A Tiny Chip Could Be the Key to 1,000 Times More Accurate GPS
Optical atomic clocks have the potential to improve timekeeping and GPS accuracy by a factor of 1,000, enhancing the ...
IEEE11 天
Feedback Tolerant Quantum Dot Lasers Integrated With 300 mm Silicon Photonics
Abstract: We report on the first quantum dot lasers heterogeneously integrated with 300 mm silicon photonics. The lasers show linewidth enhancement factor near zero, indicating the capability for high ...
AZoOptics16 天
Microcomb Technology Enables Portable Optical Atomic Clocks
Purdue and Chalmers researchers develop microcomb technology, miniaturizing optical atomic clocks for enhanced precision in ...