Breakthrough in photonic time crystals could change how we use and control light The new discovery could dramatically enhance technologies like lasers, sensors and optical computing in the near future ...

Transport in photonic crystals (PCs) reveals a variety of fascinating phenomena, ranging from the photonic band gaps to topological edge states. One of the most attractive topics in this field is ...

A new publication from Opto-Electronic Sciences; DOI 10.29026/oea.2025.240114, discusses an ultra-high-Q photonic crystal nanobeam cavity for etchless lithium niobate on insulator (LNOI ...

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 – ...

In practice this means that a photonic crystal acts like a mirror for waves that have frequencies within the band gap; in fact, dielectric mirrors (alternating slabs of contrasting dielectrics) are ...

Center for Hybrid Nanostructures, Universität Hamburg, Luruper Chaussee 149, 22607 Hamburg, Germany ...

Photonic Crystals (PhCs) are periodic nanostructures with sizes comparable to the optical photons’ wavelengths, which can break through the critical angle limit. Thorough experimental investigation of ...

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8) 22 Propagation in metal-wall waveguides; cutoff and dispersion phenomena. 23 Propagation in dielectric slab waveguides; cutoff and dispersion phenomena. 24 Introduction to propagation in ...

Authors demonstrate such optical modes that propagate at the edge of truncated photonic crystal structures composed of an array of silicon pillars. The authors demonstrate electrically pumped ...