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相关论文: ExoMol line lists -- LI. Molecular line list for l…

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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\…

地球与行星天体物理 · 物理学 2022-10-25 Alec Owens , Alexander Mitrushchenkov , Sergei N. Yurchenko , Jonathan Tennyson

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 their potential detection. Using robust first-principles…

地球与行星天体物理 · 物理学 2021-03-03 A. Owens , J. Tennyson , S. N. Yurchenko

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…

地球与行星天体物理 · 物理学 2020-05-29 A. Owens , E. K. Conway , J. Tennyson , S. N. Yurchenko

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…

太阳与恒星天体物理 · 物理学 2019-11-26 Phillip A. Coles , Sergei N. Yurchenko , Jonathan Tennyson

SiH has long been observed in the spectrum of our Sun and other cool stars. Computed line lists for the main isotopologues of silicon monohydride, $^{28}$SiH, $^{29}$SiH, $^{30}$SiH and $^{28}$SiD are presented. These line lists consider…

太阳与恒星天体物理 · 物理学 2017-12-13 Sergei N. Yurchenko , Frances Sinden , Lorenzo Lodi , Christian Hill , Maire N. Gorman , 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…

地球与行星天体物理 · 物理学 2020-07-29 S. N. Yurchenko , Jonathan Tennyson , Steve Miller , V. V. Melnikov , J. O'Donoghue , L. Moore

Line lists for magnesium oxide are computed and extensive comparisons are made with existing experimental spectra. The LiTY line lists cover all ro-vibration transitions within the five lowest-lying electronic states ($X\,{}^1\Sigma^+$,…

太阳与恒星天体物理 · 物理学 2019-04-30 Heng Ying Li , 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…

地球与行星天体物理 · 物理学 2018-08-21 A. Owens , A. Yachmenev , W. Thiel , A. Fateev , J. Tennyson , S. N. Yurchenko

New line lists for four isotopologues of nickel monohydride, $^{58}$NiH, $^{60}$NiH, $^{62}$NiH, and $^{58}$NiD are presented covering the wavenumber range $<10000$ cm$^{-1}$ ($\lambda > 1$ $\mu$m), $J$ up to 37.5 for transitions within and…

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$^{-1}$…

太阳与恒星天体物理 · 物理学 2020-02-05 Katy L. Chubb , Jonathan Tennyson , Sergey N. Yurchenko

This work presents the AYT2 line list: a comprehensive list of 114 million $^{1}$H$_2$$^{32}$S vibration-rotation transitions computed using an empirically-adjusted potential energy surface and an {\it ab initio} dipole moment surface. The…

地球与行星天体物理 · 物理学 2016-07-05 Ala'a A. A. Azzam , Jonathan Tennyson , Sergei N. Yurchenko , Olga V. Naumenko

Accurate line lists are crucial for correctly modelling a variety of astrophysical phenomena, including stellar photospheres and the atmospheres of extra-solar planets. This paper presents a new line database Toto for the main isotopologues…

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…

星系天体物理 · 物理学 2015-06-02 Ahmed F. Al-Refaie , Andrey Yachmenev , Jonathan Tennyson , Sergei 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…

地球与行星天体物理 · 物理学 2018-08-21 Barry P. Mant , Andrey Yachmenev , Jonathan Tennyson , Sergei N. Yurchenko

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…

地球与行星天体物理 · 物理学 2020-07-10 S. N. Yurchenko , Thomas M. Mellor , Richard S. Freedman , J. Tennyson

A variationally computed $^{28}$SiH$_4$ rotation-vibration line list applicable for temperatures up to $T=1200\,$K is presented. The line list, called OY2T, considers transitions with rotational excitation up to $J=42$ in the wavenumber…

化学物理 · 物理学 2017-12-29 A. Owens , A. Yachmenev , W. Thiel , J. Tennyson , S. N. Yurchenko

A computed line list for hydrogen peroxide, H$_2{}^{16}$O$_2$, applicable to temperatures up to $T=1250$~K is presented. A semi-empirical high accuracy potential energy surface is constructed and used with an {\it ab initio} dipole moment…

地球与行星天体物理 · 物理学 2016-07-05 Ahmed F. Al-Refaie , Oleg L. Polyansky , Roman I. Ovsyannikov , Jonathan Tennyson , Sergei N. Yurchenko

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…

地球与行星天体物理 · 物理学 2014-06-27 Sergei N. Yurchenko , Jonathan Tennyson

New hot line lists for five isotopologues of N$_2$O are presented, for the parent $^{14}$N$_2^{16}$O and 4 singly substituted species $^{14}$N$_2^{17}$O, $^{14}$N$_2^{18}$O, $^{14}$N$^{15}$N$^{16}$O and $^{15}$N$^{14}$N$^{16}$O. The line…

地球与行星天体物理 · 物理学 2024-10-01 Sergei N. Yurchenko , Thomas M. Mellor , Jonathan Tennyson

Accurate rotational-vibrational line lists for $^{31}$P$^{14}$N and $^{31}$P$^{15}$N in their ground electronic states are computed. The line lists are produced using an empirical potential energy curve obtained by fitting to the…

星系天体物理 · 物理学 2015-04-14 Leo Yorke , Sergei N. Yurchenko , Lorenzo Lodi , Jonathan Tennyson
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