John Duffield's user avatar
John Duffield's user avatar
John Duffield's user avatar
John Duffield
  • Member for 8 years, 5 months
  • Last seen more than 3 years ago
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353
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474
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About

I'm an IT guy with a deep interest in physics. I've done a lot of research, particularly into historical papers. See my physics detective website for examples.

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2
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6
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2
Posts
20
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