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about [2019/02/09 20:25] – external edit 127.0.0.1about [2023/11/07 12:45] (current) – mueller
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 +The files in the [[https://cdms.astro.uni-koeln.de/classic/entries|Entries section]] contain predictions for
 +atoms and molecules of astrophysical and atmospheric interest as well as some documentation on which data have
 +been used for the predictions. At present, the aim of of this page is to supplement data bases such as the
 +[[http://spec.jpl.nasa.gov/ftp/pub/catalog/catform.html|JPL catalog]]. Herb Pickett's programs **SPFIT** and
 +**SPCAT** have been used for the most part to generate the predictions.
  
-C. P. Endres, S. Schlemmer, P. Schilke, J. Stutzki, and H. S. P. Müller,  +After some general remark, a brief description of the format of the catalog entries 
-**The Cologne Database for Molecular Spectroscopy, CDMS, in the Virtual Atomic and Molecular Data Centre, VAMDC** +follows below along with remarks on the selection rules and assignments, 
-[J. Mol. Spectrosc. 327, 95–104 (2016)](http://dx.doi.org/10.1016/j.jms.2016.03.005) +comments on the reliability of the predictions, 
-[Please visit also the VAMDC-compatible version of the CDMS](https://cdms.ph1.uni-koeln.de/cdms/portal/)+remarks on the partition function, and 
 +some useful equations.
  
-H. S. P. Müller, F. Schlöder, J. Stutzki, and G. Winnewisser,  +**The structure of the files** is described in detail in the Letter 
-[*J. Mol. Struct.* **742**, 215–227 (2005)](http://dx.doi.org/10.1016/j.molstruc.2005.01.027)+[[https://cdms.astro.uni-koeln.de/classic/predictions/pdfs/CDMS_AA.pdf|THE COLOGNE DATABASE FOR MOLECULAR SPECTROSCOPY, CDMS]] 
 +by H. S. P. Müller, 
 +S. Thorwirth, D. A. Roth, and G. Winnewisser; *Astron. Astrophys.* **370** (2001) 
 +L49 – L52.\\ 
 +An update on the CDMS appeared somewhat later: H. S. P. Müller, F. Schlöder, J. Stutzki, and G. Winnewisser, 
 +[[https://cdms.astro.uni-koeln.de/classic/predictions/pdfs/CDMS_JMSt.pdf|THE COLOGNE DATABASE FOR MOLECULAR SPECTROSCOPY, CDMS: A USEFUL TOOL FOR ASTRONOMERS AND 
 +SPECTROSCOPISTS]], *J. Mol. Struct.* **742**, 215–227 (2005).
  
-H. S. P. Müller, S. Thorwirth, D. A. Roth, and G. Winnewisser, +Please acknowledge use of the CDMS by citing these articles. You are very welcome to state the web address 
-[*Astronomy and Astrophysics* **370,** L49–L52 (2001)](http://www.edpsciences.org/articles/aa/pdf/2001/18/aadb051.pdf) +also. We recommend to cite the original sources of the data too, which are given in the documentations, 
-[[http://example.com|External Link]] +at least as far as this is feasible. Since the format in the CDMS catalog is identical to the one in the JPL 
-The files in the [[/classic/entries|Entries section]] contain predictions +catalog information can also be found in the article SUBMILLIMETER, MILLIMETER, AND MICROWAVE SPECTRAL 
-for atoms and molecules of astrophysical and atmospheric interest as +LINE CATALOG by H. M. Pickett, R. L. Poynter, E. A. Cohen, M. L. Delitsky, J. C. Pearson, and 
-well as some documentation on which data have been used for the +H. S. P. Müller; *J. Quant. Spectrosc. Radiat. Transfer* **60** (1998) 883 – 890.
-predictions. At present, the aim of of this page is to supplement data +
-bases such as the [JPL +
-catalog](http://spec.jpl.nasa.gov/ftp/pub/catalog/catform.html). Herb +
-Pickett's programs **SPFIT** and **SPCAT** have been used for the most +
-part to generate the predictions.+
  
-After some general remark, a [brief description of the format of the +Some catalog entries are available with frequencies in units of cm<sup>–1</sup>. This applies mainly to 
-catalog entries](description.html#description) follows below along with +light hydrides and some stable molecules that might be of interest as secondary standards in the laboratory 
-[remarks on the selection rules and +or in radioastronomical observations.
-assignments](description.html#selection), [comments on the reliability +
-of the predictions](description.html#reliable), [remarks on the +
-partition function](description.html#partition), and [some useful +
-equations](description.html#equations).+
  
