Trulove, Susan2013-05-062013-05-062005-07-01http://hdl.handle.net/10919/21871Physics researchers working at the High Energy Accelerator Research Organization (KEK) Laboratory in Japan have observed a new type of interaction among the most fundamental of particles, the quark. The scientists reported at the Symposium on Lepton-Photon Interactions at High Energies, June 30 to July 5 in Uppsala, Sweden, that they had produced first evidence of a beauty quark converting to the lightest of quarks, the down quark.text/htmlIn CopyrightPress releaseVirginia Tech. University Relations