Sökning: onr:"swepub:oai:research.chalmers.se:842a3b9a-685e-49ae-bffb-669d04091db9" > Interstellar OH+, H...
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000 | 07661naa a2200973 4500 | |
001 | oai:research.chalmers.se:842a3b9a-685e-49ae-bffb-669d04091db9 | |
003 | SwePub | |
008 | 171008s2010 | |||||||||||000 ||eng| | |
024 | 7 | a https://doi.org/10.1051/0004-6361/2010145762 DOI |
024 | 7 | a https://research.chalmers.se/publication/1265552 URI |
040 | a (SwePub)cth | |
041 | a engb eng | |
042 | 9 SwePub | |
072 | 7 | a art2 swepub-publicationtype |
072 | 7 | a ref2 swepub-contenttype |
100 | 1 | a Gerin, M.u LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France4 aut |
245 | 1 0 | a Interstellar OH+, H2O+ and H3O+ along the sight-line to G10.6-0.4 |
264 | c 2010-07-16 | |
264 | 1 | b EDP Sciences,c 2010 |
338 | a electronic2 rdacarrier | |
520 | a We report the detection of absorption lines by the reactive ions OH+, H2O+ and H3O+ along the line of sight to the submillimeter continuum source G10.6$-$0.4 (W31C). We used the Herschel HIFI instrument in dual beam switch mode to observe the ground state rotational transitions of OH+ at 971 GHz, H2O+ at 1115 and 607 GHz, and H3O+ at 984 GHz. The resultant spectra show deep absorption over a broad velocity range that originates in the interstellar matter along the line of sight to G10.6$-$0.4 as well as in the molecular gas directly associated with that source. The OH+ spectrum reaches saturation over most velocities corresponding to the foreground gas, while the opacity of the H2O+ lines remains lower than 1 in the same velocity range, and the H3O+ line shows only weak absorption. For LSR velocities between 7 and 50 kms$^{-1}$ we estimate total column densities of $N$(OH+) $> 2.5 \times 10^{14}$ cm$^{-2}$, $N$(H2O+) $\sim 6 \times 10^{13}$ cm$^{-2}$ and $N$(H3O+) $\sim 4.0 \times 10^{13}$ cm$^{-2}$. These detections confirm the role of O$^+$ and OH$^+$ in initiating the oxygen chemistry in diffuse molecular gas and strengthen our understanding of the gas phase production of water. The high ratio of the OH+ by the H2O+ column density implies that these species predominantly trace low-density gas with a small fraction of hydrogen in molecular form. | |
650 | 7 | a NATURVETENSKAPx Fysikx Astronomi, astrofysik och kosmologi0 (SwePub)103052 hsv//swe |
650 | 7 | a NATURAL SCIENCESx Physical Sciencesx Astronomy, Astrophysics and Cosmology0 (SwePub)103052 hsv//eng |
653 | a ISM: molecules | |
653 | a ISM: clouds | |
653 | a ISM: general | |
700 | 1 | a de Luca, M.u LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France4 aut |
700 | 1 | a Black, John H,d 1949u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)jblack |
700 | 1 | a Goicoechea, J.R.u Centro de Astrobiologia (CAB)4 aut |
700 | 1 | a Herbst, E.u Ohio State University4 aut |
700 | 1 | a Neufeld, D.A.u Johns Hopkins University4 aut |
700 | 1 | a Falgarone, E.u LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France4 aut |
700 | 1 | a Godard, B.u LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France,Institut d'Astrophysique Spatiale4 aut |
700 | 1 | a Pearson, T. J.4 aut |
700 | 1 | a Lis, D.u California Institute of Technology (Caltech)4 aut |
700 | 1 | a Phillips, T.G.u California Institute of Technology (Caltech)4 aut |
700 | 1 | a Bell, T. A.u California Institute of Technology (Caltech)4 aut |
700 | 1 | a Sonnentrucker, P.u Johns Hopkins University4 aut |
700 | 1 | a Boulanger, F.u Institut d'Astrophysique Spatiale4 aut |
700 | 1 | a Cernicharo, J.u Centro de Astrobiologia (CAB)4 aut |
700 | 1 | a Coutens, A.u Centre national de la recherche scientifique (CNRS),Université de Toulouse,University of Toulouse4 aut |
