(Nanowerk Spotlight) Lasers power modern life, from fiber optic networks that drive internet communications to precision tools that enable complex surgery. Most commercial lasers emit light at fixed ...

Quantum dots are nanoscale crystals capable of emitting light of different colors. Display devices based on quantum dots promise greater power efficiency, brightness and color purity than previous ...

What Are Super Quantum Dots?

For the experiment, a high-power green laser was directed through ruby cube and illuminated with a blue laser from the side. The green laser increases the optical absorption of the blue illuminating ...