Laser processing has emerged as an effective method of PCB depaneling due to its non-contact nature, narrow kerf width, and precision. This method eliminates part-induced stress and the need for ...
However, traditional mercury lamps and deep ultraviolet LED light sources have shortcomings such as large device size, low resolution, high energy consumption, low light efficiency, and ...
a new formula protects against both UV light and heat from the ... Dec. 18, 2024 — Atomic clocks that excite the nucleus of thorium-229 embedded in a transparent crystal when hit by a laser beam ...