When the green laser interacted with the ruby, it altered the crystal’s optical properties, increasing its absorption of the blue light and casting a visible shadow in the shape of the green laser.

A man recorded a bright green light seen from his flight over New York. The Reddit user suspects that it is someone pointing a laser at the plane. A man recorded a bright green light seen from his ...

However, a laser diode that directly emits green light at 520–530 nm, the desired wavelength for green, has not been found. Despite intensive research, the blend of elements that has the right ...

Once the officer got there, the arrest report states, he “observed a green laser light being pointed at two separate airplanes in flight.” The caller, the arrest report states, was “an ...

Researchers at Nichia Corporation have demonstrated green InGaN-based lasers grown on c-plane sapphire, with lifetimes capable of supporting commercial applications. The demonstration of green ...