R - radius of the Bag x1=2.04 Nq = # of quarks inside the bag B – bag constant that reflects the bag pressure A potential function which has been successfully used to describe some quark systems is of the form: * M.I.T. Quark SOC and Galileo Architecture(ESP – Fall 2014) Computer Science & Engineering DepartmentArizona State University Tempe, AZ 85287. The quark model is reviewed in a version which includes three colours and at least five quark flavours. Any of the baryons or mesons can be made from combinations of up and down quarks. 1983 Carlo Rubbia and Simon Van der Meer discovered the W and Z bosons. 1976 The tau lepton was discovered at SPEAR. The qqg q quark gluon liquid or quark-gggluon glass Jet ppproduction in collision experiments ... field model descriptions of the nucleus, halo nucleus ... Microsoft PowerPoint - nuclear physics overview.ppt [Compatibility Mode] Author: mwiesche Objectives: To understand beta-minus decay and beta-plus decay in terms of both the particles emitted from the nucleus and the quark model; (i) β- decay in terms of a quark model; (ii) β+ decay in terms of a quark model; ; To understand the balancing of quark transformation equations in terms of … 3.1 Baryons In the quark model, we can explain the properties of the nucleons, the delta particles, and other similar states as being composites | bound states of smaller, fundamental particles, called quarks. The quarks are spin-half fermions, and are point-like. model is the quark model. The simple quark model of hadrons Gell-Mann (Nishijima) 1961/1964/1969 prepared as ppt file on daisy with openoffice.org3 X. Zheng, October 2011, Colloqium at UVa 22/57 1991 LEP experiments show that there are only three light neutrinos. Standard model of particle physics ... charmed quark was observed. 1977 Experimenters found proof of the bottom quark. Basic quark multiplet { plot the quantum numbers of (anti)quarks: Quarks JP = 1 2 + Antiquarks JP = 1 2 Mesons Spin J = 0 or 1 The ideas of strangeness and isospin are historical quantum numbers assigned to di erent states. … PowerPoint 프레젠테이션 Recent studies of light and heavy nonets with the constituent quark model: - Hungchong Kim, et. Quark Model Table 15.4: b¯b quark-model assignments for the bottomonium and Bmesons with established JPC. The up and down properties of quarks are called the quark… Essentially they count quark avours (this was all before the formulation of the Quark Model). Dr. Yann-Hang Lee. 5 15. For example: Meson quark composition charge/e pion Notice that in all cases, the charges of the particles add to a whole number multiple of the electron charge e, or 0.