Statements (21)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:quantum_electrodynamics_phenomenon | 
| gptkbp:category | gptkb:optics gptkb:quantum_field_theory electromagnetism | 
| gptkbp:describedBy | quantum electrodynamics | 
| gptkbp:effect | polarization of light | 
| gptkbp:firstPredicted | 1936 | 
| gptkbp:observedBy | INAF team in 2016 neutron star RX J1856.5-3754 | 
| gptkbp:occurredIn | strong magnetic field | 
| gptkbp:predicts | gptkb:Werner_Heisenberg gptkb:QED Hans Heinrich Euler Heisenberg–Euler Lagrangian | 
| gptkbp:relatedTo | gptkb:nonlinear_optics gptkb:magnetar photon-photon scattering | 
| gptkbp:testedBy | polarization measurements | 
| gptkbp:bfsParent | gptkb:nonlinear_QED | 
| gptkbp:bfsLayer | 8 | 
| https://www.w3.org/2000/01/rdf-schema#label | vacuum birefringence |