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Radiation

  • Chapter
Allen’s Astrophysical Quantities

Abstract

The quantitative concepts of radiation are defined [1] in terms of I, the flux of radiation at a given point in a given direction across a unit surface normal to that direction per unit time and per unit solid angle. This is called specific intensity, or simply intensity.

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Authors
  1. J. J. Keady
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  2. D. P. Kilcrease
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Editor information

Editors and Affiliations

  1. Theoretical Division, Los Alamos National Laboratory MS B288, P.O. Box 1663, Los Alamos, NM, 87545, USA

    Arthur N. Cox

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Keady, J.J., Kilcrease, D.P. (2002). Radiation. In: Cox, A.N. (eds) Allen’s Astrophysical Quantities. Springer, New York, NY. https://doi.org/10.1007/978-1-4612-1186-0_5

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  • DOI: https://doi.org/10.1007/978-1-4612-1186-0_5

  • Publisher Name: Springer, New York, NY

  • Print ISBN: 978-1-4612-7037-9

  • Online ISBN: 978-1-4612-1186-0

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