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(Nanowerk Spotlight) Photonic crystals – also known as photonic band gap material – are similar to semiconductors, only that the electrons are replaced by photons (i.e. light). By creating periodic ...

Bhai Dooj is the perfect occasion to flaunt intricate mehndi designs, and what better way than with beautiful peacock motifs? These designs are not only elegant but also capture the festive spirit, ...