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Hyperfine structure radio lines from hot ISM in elliptical galaxies

Published online by Cambridge University Press:  21 October 2010

Dmitrijs Docenko  and
Rashid A. Sunyaev
Dmitrijs Docenko
Affiliation:
Institute of Astronomy, University of Latvia, Rainis blvd. 19, Riga, LV-1586, Latvia email: dima@latnet.lv
Rashid A. Sunyaev
Affiliation:
Max Planck Institute for Astrophysics, Karl-Schwarzschild-Str. 1, Postfach 1317, 85741 Garching, Germany Space Research Institute, Russian Academy of Sciences, Profsoyuznaya 84/32, 117997 Moscow, Russia
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Abstract

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Hyperfine structure (HFS) line of 14N VII ion with rest frequency of ν = 53.04 GHz should be detectable from the interstellar medium in some of the densest and coolest cores of elliptical galaxies at redshifts exceeding 0.15 or so.

Keywords

galaxies: ellipticalgalaxies: ISMradio lines: ISM
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 5 , Highlights H15: Highlights of Astronomy , November 2009 , pp. 278
Copyright
Copyright © International Astronomical Union 2010

References

Docenko, D. & Sunyaev, R. A. 2007a, in: Böhringer, H., Pratt, G. W., Finoguenov, A., & Schuecker, P. (eds.), Heating versus Cooling in Galaxies and Clusters of Galaxies, ESO Astrophysics Symposia (Berlin, Heidelberg: Springer), p. 333CrossRefGoogle Scholar
Docenko, D. & Sunyaev, R. A. 2007b, in: From Planets to Dark Energy: the Modern Radio Universe, Published online at SISSA, Proceedings of Science, p.90Google Scholar
Sunyaev, R. A. & Churazov, E. M. 1984, Soviet Astron. Lett. 10, 201Google Scholar
Sunyaev, R. A. & Docenko, D. O. 2007, Astron. Lett. 33, 67CrossRefGoogle Scholar