Home Science news Single particles of light can be used for remote 3D surveillance

Single particles of light can be used for remote 3D surveillance


A beam of light can scan distant objects one photon at a time

Science History Images / Alamy

Taking actually detailed 3D photos from afar can be troublesome with out a number of cameras, however it’s doable utilizing particular person particles of light, known as photons. A crew of researchers have now quadrupled the vary of this method, maybe paving the best way for creating such photos from aeroplanes.

Feihu Xu on the University of Science and Technology of China and his colleagues used an existing single-photon version of a method called lidar, which stands for light detection and ranging, to take their photos. …

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