Neutrino oscillation experiments (Reactor, atmosphere, long baseline)

25 Aug 2025, 09:50
30m
Lufeng Hall

Lufeng Hall

Oral Neutrino Physics and Astrophysics Plenary session

Speaker

Lukas Berns (Tohoku University)

Description

I will review the current status of reactor, atmospheric, and long-baseline accelerator neutrino oscillation experiments, with a focus on the parameter constraints within the three-flavor oscillation framework. Thanks to a wide range of experiments, we now have increasingly precise neutrino oscillation measurements across a broad spectrum of energies and baselines. This is significant for two reasons. First, the consistency of results across experiments — despite differences in detector technologies, neutrino sources, and interaction channels — demonstrates successful control over systematic uncertainties at current statistics. Second, while individual experiments only probe specific projections of the oscillation parameter space, leading to various degeneracies in parameter inference, the combination of results from multiple experiments helps to both lift some of these degeneracies and test the validity of the three-flavor oscillation framework. Future prospects and remaining challenges will also be discussed.

Author

Lukas Berns (Tohoku University)

Presentation materials

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