Zc(3900)

Zc ( 3900 ) is a subatomic particle which is one of the hadrons. It is believed that there is either a tetra or quark hadron molecule. It is about four times as heavy as a proton and has a lifespan of about 10-23 seconds. The particle was discovered in 2013 by researchers at the Belle experiment CEC and BES III at the Beijing Electron Positron Collider.

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