molecules:ism:hf

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molecules:ism:hf [2019/02/25 22:38] – external edit 127.0.0.1molecules:ism:hf [2019/10/18 12:59] (current) – mueller
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 The //J// = 2 – 1 transition HF was detected in absorption toward Sgr B2 with the Long Wavelength Spectrometer of the ISO satellite:\\ The //J// = 2 – 1 transition HF was detected in absorption toward Sgr B2 with the Long Wavelength Spectrometer of the ISO satellite:\\
 D. A. Neufeld, J. Zmuidzinas, P. Schilke, and T. G. Phillips,\\ D. A. Neufeld, J. Zmuidzinas, P. Schilke, and T. G. Phillips,\\
-**[[http://dx.doi.org/10.1086/310942|Discovery of Interstellar Hydrogen Fluoride]]**\\+**[[https://doi.org/10.1086/310942|Discovery of Interstellar Hydrogen Fluoride]]**\\
 //Astrophys. J.// **488**, L141–L144 (1997). //Astrophys. J.// **488**, L141–L144 (1997).
  
 The //J// = 1 – 0 transition was observed with the HIFI instrument of the //Herschel// satellite toward G10.6-0.4 (W31C) and Orion KL. Absorption dominates in the former case, but also, very surprisingly, in the latter:\\ The //J// = 1 – 0 transition was observed with the HIFI instrument of the //Herschel// satellite toward G10.6-0.4 (W31C) and Orion KL. Absorption dominates in the former case, but also, very surprisingly, in the latter:\\
 D. A. Neufeld, P. Sonnentrucker, T. G. Phillips, et al.,\\ D. A. Neufeld, P. Sonnentrucker, T. G. Phillips, et al.,\\
-**[[http://dx.doi.org/10.1051/0004-6361/201014523|Strong Absorption by Interstellar Hydrogen Fluoride: //Herschel///HIFI Observations of the Sight-Line to G10.6–0.4 (W31C)]]**\\+**[[https://doi.org/10.1051/0004-6361/201014523|Strong Absorption by Interstellar Hydrogen Fluoride: //Herschel///HIFI Observations of the Sight-Line to G10.6–0.4 (W31C)]]**\\
 //Astron. Astrophys.// **518**, Art. No. L108 (2010);\\ //Astron. Astrophys.// **518**, Art. No. L108 (2010);\\
 T. G. Phillips, E. A. Bergin, D. C. Lis, et. al.,\\ T. G. Phillips, E. A. Bergin, D. C. Lis, et. al.,\\
-**[[http://dx.doi.org/10.1051/0004-6361/201014570|//Herschel// Observations of EXtra-Ordinary Sources (HEXOS): Detection of Hydrogen Fluoride in Absorption towards Orion KL]]**\\+**[[https://doi.org/10.1051/0004-6361/201014570|//Herschel// Observations of EXtra-Ordinary Sources (HEXOS): Detection of Hydrogen Fluoride in Absorption towards Orion KL]]**\\
 //Astron. Astrophys.// **518**, Art. No. L109 (2010). //Astron. Astrophys.// **518**, Art. No. L109 (2010).
  
 The same transition was also detected in the circumstellar envelope of the carbon rich star CW Leo by:\\ The same transition was also detected in the circumstellar envelope of the carbon rich star CW Leo by:\\
 M. Agúndez, J. Cernicharo, L. B. F. M. Waters, L. Decin, P. Encrenaz, D. Neufeld, D. Teyssier, and F. Daniel,\\ M. Agúndez, J. Cernicharo, L. B. F. M. Waters, L. Decin, P. Encrenaz, D. Neufeld, D. Teyssier, and F. Daniel,\\
-**[[http://dx.doi.org/10.1051/0004-6361/201117578|HIFI detection of Hydrogen Fluoride in the Carbon Star Envelope IRC +10216]]**\\+**[[https://doi.org/10.1051/0004-6361/201117578|HIFI detection of Hydrogen Fluoride in the Carbon Star Envelope IRC +10216]]**\\
 //Astron. Astrophys.// **533**, Art. No. L6 (2011). //Astron. Astrophys.// **533**, Art. No. L6 (2011).
  
 More recently this transition has even been detected in emission in the photon-dominated region by:\\ More recently this transition has even been detected in emission in the photon-dominated region by:\\
 F. F. S. van der Tak, V. Ossenkopf, Z. Nagy, A. Faure, M. Röllig, and E. A. Bergin,\\ F. F. S. van der Tak, V. Ossenkopf, Z. Nagy, A. Faure, M. Röllig, and E. A. Bergin,\\
-**[[http://dx.doi.org/10.1051/0004-6361/201118308|Detection of HF Emission from the Orion Bar]]**\\+**[[https://doi.org/10.1051/0004-6361/201118308|Detection of HF Emission from the Orion Bar]]**\\
 //Astron. Astrophys.// **537**, Art. No. L10 (2012). //Astron. Astrophys.// **537**, Art. No. L10 (2012).
  
 The //R//(0) rovibrational transition of HF at 4000.989 cm<sup>–1</sup> or 2.499385 μm was detected with CRIRES at the Very Large Telescope in absorption toward V1074 Sco, aka HD 154368, and Elias 29 by:\\ The //R//(0) rovibrational transition of HF at 4000.989 cm<sup>–1</sup> or 2.499385 μm was detected with CRIRES at the Very Large Telescope in absorption toward V1074 Sco, aka HD 154368, and Elias 29 by:\\
 N. Indriolo, D. A. Neufeld, A. Seifahrt, and M. J. Richter,\\ N. Indriolo, D. A. Neufeld, A. Seifahrt, and M. J. Richter,\\
-**[[http://dx.doi.org/10.1088/0004-637X/764/2/188|Direct Determination of the HF/H<sub>2</sub> Abundance Ratio in Interstellar Gas]]**\\+**[[https://doi.org/10.1088/0004-637X/764/2/188|Direct Determination of the HF/H<sub>2</sub> Abundance Ratio in Interstellar Gas]]**\\
 //Astrophys. J.// **764**, Art. No. 188 (2013).\\ //Astrophys. J.// **764**, Art. No. 188 (2013).\\
 //R//(0) as well as //R//(1) were also detected toward AFGL 2136 IRS 1. //R//(0) as well as //R//(1) were also detected toward AFGL 2136 IRS 1.
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 Contributor(s): H. S. P. Müller; 03, 2007; 12, 2010; 08, 2011; 07, 2012; 11, 2013 Contributor(s): H. S. P. Müller; 03, 2007; 12, 2010; 08, 2011; 07, 2012; 11, 2013
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