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Microscopic roundabout directs light without a magnet - UPI.com
www.upi.com
... structure that is standing still, the optical force breaks symmetry in the same way as a magnetic field would," researcher Ewold Verhagen said ...
CoQuS Colloquium - Ewold Verhagen
www.coqus.at
On Monday, 9 December 2019, Ewold Verhagen, Center for Nanophotonics, AMOLF, Amsterdam, The Netherlands, will speak about “Topological photons and phonons in...
Magnet-free optical circulator routes light on photonic chips
www.smart2zero.com
We need a trick to break the symmetry”, explains AMOLF group leader Ewold Verhagen. “Usually this 'trick' is using centimetre-sized magnets ...
Nanoparticles unexpectedly make light move faster
www.opli.net
For the experiment, the researchers used a doughnut-shaped glass cavity in which the light can circulate for a long time. They placed gold nanoparticles close...
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