The Sigma-D relation, or Σ-D Relation, is the radio surface brightness to diameter relation of a supernova remnant.[1]
See also
[edit]References
[edit]- ^ Urošević, D. et al. (2009) Sigma-D relation for supernova remnants and its dependent on the density of the interstellar medium, Astronomy and Astrophysics, 495, 537-546