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Light of different colors travels at different speeds in different materials and structures. This is why we see white light split into...

Topological insulators are materials with very special properties. They conduct electricity or light particles on their surface or edges...

Ultrashort optical pulses are becoming more and more relevant in a number of applications including distance measurement, molecular...

Nanostructures can increase the sensitivity of optical sensors enormously - provided that the geometry meets certain conditions and...

Scientists have developed a topological photonic chip to process quantum information, promising a more robust option for scalable quantum...