Engineering and Technology
3D integration enables ultralow-noise isolator-free lasers in silicon photonics
C. Xiang, W. Jin, et al.
Discover groundbreaking advancements in photonic integrated circuits (PICs) as researchers Chao Xiang, Warren Jin, Osama Terra, and colleagues unveil a 3D integration approach that drastically reduces phase noise with ultralow-loss silicon nitride waveguides. This innovative work promises a leap forward in laser technology, enhancing scalability and reliability without the need for optical isolators.
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