Caltech breakthrough brings fiber-optic performance to silicon chips
Summary
Caltech researchers have developed ultra-low-loss optical pathways on silicon chips that approach fiber-optic performance and substantially improve transmission at visible wavelengths. The technology could support more capable lasers, compact atomic sensors and clocks, quantum devices, and lower-energy data centers.
The advance narrows the efficiency gap between bulky fiber optics and on-chip photonics, where optical
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More efficient optical links on silicon could reduce data-movement costs across several high-performance technologies.