Frankfurt 2014 – scientific programme
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HK: Fachverband Physik der Hadronen und Kerne
HK 47: Hadronenstruktur und -spektroskopie
HK 47.4: Talk
Thursday, March 20, 2014, 17:45–18:00, HZ 1+2
Lattice investigation of tetraquark candidates — •Joshua Berlin1, Abdou Abdel-Rehim2, Constantia Alexandrou2, Mattia Dalla Brida3, Mario Gravina2, Giannis Koutsou2, and Marc Wagner1 — 1Goethe-Universität Frankfurt am Main, Institut für Theoretische Physik, Max-von-Laue-Straße 1, D-60438 Frankfurt am Main, Germany — 2Department of Physics, University of Cyprus, P.O. Box 20537, 1678 Nicosia, Cyprus Computation-based Science and Technology Research Center, Cyprus Institute, 20 Kavafi Street, Nicosia 2121, Cyprus — 3School of Mathematics, Trinity College Dublin, Dublin 2, Ireland
We present the status of an ongoing long-term lattice QCD project concerned with the study of light and heavy tetraquark candidates, using a variety of different creation operators. The computation of disconnected diagrams, which is technically challenging, is discussed in detail.