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Do interactions slow down a particle? [closed]
I wonder whether particles, especially such as photons and neutrinos, do slow down when they interact in any way? E.g. how is it going on for the Compton effect but how is it in general like in QED or ...
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Why do Neutrinos pass through us but photons can't pass through us? [duplicate]
Neutrinos have no mass and no charge. Therefore, they are not deflected by the other particles in our body and pass through us. Photons too have no mass and no charge, but why are they being deflected ...
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