Science

Light reads electron spins inside porous crystals, opening path to quantum chemical sensors

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Briefings

University of Glasgow researchers led an international collaboration involving the University of Tokyo, University of Sheffield, and Kobe University to demonstrate the first successful optical readout of electron spins within a metal-organic framework (MOF). This breakthrough enables the detection of magnetic properties in porous crystals using light, potentially paving the way for advanced quantum chemical sensors. The study marks a significant advancement in non-invasive magnetic sensing techniques.

Key points

• Researchers from the University of Glasgow, University of Tokyo, University of Sheffield, and Kobe University successfully used light to detect the magnetic spin of electrons trapped inside a metal-organic framework (MOF) for the first time.
• The MOF material allows for the non-invasive measurement of electron magnetic properties through optical methods, which could lead to new applications in quantum sensing technology.

Context and limitations

The study represents the initial demonstration of optical spin detection in MOFs; long-term stability and scalability for commercial quantum sensors remain unverified.

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