techxplore6h
AI combined with holograms creates an uncrackable optical encryption system
As the demand for digital security grows, researchers have developed a new optical system that uses holograms to encode information, creating a level of encryption that traditional methods cannot ...
The Sun28d
Major step towards 6G internet using SPACE LASERS as China ‘beats Elon Musk’s Starlink’ with ultra-fast 100gbps test
CHINA has set the bar high after a breakthrough in satellite-to-ground laser communications, beating Elon Musk's Starlink. It means that 6G is a step closer to being a reality as well as the use ...
Interesting Engineering28d
China beats Starklink with 10X faster 100 Gbps space-ground laser transmission
The race to establish satellite-to-ground laser communications is heating up. Recently, China achieved a major milestone, which puts it ahead of Elon Musk’s Starlink. The nation successfully ...
IEEE28d
Gamma Ray Irradiation Effects on the Femtosecond Laser-Written Fiber Bragg Gratings
Abstract: This work presents the radiation response of fiber Bragg gratings (FBGs) inscribed by femtosecond (fs) laser point-by-point (PbP) technology with different fs-laser pulse energies in two ...
Nature29d
Direct fabrication of lasers on silicon suggests solution to chip-production problem
The lack of methods for preparing miniature lasers directly on silicon wafers is holding back photonic technology in a range of applications, including machine learning. The solution could be to ...