Bok
06-19-2013, 07:39 PM
Physicists have resurrected a particle that may have existed in the first hot moments after the Big Bang. Arcanely called Z c (3900), it is the first confirmed particle made of four quarks, the building blocks of much of the Universe’s matter.
[More] (http://www.scientificamerican.com/article.cfm?id=particle-containing-four-quarks-is-confirmed-for-first-time)
More... (http://www.scientificamerican.com/article.cfm?id=particle-containing-four-quarks-is-confirmed-for-first-time)
[More] (http://www.scientificamerican.com/article.cfm?id=particle-containing-four-quarks-is-confirmed-for-first-time)
More... (http://www.scientificamerican.com/article.cfm?id=particle-containing-four-quarks-is-confirmed-for-first-time)