An Update of the Hypothetical X17 Particle

Recently, when examining the differential internal pair creation coefficients of <sup>8</sup>Be, <sup>4</sup>He and <sup>12</sup>C nuclei, we observed peak-like anomalies in the angular correlation of the e<sup>+</sup>e<sup>−</sup> pairs. T...

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Main Authors: Attila J. Krasznahorkay, Attila Krasznahorkay, Margit Csatlós, János Timár, Marcell Begala, Attila Krakó, István Rajta, István Vajda, Nándor J. Sas
Format: Article
Language:English
Published: MDPI AG 2024-10-01
Series:Universe
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Online Access:https://www.mdpi.com/2218-1997/10/11/409
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