700 | 1 | a Dartois, E.u Institut d'Astrophysique Spatiale4 aut |
700 | 1 | a Encrenaz, P.u LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France4 aut |
700 | 1 | a Giesen, T.u Universität zu Köln,University of Cologne4 aut |
700 | 1 | a Goldsmith, P.F.4 aut |
700 | 1 | a Gupta, H.4 aut |
700 | 1 | a Gry, C.u Laboratoire d'Astrophysique de Marseille4 aut |
700 | 1 | a Hennebelle, P.u LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France4 aut |
700 | 1 | a Hily-Blant, P.4 aut |
700 | 1 | a Joblin, C.u Centre national de la recherche scientifique (CNRS),Université de Toulouse,University of Toulouse4 aut |
700 | 1 | a Kazmierczak, M.u Uniwersytet Mikolaja Kopernika w Toruniu,Nicolaus Copernicus University4 aut |
700 | 1 | a Kolos, R.u Polish Academy of Sciences4 aut |
700 | 1 | a Krelowski, J.u Uniwersytet Mikolaja Kopernika w Toruniu,Nicolaus Copernicus University4 aut |
700 | 1 | a Martin-Pintado, J.u Centro de Astrobiologia (CAB)4 aut |
700 | 1 | a Monje, Raquel,d 1979u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)em1raque |
700 | 1 | a Mookerjea, B.u Tata Institute of Fundamental Research4 aut |
700 | 1 | a Perault, M.u LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France4 aut |
700 | 1 | a Persson, Carina,d 1964u Chalmers tekniska högskola,Chalmers University of Technology4 aut0 (Swepub:cth)carina64 |
700 | 1 | a Plume, R.u University of Calgary4 aut |
700 | 1 | a Rimmer, P. B.u Ohio State University4 aut |
700 | 1 | a Salez, Mu LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, France4 aut |
700 | 1 | a Schmidt, M.u European Space Astronomy Centre (ESAC)4 aut |
700 | 1 | a Stutzki, J.u Universität zu Köln,University of Cologne4 aut |
700 | 1 | a Teyssier, D.u MPI fur Extraterrestrische Physik4 aut |
700 | 1 | a Vastel, C.u Centre national de la recherche scientifique (CNRS),Université de Toulouse,University of Toulouse4 aut |
700 | 1 | a Yu, S.4 aut |
700 | 1 | a Contursi, A.u Max Planck Gesellschaft zur Förderung der Wissenschaften e.V. (MPG),Max Planck Society for the Advancement of Science (MPG)4 aut |
700 | 1 | a Menten, K.u Gemini Observatory North4 aut |
700 | 1 | a Geballe, Thomasu Polish Academy of Sciences4 aut |
700 | 1 | a Schlemmer, S.u Universität zu Köln,University of Cologne4 aut |
700 | 1 | a Shipman, R.u Netherlands Institute for Space Research (SRON)4 aut |
700 | 1 | a Tielens, A.G.G.M.4 aut |
700 | 1 | a Philipp-May, S.u Deutsches Zentrums für Luft- und Raumfahrt (DLR),German Aerospace Center (DLR),Gemini Observatory North4 aut |
700 | 1 | a Cros, A.u Centre national de la recherche scientifique (CNRS),Université de Toulouse,University of Toulouse4 aut |
700 | 1 | a Zmuidzinas, J.u California Institute of Technology (Caltech)4 aut |
700 | 1 | a Samoska, L.A.4 aut |
700 | 1 | a Klein, K.u Deutsches Zentrums für Luft- und Raumfahrt (DLR),German Aerospace Center (DLR)4 aut |
700 | 1 | a Lorenzani, A.u Osservatorio Astrofisico di Arcetri,Arcetri Astrophysical Observatory4 aut |
710 | 2 | a LERMA - Laboratoire d'Etudes du Rayonnement et de la Matiere en Astrophysique et Atmospheres, Franceb Chalmers tekniska högskola4 org |
773 | 0 | t Astronomy and Astrophysicsd : EDP Sciencesg 518:4, s. 110-q 518:4<110-x 0004-6361x 1432-0746 |
856 | 4 | u http://publications.lib.chalmers.se/records/fulltext/local_126555.pdfx primaryx freey FULLTEXT |
856 | 4 | u https://www.aanda.org/articles/aa/pdf/2010/10/aa14576-10.pdf |
856 | 4 8 | u https://doi.org/10.1051/0004-6361/201014576 |
856 | 4 8 | u https://research.chalmers.se/publication/126555 |
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