At the turn of the millenium, Bender's discovery of and work on the importance of non-Hermitian parity-time (PT) symmetric quantum systems has led to major experimental advances and applications in optics.
Bender's discovery of and work on the importance of non-Hermitian parity-time (PT) symmetric quantum systems has led to major experimental advances and applications in optics. This was at the turn of the millenium.