Has photon-photon scattering been observed.

Subject: Has photon-photon scattering been observed.

Date: Wed Feb 17 16:30:52 1999
Posted by Bruce Peat
Grade level: undergrad School: Mission College
City: Santa Clara State/Province: CA Country: USA
Area of science: Physics
ID: 919290652.Ph

Message:


I understand that a photon can briefly turn into an 
electron-positron pair. During this time an interaction can occur 
between this pair and another photon. Has this scattering been 
observed?  When and by whom? (If you have a reference)
Thanks

Re: Has photon-photon scattering been observed.

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