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JLAB History Archives Project

Photo of the Week, July 9, 2018

July 11, 1924, was the birthdate of César Lattes, who discovered the pion - a particle made up of a quark and an antiquark - along with Cecil Powell and Guiseppe Occhialini. The week's photo features a graphic and animation created by Joanna Griffin depicting the birth of a pion. Click the image to view the animation at the APS website, or read the article here.


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