Physics

Diamond defect could fix a major problem in quantum light sources

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Researchers at the University of Illinois Urbana-Champaign have identified a novel type of defect in diamond that acts as a quantum light emitter. This defect may help address vibration-related challenges that currently limit the performance of diamond-based quantum light sources. The discovery could improve the stability and efficiency of quantum emitters used in quantum computing and communication applications.


Diamond-based quantum light sources are promising components for quantum technologies, but unwanted vibrations can degrade their performance. This new defect structure could enable more reliable quantum light emission, advancing the development of practical quantum computers, secure quantum communication networks, and quantum sensors.


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Researchers in the Department of Electrical and Computer Engineering at the University of Illinois Urbana-Champaign have discovered a new type of quantum light emitter in diamonds that could help overcome a number of challenges facing quantum technologies.

Source: Diamond's newfound defect may tame vibrations that hinder quantum light sources