Tag Archives: resonance

On the soft X-ray emission of M82

Jiren Liu (1), Q. Daniel Wang (2) & Shude Mao (1,3) ((1) National Astronomical Observatories, 20A Datun Road, Beijing 100012, China; (2) Department of Astronomy, University of Massachusetts, Amherst, MA 01002, USA; (3) Jodrell Bank Centre for Astrophysics, University of … Continue reading

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NLTE determination of the calcium abundance and 3D corrections in extremely metal-poor stars

M. Spite (1), S.M. Andrievsky (1,2), F. Spite1, E. Caffau (3,1), S.A. Korotin (2), P. Bonifacio (1), H.-G. Ludwig (3), P. François (1), and R. Cayrel (1) ((1) GEPI Observatoire de Paris, CNRS, Universite Paris Diderot,Meudon Cedex, France; (2) Department … Continue reading

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Improved collision strengths and line ratios for forbidden [O III] far-infrared and optical lines

Ethan Palay (1), Sultana N. Nahar (1), Anil K. Pradhan (1), Werner Eissner (2) ((1) Department of Astronomy, The Ohio State University, Columbus, OH, USA; (2) Institut f¨ur Theoretische Physik, Teilinstitut, Stuttgart, Germany) Far-infrared and optical [O III] lines are … Continue reading

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The polarization of the solar Mg II h and k lines

Luca Belluzzi (1,2) & Javier Trujillo Bueno (1,2,3) ((1) Instituto de Astrofísica de Canarias, Tenerife, Spain; (2) Departamento de Astrofísica, Universidad de La Laguna, Tenerife, Spain; (3) Consejo Superior de Investigaciones Científicas, Spain) Although the h and k lines of Mg II are expected to … Continue reading

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Photoionization Cross-Sections for the trans-iron element Se+ from 18 eV to 31 eV

B M McLaughlin (1,2) and C P Ballance (3) ((1) Centre for Theoretical Atomic, Molecular and Optical Physics, Queen’s University Belfast, Belfast, UK; (2) Institute for Theoretical Atomic and Molecular Physics, Harvard Smithsonian Center for Astrophysics, Cambridge, USA; (3) Department of … Continue reading

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