Contact Information

Department of Physics
The George Washington University
725 21st Street, NW, Washington, DC 20052
Phone: 202-994-6274, Fax: 202-994-3001
Email: bennhold@gwu.edu
Office: Room 202A, Corcoran Hall

Research Interest

Photo- and meson-induced reactions at intermediate energies. Hypernuclear physics. Topics include: Coupled-channels Approach to Meson-Nucleon System, K-matrix Approach to Meson Photoproduction, Analysis of Resonance Multipoles from Polarization Observables in Eta Photoproduction, Vector Meson Photoproduction with an Effective Quark Model Lagrangian,

Selected Publications

• A study of pentaquarks on the lattice with overlap fermions
  N. Mathur, F.X. Lee, A. Alexandru, C. Bennhold, Y. Chen, S.J. Dong, T. Draper, I. Horvath , K.F. Liu, S. Tamhankar, J.B. Zhang, Phys. Rev. D 70, 074508 (2004).

• On the spin, parity and nature of the Xi(1620) resonance
  A. Ramos, E. Oset, C. Bennhold, Phys. Rev. Lett. 89, 252001 (2002)

• Low-lying S=-1 Excited Baryons and Chiral Symmetry
  E. Oset, A. Ramos, C. Bennhold, Phys. Lett. B 527, 99 (2002)

• Evidence for a Missing Nucleon Resonance in Kaon Photoproduction.
  T. Mart, C. Bennhold, Phys. Rev C 61, 012201R (2000)

• Probing Proton Halos through Pion Photoproduction.
  S. Karataglidis, C. Bennhold, Phys. Rev. Lett. 80, 1614 (1998)

• The etaNN Coupling Constant in Eta Photoproduction.
  L.Tiator, C. Bennhold, S.S. Kamalov, Nucl. Phys. A 580, 455 (1998)

• Vector Meson Photoproduction with an Effective Lagrangian in the Quark Model.
  Qiang Zhao, Zhenping Li, C. Bennhold, Phys. Rev C 58, 2393 (1998)

• Contributions of Vector Meson Photoproduction to the Gerasimov-Drell-Hearn Sum Rule.
  Qiang Zhao, J.S. Al-Khalili, C. Bennhold, Phys. Rev C 65, 032201 (2000)