented, for the parent NO and 4 singly substituted species NO, NO, $^{14}…
Sulphur dioxide in the mid-infrared transmission spectrum of WASP-39b
Diana Powell, Adina D. Feinstein, Elspeth K. H. Lee +70
The recent inference of sulphur dioxide (SO) in the atmosphere of the hot (1100 K), Saturn-mass exoplanet WASP-39b from near-infrared JWST observations suggests that phot…
Nightside clouds and disequilibrium chemistry on the hot Jupiter WASP-43b
Taylor J. Bell, Nicolas Crouzet, Patricio E. Cubillos +80
Hot Jupiters are among the best-studied exoplanets, but it is still poorly understood how their chemical composition and cloud properties vary with longitude. Theoretical models pr…
The impact of spectral line wing cut-off: Recommended standard method with application to MAESTRO opacity database
Ehsan, Gharib-Nezhad, Natasha E. Batalha +8
When computing cross-sections from a line list, the result depends not only on the line strength, but also the line shape, pressure-broadening parameters, and line wing cut-off (i.…
ExoMol line lists -- LVI: The SO line list, MARVEL analysis of experimental transition data and refinement of the spectroscopic model
Ryan P. Brady, Sergei N. Yurchenko, Jonathan Tennyson +1
A semi-empirical IR/Vis line list, SOLIS, for the sulphur monoxide molecule SO is presented. SOLIS includes accurate empirical rovibrational energy levels, uncertaint…
Data structures for photoabsorption within the ExoMol project
Jonathan Tennyson, Marco Pezzella, Jingxin Zhang +1
The ExoMol database currently provides comprehensive line lists for modelling the spectroscopic properties of molecules in hot atmospheres. Extending the spectral range of the data…
A spectroscopic thermometer: individual vibrational band spectroscopy with the example of OH in the atmosphere of WASP-33b
Sam O. M. Wright, Stevanus K. Nugroho, Matteo Brogi +26
Individual vibrational band spectroscopy presents an opportunity to examine exoplanet atmospheres in detail by distinguishing where the vibrational state populations of molecules d…
ExoMol line lists -- XLVII. Rovibronic molecular line list of the calcium monohydroxide radical (CaOH)
Alec Owens, Alexander Mitrushchenkov, Sergei N. Yurchenko +1
Any future detection of the calcium monohydroxide radical (CaOH) in stellar and exoplanetary atmospheres will rely on accurate molecular opacity data. Here, we present the first co…
ExoMol line lists -- {XLVI}: Empirical rovibronic spectra of silicon mononitrate (SiN) covering the 6 lowest electronic states and 4 isotopologues
Mikhail Semenov, Nicholas Clark, Sergei N. Yurchenko +2
Silicon mononitride (SiN, SiN, SiN, SiN) line lists covering infrared, visible and ultraviolet regions are presented. The \n…
ExoMol line lists -- XLV. Rovibronic molecular line lists of calcium monohydride (CaH) and magnesium monohydride (MgH)
Alec Owens, Sophie Dooley, Luke McLaughlin +4
New molecular line lists for calcium monohydride (CaH) and magnesium monohydride (MgH) and its minor isotopologues (MgH and MgH)…
Non-Local thermal equilibrium spectra of atmospheric molecules for exoplanets
Sam O. M. Wright, Ingo Waldmann, Sergei N. Yurchenko
Here we present a study of non-LTE effects on the exoplanetary spectra of a collection of molecules which are key in the investigation of exoplanet atmospheres: water, methane, car…
Cross-sections for heavy atmospheres: HO self-broadening
Lara O. Anisman, Katy L. Chubb, Quentin Changeat +4
The discovery of super-Earth and mini-Neptune exoplanets means that atmospheric signals from low-mass, temperate exoplanets are being increasingly studied. The signal acquired as t…
ExoMol line lists -- XLIV. IR and UV line list for silicon monoxide (SiO)
Sergei N. Yurchenko, Jonathan Tennyson, Anna-Maree Syme +15
A new silicon monoxide (SiO) line list covering infrared, visible and ultraviolet regions called SiOUVenIR is presented. This line list extends the infrared EBJT ExoM…
A high-resolution line list for AlO
Charles A. Bowesman, Meiyin Shuai, Sergei N. Yurchenko +1
Indications of aluminium monoxide in atmospheres of exoplanets are being reported. Studies using high-resolution spectroscopy should allow a strong detection but require high accur…
Cross-sections for heavy atmospheres: HO continuum
Lara O. Anisman, Katy L. Chubb, Jonathan Elsey +5
Most of the exoplanets detected up to now transit in front of their host stars, allowing for the generation of transmission spectra; the study of exoplanet atmospheres relies heavi…
Five carbon- and nitrogen-bearing species in a hot giant planet's atmosphere
Paolo Giacobbe, Matteo Brogi, Siddharth Gandhi +40
The atmospheres of gaseous giant exoplanets orbiting close to their parent stars (hot Jupiters) have been probed for nearly two decades. They allow us to investigate the chemical a…
ExoMol molecular line lists -- XLII: Rovibronic molecular line list for the low-lying states of NO
Qianwei Qu, Sergei N. Yurchenko, Jonathan Tennyson
An accurate line list, called XABC, is computed for nitric oxide which covers its pure rotational, vibrational and rovibronic spectra. A mixture of empirical and theoretical electr…
ExoMol line lists -- XLI. High-temperature molecular line lists for the alkali metal hydroxides KOH and NaOH
A. Owens, J. Tennyson, S. N. Yurchenko
Potassium hydroxide (KOH) and sodium hydroxide (NaOH) are expected to occur in the atmospheres of hot rocky super-Earth exoplanets but a lack of spectroscopic data is hampering the…