Fri Aug 7 16:25:33 2020
<9e126bf3> photonics is getting really good <https://newatlas.com/physics/spacetime-wave-packets-laser-light-refraction/>
— Spacetime wave packets: New class of laser defies laws of light physics
— Scientists have created a new class of laser beam that appears to violate long-held laws of light physics. These new beams, which the team calls “spacetime wave packets,” follow different rules of refraction, which could lead to new communication technologies.