Fine and hyperfine excitation of C2H by collisions with He at low temperature

作者: A Spielfiedel , N Feautrier , F Najar , D Ben Abdallah , F Dayou

DOI: 10.1111/J.1365-2966.2011.20225.X

关键词: MoleculePotential energy surfaceAtomic physicsPhysicsCollisional excitationInterstellar cloudScatteringThermalHyperfine structureExcitation

摘要: … Each hyperfine level is designated by a quantum number F (F=I+j) varying between |I−j| and … initial hyperfine level NjF to a final hyperfine level N′j′F′ were thus obtained as follow: …

参考文章(46)
A. Faure, E. Josselin, Collisional excitation of water in warm astrophysical media Astronomy & Astrophysics. ,vol. 492, pp. 257- 264 ,(2008) , 10.1051/0004-6361:200810717
Sławomir M. Cybulski, Rafał R. Toczyłowski, Ground state potential energy curves for He2, Ne2, Ar2, He–Ne, He–Ar, and Ne–Ar: A coupled-cluster study Journal of Chemical Physics. ,vol. 111, pp. 10520- 10528 ,(1999) , 10.1063/1.480430
François Lique, Temperature dependence of the fine-structure resolved rate coefficients for collisions of O2(XΣ3g−) with He Journal of Chemical Physics. ,vol. 132, pp. 044311- 044311 ,(2010) , 10.1063/1.3299283
François Lique, Annie Spielfiedel, Nicole Feautrier, Ioan F. Schneider, Jacek Kłos, Millard H. Alexander, Rotational excitation of CN(X Σ2+) by He: Theory and comparison with experiments The Journal of Chemical Physics. ,vol. 132, pp. 024303- 024303 ,(2010) , 10.1063/1.3285811
Robert Toboła, Fabien Dumouchel, Jacek Kłos, François Lique, Calculations of fine-structure resolved collisional rate coefficients for the NH(X3Σ-)-He system. Journal of Chemical Physics. ,vol. 134, pp. 024305- 024305 ,(2011) , 10.1063/1.3524311
Riccardo Tarroni, Stuart Carter, Theoretical calculation of vibronic levels of C2H and C2D to 10 000 cm−1 Journal of Chemical Physics. ,vol. 119, pp. 12878- 12889 ,(2003) , 10.1063/1.1627755
A. H. Saleck, R. Simon, G. Winnewisser, J. G. A. Wouterloot, Detection of interstellar 13CCH and C13CH Canadian Journal of Physics. ,vol. 72, pp. 747- 754 ,(1994) , 10.1139/P94-098
F Lique, J Kłos, None, Hyperfine excitation of CN by He Monthly Notices of the Royal Astronomical Society. ,vol. 413, pp. 4477- 4481 ,(2011) , 10.1111/J.1745-3933.2011.01023.X
F. Dumouchel, A. Faure, F. Lique, The rotational excitation of HCN and HNC by He: temperature dependence of the collisional rate coefficients Monthly Notices of the Royal Astronomical Society. ,vol. 406, pp. 2488- 2492 ,(2010) , 10.1111/J.1365-2966.2010.16826.X
David E. Woon, Thom H. Dunning, Gaussian basis sets for use in correlated molecular calculations. IV. Calculation of static electrical response properties Journal of Chemical Physics. ,vol. 100, pp. 2975- 2988 ,(1994) , 10.1063/1.466439