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Researchers develop compact superradiant Smith-Purcell device with ultra-narrow linewidth

Superradiant Smith-Purcell radiation (S-SPR) is a kind of free electron radiation with a train of free electron bunches passing over a periodic grating. In theory, the ultra-narrow spectral linewidth ...
Seeking Alpha

indie’s Narrow Linewidth Distributed Feedback Visible Lasers Empower Quantum-Enhanced Technologies

A scalable technology solution for quantum and automotive applications, delivering custom single frequency sources with unmatched stability. ALISO VIEJO, Calif.--(BUSINESS WIRE)-- indie (Nasdaq: INDI) ...
Nature

GaSb-Si3N4 hybrid lasers with precise wavelength control and narrow spectral linewidth based on low-kappa Bragg gratings

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
Phys.org

New technique using Raman scattering can dramatically improve laser linewidth for better quantum computing

These ultra-narrow linewidth lasers have several exciting applications, such as in quantum computers, where extremely precise laser control is needed to manipulate the qubits that are the basic units ...