Topics

Session I Standard three-neutrino oscillations
Conveners: Nicoletta Mauri and Yufeng Li

Session II Beyond the standard framework
Conveners: Lesya Shchutska and Alessio Caminata

Session III Neutrino masses, states and interactions
Conveners: Elena Ferri and Xianguo Lu

Session IV        Particle physics from the sky and the cosmos
Conveners: Damiano Francesco Fiorillo and Silvia Manconi

Extra Session Escaping the neutrino maze

Topics of NOW2026

Session I

Standard three-neutrino oscillations (plenary + parallel)

Known and unknown 3nu oscillation parameters
Data analysis (theory, phenomenology)
Detectors for oscillation experiments
New underground/water/ice oscillation searches
Geoneutrino physics
…

Session II

Beyond the standard framework (plenary + parallel)

Light sterile neutrino oscillations
Searches for heavy neutrinos
Oscillations with NSI, non-unitarity, decoherence, decay
EM nu properties, (charged) lepton flavor violation processes
Neutrino model building, leptogenesis, high-scale nu physics
…

Session III

Neutrino masses, states and interactions (plenary + parallel)

Neutrinoless double beta decay (DBD) and beta decay searches Particle physics aspects of DBD, including nonstandard scenarios Nuclear physics relevant for (non) oscillation experiments Coherent elastic neutrino-nucleus scattering
Neutrino cross-sections
…

Session IV

Particle physics from the sky and the cosmos (plenary + parallel)

Multi-messenger astrophysics: gamma, neutrino, charged CR, GW
Core-collapse supernovae, stellar physics, BH physics
Neutrino telescopes
Cosmology and (non)standard neutrinos
Dark matter candidates, dark sectors
…

Extra Session

Escape the neutrino maze (plenary only)

Topics at the interface between current achievements and future challenges:
Neutrinos as a portal to new physics
Experimental facilities and perspectives
Future observations of signals from SN, GW, ...