Skip to main content

All Questions

Tagged with
4 votes
1 answer
391 views

Derivation of relativistic mean free path

I am working through a short derivation found in Abramowicz 1991 regarding the mean free path of a photon. We have a fluid moving in a particular direction with velocity $v$ and in an inertial rest ...
Tom's user avatar
  • 75
3 votes
3 answers
5k views

Mean free path of UV photon

I was wondering if there's a simple way to compute the mean free path of UV photons in a optically thick medium with density n. I've looked up at the literature ...
Brian's user avatar
  • 83