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| DOI | 10.1103/PHYSREVLETT.123.061101 | ||||
| Año | 2019 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
Raman scattering enables unforeseen uses for the laser guide-star system of the Very Large Telescope. Here, we present the observation of one up-link sodium laser beam acquired with the ESPRESSO spectrograph at a resolution lambda/Delta lambda similar to 140 000. In 900 s on source, we detect the pure rotational Raman lines of O-16(2), N-14(2), and (NN)-N-14-N-15 (tentatively) up to rotational quantum numbers J of 27, 24, and 9, respectively. We detect the O-16(2) fine-structure lines induced by the interaction of the electronic spin S and end-over-end rotational angular momentum N in the electronic ground state of this molecule up to N = 9. The same spectrum also reveals the nu(1 <- 0) rotational-vibrational Q-branch for O-16(2) and N-14(2). These observations demonstrate the potential of using laser guide-star systems as accurate calibration sources for characterizing new astronomical spectrographs.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Vogt, Frederic | Hombre |
ESO - Chile
European Southern Observatory Santiago - Chile ESO - Alemania |
| 2 | Kerber, Florian | Hombre |
ESO - Alemania
|
| 3 | Mehner, Andrea | Mujer |
ESO - Chile
European Southern Observatory Santiago - Chile ESO - Alemania |
| 4 | Yu, Shanshan | - |
CALTECH - Estados Unidos
Jet Propulsion Laboratory, California Institute of Technology - Estados Unidos Jet Propulsion Laboratory - Estados Unidos |
| 5 | Pfrommer, Thomas | Hombre |
ESO - Alemania
|
| 6 | Curto, Gaspare Lo | Hombre |
ESO - Chile
European Southern Observatory Santiago - Chile ESO - Alemania |
| 7 | Gu, P. -G. | Hombre |
ESO - Chile
Univ Porto - Portugal European Southern Observatory Santiago - Chile Universidade do Porto, Centro de Astrofísica - Portugal ESO - Alemania Centro de Astrofísica da Universidade do Porto - Portugal |
| 8 | Parraguez, Diego | Hombre |
ESO - Chile
European Southern Observatory Santiago - Chile ESO - Alemania |
| 9 | Pepe, Francesco A. | Hombre |
Univ Geneva - Suiza
Université de Genève - Suiza Faculty of Science - Suiza |
| 10 | Megevand, D. | Hombre |
Univ Geneva - Suiza
Université de Genève - Suiza Faculty of Science - Suiza |
| 11 | Riva, M. | Hombre |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Brera - Italia Osservatorio Astronomico di Trieste - Italia INAF - Italia |
| 12 | Di Marcantonio, Paolo | Hombre |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Trieste - Italia INAF - Italia |
| 13 | Lovis, Christophe | Hombre |
Univ Geneva - Suiza
Université de Genève - Suiza Faculty of Science - Suiza |
| 14 | Amate, M. | Hombre |
Inst Astrofis Canarias - España
Instituto Astrofisico de Canarias - España |
| 15 | Molaro, P. | Hombre |
Istituto Nazionale di Astrofisica - Italia
Osservatorio Astronomico di Trieste - Italia INAF - Italia |
| 16 | Cabral, Alexandre | Hombre |
Univ Lisbon - Portugal
Faculdade de Ciências, Universidade de Lisboa - Portugal |
| 17 | Zapatero Osorio, M. R. | Mujer |
Ctr Astrobiol CSIC INTA - España
Centro de Astrobiología (CSIC-INTA) - España CSIC-INTA - Centro de Astrobiología (CAB) - España |
| Fuente |
|---|
| Fundação para a Ciência e a Tecnologia |
| European Regional Development Fund |
| ESO Fellowship |
| European School of Oncology |
| FEDER - Fundo Europeu de Desenvolvimento Regional through COMPETE2020 - Programa Operacional Competitividade e Internacionalizacao |
| Science and Technology Foundation FCT/MCTES through national funds |
| COMPETE2020 |
| Ministério da Ciência, Tecnologia e Ensino Superior |
| Programa Operacional Competitividade e Internacionalização |
| Agradecimiento |
|---|
