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Forum: Processes Involving Optical Photons
Re: Question Cerenkov formula (Yusuf)
Re: Feedback Re: Cerenkov formula (Gumplinger Peter)
Re: None Re: Cerenkov formula (Yusuf)
Date: 10 Jul, 2012
From: Gumplinger Peter <Gumplinger Peter>

> > Can you explain how you obtained 'energy loss in Cerenkov process'?
> 
> I calculated the total kinetic energy of the emitted photons in each
> step.

The application developer's manual is very clear about the fact that energy is not conserved in optical processes. The Cerenkov photons' wavelength spectrum is simulated correctly but their total energy comes 'from nothing' and you must not account for it either.

You may also want to read these threads:

http://hypernews.slac.stanford.edu/HyperNews/geant4/get/opticalphotons/352.html

in particular:

http://hypernews.slac.stanford.edu/HyperNews/geant4/get/opticalphotons/352/2/1.html

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