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 Karl Franzens University Graz

Graz University of Technology 

Taking focusing to the extreme: Is there something new? - An intermediate report from a long journey
Gerd Leuchs
Max-Planck-Institute for the Science of Light, Germany
17:00 - 17:50 Tuesday 13 October 2020 online event

Video: https://us02web.zoom.us/rec/share/ZfwAoRJLTBSndDP0ROKm5pqoFfJ3394xzx5_rz11_-ntOmlXlEHR0_mhzOg2PKY.kREq8kmxt-l9SdgL

Focusing light from all directions in 3D may be an unusual scenario but it is required for a range of experiments from efficiently coupling a single photon to a single atom in free space to reaching the Schwinger limit for the electric field, at which the quantum vacuum will turn into a plasma.