(Nanowerk News) Photonic time crystals consist of materials with uniform composition in space but properties that vary periodically over time. With this periodic variation, the spectral composition of ...

Photonic time crystals are optical materials that exponentially amplify light. Photo: Xuchen Wang An international research team has for the first time designed realistic photonic time crystals – ...

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The main content of the course is the propagation of light waves in periodic structures, using Maxwell's equations for electromagnetic waves in dielectric materials. Structures that are periodic in ...