A new measurement bolsters the case for a (slightly) smaller proton

Science News | 11/2/2018 | Emily Conover
Emzah92 (Posted by) Level 3
Click For Photo: https://www.sciencenews.org/sites/default/files/2018/11/main/articles/103118_EC_proton-size_feat.jpg

N. Liyanage. Jefferson Lab Proton Radius (PRad) experiment. 5th Joint Meeting of the APS Division of Nuclear Physics and the Physical Society of Japan, Waikoloa, Hawaii, October 23, 2018.

H. Fleurbaey et al. New measurement of the 1S−3S transition frequency of hydrogen: contribution to the proton charge radius...
(Excerpt) Read more at: Science News
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