023 = The Weight of Words and Graphene for Turds
A Problem Squared
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How to Measure the Height of a Sheet of Graphene
The measured height of a sheet of graphene was found to vary depending on the force used to measure it. If you apply a lot of force, you get close to the theoretical minimum which is just the size of an atom. So basically, they're saying if you really, really squash this stuff down, you're getting down to just a carbon atom. But they almost grudgingly, I would say, do give a value of about half a nanometer.
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