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

200 papers

Silicon mononitride ($^{28}$Si$^{14}$N, $^{29}$Si$^{14}$N, $^{30}$Si$^{14}$N, $^{28}$Si$^{15}$N) line lists covering infrared, visible and ultraviolet regions are presented. The \name\ line lists produced by ExoMol include rovibronic…

Earth and Planetary Astrophysics · Physics 2022-10-25 Mikhail Semenov , Nicholas Clark , Sergei N. Yurchenko , Gap-Sue Kim , Jonathan Tennyson

Hot line lists for two isotopologues of water, \octo\ and \heto, are presented. The calculations employ newly constructed potential energy surfaces (PES) which take advantage of a novel method for using the large set of experimental energy…

A computed line list for formaldehyde, H$_2{}^{12}$C$^{16}$O, applicable to temperatures up to $T=1500$~K is presented. An empirical potential energy and {\it ab initio} dipole moment surfaces are used as the input to nuclear motion program…

Astrophysics of Galaxies · Physics 2015-06-02 Ahmed F. Al-Refaie , Andrey Yachmenev , Jonathan Tennyson , Sergei N. Yurchenko

The rovibronic structure of A$^2\Sigma^+$, B$^2\Pi$ and C$^2\Pi$ states of nitric oxide (NO)is studied with the aim of producing comprehensive line lists for its near ultraviolet spectrum. Empirical energy levels for the three electronic…

Chemical Physics · Physics 2021-08-24 Qianwei Qu , Bridgette Cooper , Sergei N. Yurchenko , Jonathan Tennyson

A new ro-vibrational line list for the ground electronic state of the main isotopologue of acetylene, $^{12}$C$_2$H$_2$, is computed as part of the ExoMol project. The aCeTY line list covers the transition wavenumbers up to 10,000 cm$^{-1}$…

Solar and Stellar Astrophysics · Physics 2020-02-05 Katy L. Chubb , Jonathan Tennyson , Sergey N. Yurchenko

Indications of aluminium monoxide in atmospheres of exoplanets are being reported. Studies using high-resolution spectroscopy should allow a strong detection but require high accuracy laboratory data. A \textsc{marvel} (measured active…

Earth and Planetary Astrophysics · Physics 2021-10-29 Charles A. Bowesman , Meiyin Shuai , Sergei N. Yurchenko , Jonathan Tennyson

A new hot line list is calculated for $^{12}$CH$_4$ in its ground electronic state. This line list, called 10to10, contains 9.8 billion transitions and should be complete for temperatures up to 1500 K. It covers the wavelengths longer than…

Earth and Planetary Astrophysics · Physics 2014-06-27 Sergei N. Yurchenko , Jonathan Tennyson

A new hot line list for the main isotopologue of CO$_2$ is presented. The line list consists of almost 2.5 billion transitions between 3.5 million rotation-vibration states of CO$_2$ in its ground electronic state, covering the wavenumber…

Earth and Planetary Astrophysics · Physics 2020-07-10 S. N. Yurchenko , Thomas M. Mellor , Richard S. Freedman , J. Tennyson

Empirical line lists for the open shell molecule $^{89}$Y$^{16}$O (yttrium oxide) and its isotopologues are presented. The line lists cover the 6 lowest electronic states: $X {}^{2}\Sigma^{+}$, $A {}^{2}\Pi$, $A' {}^{2}\Delta$, $B…

Solar and Stellar Astrophysics · Physics 2023-11-14 Sergei N. Yurchenko , Ryan P. Brady , Jonathan Tennyson , Alexander N. Smirnov , Oleg A. Vasilyev , Victor G. Solomonik

A new line list for H$_2$$^{16}$O is presented. This line list, which is called POKAZATEL, includes transitions between rotation-vibrational energy levels up to 41000 cm$^{-1}$ in energy and is the most complete to date. The potential…

Earth and Planetary Astrophysics · Physics 2018-08-21 Oleg L. Polyansky , Aleksandra A. Kyuberis , Nikolai F. Zobov , Jonathan Tennyson , Sergei N. Yurchenko , Lorenzo Lodi

