PRISMA+ Colloquium
July 16, 2025 at 1 p.m. in Lorentz-Raum, 05-127, Staudingerweg 7Prof. Dr. Tobias Hurth
Institut für Physik, THEP
hurth@uni-mainz.de
Status & Outlook of Belle II and some fun with Neutrinos
The Belle II experiment is preparing for an intensive seven-month data-taking run beginning in November 2025, marking the next major step in our quest to uncover physics beyond the Standard Model. Through high-precision studies of heavy-flavor decays, tau decays, and dedicated searches for light, feebly interacting particles, Belle II targets some of the most pressing open questions in fundamental physics. While the Large Hadron Collider (LHC) has discovered the Higgs boson, it has so far not revealed additional new particles that could explain the dominance of matter over antimatter, the nature of dark matter, the origin of neutrino masses, or the intricate features of strong interactions. Belle II, operating at the SuperKEKB accelerator in Tsukuba, Japan, offers a complementary approach by recording an unprecedented sample of beauty- and charm-quark decays in the clean environment of electron–positron collisions, with data taking planned through the 2040s. Following the recent long shutdown and a successful upgrade of the vertex detector, the upcoming run will be an important milestone to push forward precision tests of the Standard Model. I will also briefly highlight the FASER experiment at CERN, which complements Belle II by probing forward physics at the LHC, including neutrino interactions and searches for long-lived particles.
Slides (166 MB):
https://drive.google.com/file/d/17IjYA6ap4otXSs5N2Wi3Qwbc6n21hH-t/view?usp=sharing
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