Physicists Discover New Particle: the Bottom-most 'Bottomonium'
Thursday, July 10, 2008 - 15:14
in Physics & Chemistry
(PhysOrg.com) -- Thirty years ago, particle physics delighted in discovering the "bottomonium" family—the set of particles that contain both a bottom quark and an anti-bottom quark but are bound together with different energies. Ever since, researchers have sought to ascertain the lowest energy state of these tiny yet important particles.