# Neutrino masses : a theoretical introduction, talk

- Institution: CERN
- Department: CERN Academic Training Lecture,364
- Speaker: Guido Altarelli
- Year: 1999
- Level: Graduate
- Language: English
- Subjects: Physics
- Source: [CERN](https://videos.cern.ch/record/3024735)
- Licence: [CERN](http://copyright.web.cern.ch)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

Introduction. Neutrino oscillations. Summary of the oscillation data. Limits on neutrino masses and number of flavours. Neutrinos as possible hot dark matter. Neutrino masses and lepton number violation. Majorana neutrinos. The see-saw mechanism Active and sterile neutrinos. Neutrino masses and Grand Unification. Bariogenesis through leptogenesis. The neutrino mixing matrix. Models of neutrino masses and mixings. Outlook..

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## Lectures

1. [Neutrino masses : a theoretical introduction, talk](https://invisiblenetwork.ai/learn/cern/3024735/f90ac257749c), 1 h (CERN's player)