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abstraction > mathematical concept > number > constant > fundamental physical constant > atomic constant > Thomson cross section

Thomson cross section (σe)
subject			fact

Thomson cross section	has symbol σe
	has value 0.665245854 × 10-28 m2
	has equation
	has uncertainty 0.000000015 × 10-28 m2
	is an instance of atomic constant
	is an instance of area
quantity	has unit
fundamental physical constant	has accuracy
	has unit