Laser weaponry evokes a wide range of emotions, often bringing to mind science fiction films like "Star Wars" or "Star Trek." ...

depending on the transmitted laser beam divergence, the FOV of the receiving telescope and the angle between the axes of the laser beam and telescope. The processed data are already corrected for this ...

Niels Gregersen and co-workers show that by tapering the nanowires, the divergence of the output beam can be reduced. The proposed nanowire structure consists of a GaAs tip with a tip angle as ...