Tag Archives: spectroscopy

Charge exchange and spectroscopy with isolated highly-charged ions

Nicholas D. Guise (NIST), Samuel M. Brewer (University of Maryland), Joseph N. Tan (NIST) Compact ion traps can be useful in facilitating the study and manipulation of highly charged ions isolated in a controlled environment. Various ions of interest, including … Continue reading

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Element Distributions In The Crab Nebula

Timothy J. Satter eld, Andrea M. Katz, Adam R. Sibley & Gordon M. MacAlpine (Department of Physics and Astronomy, Trinity University, San Antonio, TX 78212 and Alan Uomoto Carnegie Institution for Science, The Observatories, Pasadena, CA 91101) Images of the Crab … Continue reading

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Near-infrared spectroscopy of a nitrogen-loud quasar SDSS J1707+6443

N. Araki (1), T. Nagao (2,3), K. Matsuoka (1,3), A. Marconi (4), R. Maiolino (5,6), H. Ikeda (1,3), T. Hashimoto (7), Y. Taniguchi (8), and T. Murayama (9) ((1) Graduate School of Science and Engineering, Ehime University, 2-5 Bunkyo-cho, Matsuyama … Continue reading

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On the origin of [Ne II] emission in young stars: mid-infrared and optical observations with the Very Large Telescope

Baldovin-Saavedra, C. (1,2), Audard, M. (1,2), Carmona, A. (1,2), Güdel, M. (3), Briggs, K. (3), Rebull, L. M. (4), Skinner, S. L. (5), and Ercolano, B. (6,7) ((1) ISDC Data Centre for Astrophysics, Université de Genéve, Chemin d’Ecogia 16, CH-1290 … Continue reading

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Observational Report of the Classical Nova KT Eridani

Kazuyoshi Imamura (1) and Kenji Tanabe (2) ((1)Department of Mathematical and Environmental System Science, Faculty of Informatics, Okayama University of Science, 1-1 Ridai-cho, kita-ku, Okayama 700-0005; (2) Department of Biosphere-Geosphere Systems, Faculty of Informatics, Okayama University of Science, 1-1 Ridai-cho, … Continue reading

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Nitrogen line spectroscopy in O-stars — III. The earliest O-stars

J.G. Rivero González (1), J. Puls (1), P. Massey (2), and F. Najarro (3) ((1)Universitätssternwarte München, Scheinerstr. 1, 81679 München, Germany; (2) Lowell Observatory, 1400 West Mars Hill Road, Flagstaff, AZ 86001, USA; (3) Centro de Astrobiología, (CSIC-INTA), Ctra. Torrejón … Continue reading

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A relativistic iron emission line from the neutron star low-mass X-ray binary GX 3+1

S. Piraino (1,2), A. Santangelo (2), P. Kaaret (3) , B. Mück (2), A. D’Aí (4), T. Di Salvo (4), R. Iaria (4), N. Robba (4), L. Burderi (5), and E. Egron (5) ((1) INAF-IASF di Palermo, via Ugo La … Continue reading

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The Diagnostic Potential of Transition Region Lines under-going Transient Ionization in Dynamic Events

J.G. Doyle (1), A. Giunta (2,3), A. Singh (1,4), M.S. Madjarska (1), H. Summers (2,3), B.J. Kellett (3) & M. O’Mullane (2,3) ((1) Armagh Observatory, College Hill, Armagh BT61 9DG, N. Ireland; (2)Department of Physics, University of Strathclyde, 107 Rottenrow, … Continue reading

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The Carina Project. V. The impact of NLTE effects on the iron content

M. Fabrizio (1), T. Merle (2), F. Thévenin (2), M. Nonino (4), G. Bono (1,4), P. B. Stetson (5,6), I. Ferraro (4), G. Iannicola (4), M. Monelli (7,8), A. R. Walker (9), R. Buonanno (1,10), F. Caputo (4), C. E. … Continue reading

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Abundances of PNe in the Outer Disk of M31

Karen B. Kwitter (1), Emma M. M. Lehman (2), Bruce Balick (3) & R.B.C. Henry (4) ((1)Department of Astronomy, Williams College, Williamstown, MA 01267, USA; (2) Department of Astronomy, Williams College, Williamstown, MA 01267, USA; (3) Department of Astronomy, University of … Continue reading

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