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3 events
when toggle format what by license comment
Dec 21, 2017 at 18:54 comment added George Herold That's coherence length of a light beam.
Dec 19, 2017 at 9:58 comment added JayyM Thanks for the answer. Is this related to Superconductivity?
Dec 19, 2017 at 5:11 history answered Lucy Diana Bravo CC BY-SA 3.0