In the process, Skwarnicki and his team confirmed that Z (4430) was for real — and
an exotic hadron, to boot.
«New form of matter:
Exotic hadron with two quarks, two anti-quarks confirmed.»
Not exact matches
Hadrons fall into two broad families: mesons,
exotic particles with one quark and one antiquark; and baryons, particles composed of three quarks.
The existence of such states would suggest a menagerie of
exotic «
hadrons,» or particles made of quarks, including groupings of more than four.