Great example of world-class research team from outside the fusion community finding a new application for their technology (nitrogen vacancy centers) in high-field, all-optical robust magnetic field strength sensors for fusion devices.
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Right now, there are no magnetometers (devices that can measure magnetic fields) that can withstand the extreme conditions inside of tokamak fusion devices. @QTC_UMD & @CFS_energy are looking to change that with funding from @Energy: qtc.umd.edu/news/story/qtc
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