• Question: Tell me more about this light brighter than the sun.

    Asked by Josh A to Jane on 9 Nov 2014.
    • Photo: Jane MacArthur

      Jane MacArthur answered on 9 Nov 2014:


      Synchrotron radiation facilities produce brilliant beams of light, not just visible light but across the whole electromagnetic spectrum, from infra-red to X-rays. It does this by accelerating electrons to near the speed of light, and it controls their path using magnets to bend them round a long circular vacuum (so that there are no air particles in the way causing collisions and slowing the electrons down). This synchrotron light can be up to 100 billion times brighter than the sun, and is used for academic and industrial research to look at the atomic structure of materials for a wide variety of purposes.
      The UK national Diamond synchrotron facility is based at the Harwell Science and Innovation Campus in Oxfordshire.

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