Story perspectives

Breakthrough Laser Chip Revolutionizes Communication and Quantum Cryptography

9/12/2025

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Summary

Story summary

Researchers at the University of Glasgow created the MOIL-TISE laser, a narrow-linewidth laser on a single microchip.
It achieves a linewidth of 983Hz, outperforming current MHz-range DFB lasers.
The design features three regions with distinct optical phases, improving stability and efficiency.
Applications include advanced communication systems and quantum cryptography.
The MOIL-TISE is the first monolithic device to integrate all components on one chip.

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Story summary

Researchers at the University of Glasgow created the MOIL-TISE laser, a narrow-linewidth laser on a single microchip.
It achieves a linewidth of 983Hz, outperforming current MHz-range DFB lasers.
The design features three regions with distinct optical phases, improving stability and efficiency.
Applications include advanced communication systems and quantum cryptography.
The MOIL-TISE is the first monolithic device to integrate all components on one chip.