Phys. Rev. C 72, 057601 (2005) - Proton radii and two-photon exchange

Proton radii and two-photon exchange

Peter G. Blunden and Ingo Sick

Phys. Rev. C 72, 057601 – Published 28 November 2005

Abstract

We investigate the effect of two-photon exchange processes upon the rms- and Zemach radii extracted from electron-proton scattering. We find that the changes are small and do not help to explain the discrepancy between experimental and calculated HFS in the hydrogen atom.

Received 19 August 2005

DOI:https://doi.org/10.1103/PhysRevC.72.057601

©2005 American Physical Society

Authors & Affiliations

Peter G. Blunden

Department of Physics and Astronomy, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2

Department für Physik und Astronomie, Universität Basel, CH4056 Basel, Switzerland

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Issue

Vol. 72, Iss. 5 — November 2005

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