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Physical Environment > Tau

This site tells the story of the history of the universe. Click Earlier and Later to follow the story. Note: Many facts have been simplified to make them easier to understand.

 
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A particle similar to the electron but with a mass approximately 3,500 times larger.

Because it is so heavy the tau is unstable and decays quickly via the weak interaction into other particles.

   
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Physical Environment > Tau

   

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