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Related papers: ExoMol Line List XXI: Nitric Oxide (NO)

200 papers

The ExoMol database aims to provide comprehensive molecular line lists for exoplanetary and other hot atmospheres. The data are expanded by inclusion of empirically derived line lists taken from the literature for a series of diatomic…

Solar and Stellar Astrophysics · Physics 2020-02-18 Yixin Wang , Jonathan Tennyson , Sergei N. Yurchenko

New molecular line lists for calcium monohydride ($^{40}$Ca$^{1}$H) and magnesium monohydride ($^{24}$Mg$^{1}$H) and its minor isotopologues ($^{25}$Mg$^{1}$H and $^{26}$Mg$^{1}$H) are presented. The rotation-vibration-electronic…

Earth and Planetary Astrophysics · Physics 2022-10-25 Alec Owens , Sophie Dooley , Luke McLaughlin , Brandon Tan , Guanming Zhang , Sergei N. Yurchenko , Jonathan Tennyson

Accurate line lists are important for the description of the spectroscopic nature of small molecules. While a line list for CN (an important molecule for chemistry and astrophysics) exists, no underlying energy spectroscopic model has been…

Chemical Physics · Physics 2021-06-08 Anna-Maree Syme , Laura K. McKemmish

A new hot line list for $^{14}$NH$_3$ is presented. The line list CoYuTe was constructed using an accurate, empirically refined potential energy surface and a CCSD(T)/aug-cc-pVQZ ab initio dipole moment surface of ammonia, previously…

Solar and Stellar Astrophysics · Physics 2019-11-26 Phillip A. Coles , Sergei N. Yurchenko , Jonathan Tennyson

Accurate rotation-vibration line lists for two molecules, NaCl and KCl, in their ground electronic states are presented. These line lists are suitable for temperatures relevant to exoplanetary atmospheres and cool stars (up to 3000 K).…

A new silicon monoxide ($^{28}$Si$^{16}$O) line list covering infrared, visible and ultraviolet regions called SiOUVenIR is presented. This line list extends the infrared EBJT ExoMol line list by including vibronic transitions to the…

Comprehensive line lists for phosphorus monoxide ($^{31}$P$^{16}$O) and phosphorus monosulphide ($^{31}$P$^{32}$S) in their $X$ $^2\Pi$ electronic ground state are presented. The line lists are based on new ab initio potential energy (PEC),…

Solar and Stellar Astrophysics · Physics 2017-09-12 Laxmi Prajapat , Pawel Jagoda , Lorenzo Lodi , Maire N. Gorman , Sergei N. Yurchenko , Jonathan Tennyson

Published high-resolution rotation-vibration transitions of \spec{h212c16o}, the principal isotopologue of methanal, are analyzed using the MARVEL (Measured Active Rotation-Vibration Energy Levels) procedure. The literature results are…

SiS has long been observed in the circumstellar medium of the carbon-rich star IRC+10216 CW Leo. Comprehensive and accurate rotation-vibrational line lists and partition functions are computed for 12 isotopologues of silicon sulphide…

Solar and Stellar Astrophysics · Physics 2018-08-21 Apoorva Upadhyay , Eamon K. Conway , Jonathan Tennyson , Sergei N. Yurchenko

Comprehensive rotation-vibration line lists are presented for the two main isotopologues of methyl chloride, $^{12}$CH$_3{}^{35}$Cl and $^{12}$CH$_3{}^{37}$Cl. The line lists, OYT-35 and OYT-37, are suitable for temperatures up to…

Earth and Planetary Astrophysics · Physics 2018-08-21 A. Owens , A. Yachmenev , W. Thiel , A. Fateev , J. Tennyson , S. N. Yurchenko

A new phosphorous mononitride (${}^{31}$P${}^{14}$N, ${}^{31}$P${}^{15}$N) line list PaiN covering infrared, visible and ultraviolet regions is presented. The PaiN line list extending to the $A\,{}^{1}\Pi$ -- $X\,{}^{1}\Sigma^{+}$ vibronic…

Earth and Planetary Astrophysics · Physics 2024-10-25 Mikhail Semenov , Nayla El-Kork , Sergei N. Yurchenko , Jonathan Tennyson

Improved opacities are needed for modelling the atmospheres and evolution of cool carbon-rich stars and extra-solar planets; in particular, contributions made by the astrophysically important propadienediylidene (C$_3$) molecule need, at a…

Solar and Stellar Astrophysics · Physics 2024-10-25 A. E. Lynas-Gray , O. L. Polyansky , J. Tennyson , S. N. Yurchenko , N. F. Zobov

The GYT line list covering rotational, rovibrational and rovibronic transitions of the mercapto radical SH is presented. This work extends and replaces the SNaSH line list [Yurchenko et al., 2018, MNRAS, 478, 270] which covers the ground…

Earth and Planetary Astrophysics · Physics 2019-10-25 Maire N. Gorman , Sergei N. Yurchenko , Jonathan Tennyson

A comprehensive hot line list is calculated for $^{31}$PH$_3$ in its ground electronic state. This line list, called SAlTY, contains almost 16.8 billion transitions between 7.5 million energy levels and it is suitable for simulating spectra…

Earth and Planetary Astrophysics · Physics 2015-04-13 Clara Sousa-Silva , Ahmed F. Al-Refaie , Jonathan Tennyson , Sergei N. Yurchenko

A semi-empirical IR/Vis line list, SOLIS, for the sulphur monoxide molecule $^{32}$S$^{16}$O is presented. SOLIS includes accurate empirical rovibrational energy levels, uncertainties, lifetimes, quantum number assignments, and transition…

Earth and Planetary Astrophysics · Physics 2023-12-18 Ryan P. Brady , Sergei N. Yurchenko , Jonathan Tennyson , Gap-Sue Kim

Silicon dioxide (SiO$_2$) is expected to occur in the atmospheres of hot rocky super-Earth exoplanets but a lack of spectroscopic data is hampering its possible detection. Here, we present the first, comprehensive molecular line list for…

Earth and Planetary Astrophysics · Physics 2020-05-29 A. Owens , E. K. Conway , J. Tennyson , S. N. Yurchenko

A new line list for ethylene, $^{12}$C$_2$$^1$H$_4$ is presented. The line list is based on high level ab initio potential energy and dipole moment surfaces. The potential energy surface is refined by fitting to experimental energies. The…

Earth and Planetary Astrophysics · Physics 2018-08-21 Barry P. Mant , Andrey Yachmenev , Jonathan Tennyson , Sergei N. Yurchenko

The use of variational nuclear motion programs to compute line lists of transition frequencies and intensities is now a standard procedure. The ExoMol project has used this technique to generate line lists for studies of hot bodies such as…

Chemical Physics · Physics 2016-07-06 Jonathan Tennyson , S. N. Yurchenko

New line lists are presented for the two most abundant water isotopologues; H$_{2}$$^{16}$O and H$_{2}$$^{18}$O. The H$_{2}$$^{16}$O line list extends to 25710 cm$^{-1}$ with intensity stabilities provided via ratios of calculated…

Earth and Planetary Astrophysics · Physics 2020-02-19 Eamon K. Conway , Iouli E. Gordon , Aleksandra A. Kyuberis , Oleg L. Polyansky , Jonathan Tennyson , Nikolai F. Zobov

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 comprehensive molecular line list of CaOH covering the \A--\X\…

Earth and Planetary Astrophysics · Physics 2022-10-25 Alec Owens , Alexander Mitrushchenkov , Sergei N. Yurchenko , Jonathan Tennyson