Definition:Proton/Radius
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Radius of Proton
The actual size of the proton is still unknown.
The radius of the proton is approximately $0.8414(19) \times 10^{-15}$ metres.
Sources
- 1958: C.A. Coulson: Electricity (5th ed.) ... (previous) ... (next): Chapter $\text {I}$: Preliminary Survey: $\S 1$. Electrostatics