A new line list for AlH is produced. The WYLLoT line list spans two electronic states $X\,{}^1\Sigma^+$ and $A\,{}^1\Pi$. A diabatic model is used to model the shallow potential energy curve of the $A\,{}^1\Pi$ state, which has a strong…

Solar and Stellar Astrophysics · Physics 2018-08-21 Sergei N. Yurchenko , Henry Williams , Paul C. Leyland , Lorenzo Lodi , Jonathan Tennyson

A revised rotation-vibration line list for the combined hydrogen cyanide (HCN) / hydrogen isocyanide (HNC) system is presented. The line list uses {\it ab initio} transition intensities calculated previously (Harris et al., ApJ, 2002, 578,…

Solar and Stellar Astrophysics · Physics 2014-06-27 R. J. Barber , J. K. Strange , C. Hill , O. L. Polyansky , G. Ch. Mellau , S. N. Yurchenko , Jonathan Tennyson

A new line list for hydronium (H$_3$$^{16}$O$^+$) is computed. The line list is based on a new ab initio dipole moment surface (CCSD(T)/aug-cc-pVQZ) and a new empirical potential energy surface (PES). The empirical PES of H$_3$O$^+$ was…

Earth and Planetary Astrophysics · Physics 2020-07-29 S. N. Yurchenko , Jonathan Tennyson , Steve Miller , V. V. Melnikov , J. O'Donoghue , L. Moore

Accurate line lists for the carbon dimer, C$_2$, are presented. These line lists cover rovibronic transitions between the eight lowest electronic states: $X\,{}^{1}\Sigma_{g}^{+}$, $a\,{}^{3}\Pi_{u}$, $A\,{}^{1}\Pi_{u}$,…

Solar and Stellar Astrophysics · Physics 2018-12-19 Sergei N. Yurchenko , István Szabó , Elizaveta Pyatenko , Jonathan Tennyson

The sodium monoxide radical (NaO) is observed in night glow in the Earth's mesosphere and likely has astronomical importance. This study concerns the optical transitions within the ground X $^2\Pi$ state and to the very low-lying…

Chemical Physics · Physics 2022-10-26 G. B. Mitev , S. Taylor , Jonathan Tennyson , S. N. Yurchenko , A. A. Buchachenko , A. V. Stolyarov

Remote sensing experiments require high-accuracy, preferably sub-percent, line intensities and in response to this need we present computed room temperature line lists for six symmetric isotopologues of carbon dioxide: $^{13}$C$^{16}$O$_2$,…

Earth and Planetary Astrophysics · Physics 2017-11-01 Emil J. Zak , Jonathan Tennyson , Oleg L. Polyansky , Lorenzo Lodi , Nikolay F. Zobov , Sergei A. Tashkun , Valery I. Perevalov

A new molecular line list for lithium hydroxide ($^{7}$Li$^{16}$O$^{1}$H) covering wavelengths $\lambda > 1 \mu$m (the 0-10000 cm$^{-1}$ range) is presented. The OYT7 line list contains over 331 million transitions between…

A new line list including positions and absolute intensities (in the form of Einstein $A$ values and oscillator strengths) has been produced for the OH ground X\DP\ state rovibrational (Meinel system) and pure rotational transitions. All…

Solar and Stellar Astrophysics · Physics 2015-04-08 James S. A. Brooke , Peter F. Bernath , Colin M. Western , Christopher Sneden , Melike Afşar , Gang Li , Iouli E. Gordon

New MiZo line lists are presented for the D$_2$H$^+$ and D$_3^+$ isotopologues of H$_3^+$. These line lists plus the existing H$_3^+$ MiZATeP and the Sochi H$_2$D$^+$ line lists are updated using empirical energy levels generated using the…

Imidogen (NH) is a reactive molecule whose presence in astrochemical environments is of interest due to its role in the formation of nitrogen-containing molecules and as a potential probe of nitrogen abundance. Spectroscopic NH monitoring…

Earth and Planetary Astrophysics · Physics 2024-05-24 Armando N. Perri , Laura K. McKemmish