-[The structure of the files]{style="color:#f00090"} is described in +**Vibration-rotation transitions** in the far-infrared region have been included 
-detail in the Letter [THE COLOGNE DATABASE FOR MOLECULAR SPECTROSCOPY, +for C~3~. They may be included in a greater number in the near future. Vibration-rotation transitions in 
-CDMS](/classic/pdfs/CDMS_AA.pdf) by H. S. P. Müller, S. Thorwirth, D. A. +the mid-infrared region are currently not considered to be included in the database. If there is a genuine 
-Roth, and G. Winnewisser; *Astron. Astrophys.* **370** (2001) L49 – +interest for such information to be included in our database please use the 
-L52.\ +**comments and suggestions** option below in order to suggest species. 
-An update on the CDMS appeared somewhat later: H. S. P. Müller, F. +Information on background literature is desirable !!
-Schlöder, J. Stutzki, and G. Winnewisser, [THE COLOGNE DATABASE FOR +
-MOLECULAR SPECTROSCOPY, CDMS: A USEFUL TOOL FOR ASTRONOMERS AND +
-SPECTROSCOPISTS](/classic/pdfs/CDMS_JMSt.pdf), *J. Mol. Struct.* +
-**742**, 215–227 (2005).+
  
-Please acknowledge use of the CDMS by citing these articles. You are +As in the JPL catalog, the species are sorted according to their molecular weight in atomic mass units, which also constitutes the first three digits of the six digit **molecule tag** (with leading zeros frequently omitted), the fourth digit is a 5 (to avoid any conflict with the JPL numbering scheme), and the last two digits are used to number entries with the same molecular weight.
-very welcome to state the web address also. We recommend to cite the +
-original sources of the data too, which are given in the documentations, +
-at least as far as this is feasible. Since the format in the CDMS +
-catalog is identical to the one in the JPL catalog information can also +
-be found in the article SUBMILLIMETER, MILLIMETER, AND MICROWAVE +
-SPECTRAL LINE CATALOG by H. M. Pickett, R. L. Poynter, E. A. Cohen, M. +
-L. Delitsky, J. C. Pearson, and H. S. P. Müller; *J. Quant. Spectrosc. +
-Radiat. Transfer* **60** (1998) 883 – 890. +
- +
-Some catalog entries are available with frequencies in units of cm^–1^. +
-This applies mainly to light hydrides and some stable molecules that +
-might be of interest as secondary standards in the laboratory or in +
-radioastronomical observations. +
- +
-[Vibration-rotation transitions]{style="color:#f00090"} in the +
-far-infrared region have been included for C~3~. They may be included in +
-a greater number in the near future. Vibration-rotation transitions in +
-the mid-infrared region are currently not considered to be included in +
-the database. If there is a genuine interest for such information to be +
-included in our database please use the [comments and +
-suggestions]{style="color:#f00090"} option below in order to suggest +
-species. Information on background literature is desirable !! +
- +
-As in the JPL catalog, the species are sorted according to their +
-molecular weight in atomic mass units, which also constitutes the first +
-three digits of the six digit **[molecule tag]{style="color:#ff9000"}** +
-(with leading zeros frequently omitted), the fourth digit is a 5 (to +
-avoid any conflict with the JPL numbering scheme), and the last two +
-digits are used to number entries with the same molecular weight.+
  
 +<alert type="info">
 +  * C. P. Endres, S. Schlemmer, P. Schilke, J. Stutzki, and H. S. P. Müller, **The Cologne Database for Molecular Spectroscopy, CDMS, in the Virtual Atomic and Molecular Data Centre, VAMDC** [[https://doi.org/10.1016/j.jms.2016.03.005|J. Mol. Spectrosc. 327, 95–104 (2016)]]
 +  * H. S. P. Müller, F. Schlöder, J. Stutzki, and G. Winnewisser, [[https://doi.org/10.1016/j.molstruc.2005.01.027|J. Mol. Struct. 742, 215–227 (2005)]]
 +  * H. S. P. Müller, S. Thorwirth, D. A. Roth, and G. Winnewisser, [[https://doi.org/10.1051/0004-6361:20010367|Astronomy and Astrophysics 370, L49–L52 (2001)]]
 +</alert>
 ---- ----
  
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     Dr. Holger S. P. Müller     hspm(at)ph1(Dot)uni-koeln(Dot)de     Dr. Holger S. P. Müller     hspm(at)ph1(Dot)uni-koeln(Dot)de
-    Dr. Christian P. Endres     endres(at)ph1(Dot)uni-koeln(Dot)de +    Dr. Christian P. Endres     cendres(at)mpe(Dot)mpg(Dot)de 
-    Prof. Dr. Jürgen Stutzki    stutzki(at)ph1(Dot)uni-koeln(Dot)de+    Prof. Dr. Peter Schilke     schilke(at)ph1(Dot)uni-koeln(Dot)de
     Prof. Dr. Stephan Schlemmer schlemmer(at)ph1(Dot)uni-koeln(Dot)de     Prof. Dr. Stephan Schlemmer schlemmer(at)ph1(Dot)uni-koeln(Dot)de
  
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