| We thank Ronald Holzlohner for enlightening conversations, Jorge Lillo-Box and Alvaro Ribas for sharing their expertise in MCMC techniques with us, Susana Cerda and Rodrigo Romero for their operational support during part of the ESPRESSO commissioning run, and the AOF Builders [2] for the construction and installation of the AOF on UT4 at the VLT. We are very grateful to the ESO librarians for the outstanding support of our bibliographic excursions beyond the astrophysical realm. This research has made use of the following PYTHON packages: MATPLOTLIB [53], ASTROPY, a community-developed core PYTHON package for Astronomy [54,55], APLPY, an open-source plotting package for PYTHON [56], FCMAKER [57,58], a PYTHON module to create ESO-compliant finding charts for OBs on p2, ASTROQUERY [59], which provides a set of tools for querying astronomical web forms and databases [60], ASTROPLAN [61], and EMCEE [62]. This research has also made use of the ALADIN interactive sky atlas [63], of SAOIMAGE DS9 [64] developed by Smithsonian Astrophysical Observatory, and of NASA's Astrophysics Data System. Portions of this Letter present research carried out at the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration. Government sponsorship is acknowledged. The Portuguese contribution to this work was supported by the Science and Technology Foundation FCT/MCTES through national funds and by FEDER - Fundo Europeu de Desenvolvimento Regional through COMPETE2020 - Programa Operacional Competitividade e Internacionalizacao through Grants No: UID/FIS/04434/2019; PTDC/FIS-AST/32113/2017 & POCI-01-0145-FEDER-032113; PTDC/FIS-AST/28953/2017 & POCI-01-0145-FEDER-028953; PTDC/FISAST/29245/2017; PTDC/FIS-AST/1526/2014. Based on observations made with ESO Telescopes at the La Silla Paranal Observatory under Program ID 60. A-9128(C). All the observations described in this article are freely available online from the ESO Data Archive. F. P. A. V. acknowledges an ESO Fellowship. |
| We thank Ronald Holzlöhner for enlightening conversations, Jorge Lillo-Box and Álvaro Ribas for sharing their expertise in MCMC techniques with us, Susana Cerda and Rodrigo Romero for their operational support during part of the ESPRESSO commissioning run, and the AOF Builders for the construction and installation of the AOF on UT4 at the VLT. We are very grateful to the ESO librarians for the outstanding support of our bibliographic excursions beyond the astrophysical realm. This research has made use of the following python packages: matplotlib , astropy , a community-developed core python package for Astronomy , aplpy , an open-source plotting package for python , fcmaker , a python module to create ESO-compliant finding charts for OBs on p2, astroquery , which provides a set of tools for querying astronomical web forms and databases , astroplan , and emcee . This research has also made use of the aladin interactive sky atlas , of saoimage ds 9 developed by Smithsonian Astrophysical Observatory, and of NASA’s Astrophysics Data System. Portions of this Letter present research carried out at the Jet Propulsion Laboratory, California Institute of Technology, under contract with the National Aeronautics and Space Administration. Government sponsorship is acknowledged. The Portuguese contribution to this work was supported by the Science and Technology Foundation FCT/MCTES through national funds and by FEDER - Fundo Europeu de Desenvolvimento Regional through COMPETE2020 - Programa Operacional Competitividade e Internacionalização through Grants No: UID/FIS/04434/2019; PTDC/FIS-AST/32113/2017 & POCI-01-0145-FEDER-032113; PTDC/FIS-AST/28953/2017 & POCI-01-0145-FEDER-028953; PTDC/FIS-AST/29245/2017; PTDC/FIS-AST/1526/2014. Based on observations made with ESO Telescopes at the La Silla Paranal Observatory under Program ID 60.A-9128(C). All the observations described in this article are freely available online from the ESO Data Archive. F. P. A. V. acknowledges an ESO Fellowship. |