Possibly relevant.
It would be an interesting exercise to determine whether random lasing can trigger the phenomenon.
'Radiation friction' could make huge magnetic fields with lasers
http://physicsworld.com/cws/ar…gnetic-fields-with-lasers
Inverse Faraday effect driven by radiation friction
http://iopscience.iop.org/arti…1367-2630/18/7/072001/pdf