Gallium-Nitride Disk (IMAGE)

NASA/Goddard Space Flight Center

Gallium-Nitride Disk

Caption

The gallium-nitride disk and the photomultiplier array offer a potential solution for building a detector and imaging short-lived neutrons, which stream off the Sun and are produced from the bombardment of cosmic rays in Earth's protective magnetosphere.

Credit

NASA/W. Hrybyk

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