Numerari from KnowledgeDoor---The scientific calculator with graphing, unit keypads, complex numbers, constants, advanced functions, user-defined keys, quick copy, and more! Learn more (Link leaves KnowledgeDoor website)

Characteristic

fine-structure-constant

Notes

Symbol

α

Use "alpha" for our conversion calculators.

Metric (SI) Equivalent

0.0072973525693

Standard Uncertainty

± 1.1×10-12

Metric (SI) Dimensions

[dimensionless]

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