Sentences with phrase «pentaquark known»
Twelve years ago, about a dozen research groups from around the world announced that they had evidence for a lighter pentaquark known as theta - plus, but more detailed studies showed that all of the claims were illusory.
http://www.sciencemag.org/ Not exact matches
Today, the LHCb experiment at CERN's Large Hadron Collider has reported the discovery of a class of particles known as pentaquarks.
Early this century, approximately 10 experiments found hints of evidence for the pentaquark, a particle consisting of five quarks, when no other known particle had more than three.