Lower bound on the proton charge radius from electron scattering data

The proton charge-radius determinations from the electromagnetic form-factor measurements in electron-proton (ep) scattering require an extrapolation to zero momentum transfer (Q2=0) which is prone to model-dependent assumptions. We show that the data at finite momentum transfer can be used to estab...

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Bibliographic Details
Main Authors: Franziska Hagelstein, Vladimir Pascalutsa
Format: Article
Language:English
Published: Elsevier 2019-10-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269319305398