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Forum: Processes Involving Optical Photons
Re: Question Question about Polarization (Athreya Shankar)
Date: 02 Apr, 2013
From: Gumplinger Peter <Gumplinger Peter>

Hello Athreya,

> I have been wondering whether the user has to ensure some consistency
> while defining the propagation direction and polarization of optical
> photons, if the user is creating them as primary particles. That is,
> should the user ensure that the polarization is in the plane
> perpendicular to the propagation direction?

Yes, absolutely! See:

http://www-geant4.kek.jp/lxr/source/examples/novice/N06/src/ExN06PrimaryGeneratorAction.cc#L90

> What will happen if the user
> specifies a polarization that has a component parallel to the
> propagation direction?

You'll get non physical results.

Peter

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1 Question: Re: Question about Polarization   (Christoph Aberle - 03 Apr, 2013)
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