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Particles – What is anti-matter?

Particles, the basic building blocks of matter – and anti-matter

Following the completion of the largest particle collider at CERN in Geneva, Simon Singh continues his look at the fundamental particles that make up the stuff around us.
In this programme, the discovery and nature of anti-matter, beginning with Paul Dirac and the formulation of the anti-electron or positron and Carl Anderson's experiment that proved its existence.

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26 minutes

´óÏó´«Ã½ World Service Archive

This programme was restored as part of the World Service archive project

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