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Image for: A one-way street for light


At the measuring table: (from left) Frank Vewinger, Martin Weitz, David Dung, Erik Busley and Christian Kurtscheid in the laboratory of the Institute of Applied Physics at the University of Bonn.
At the measuring table: (from left) Frank Vewinger, Martin Weitz, David Dung, Erik Busley and Christian Kurtscheid in the laboratory of the Institute of Applied Physics at the University of Bonn.

(c) Photo: Volker Lannert/Uni Bonn

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