Head, Theory Division, Deutsches Elektronen Synchroton, 1981-1983, Professor of Physics, University of Minnesota 1983-present, Scientific Director, Minnesota Supercomputer Institute 1985-1987. George Taylor Service Award, University of Minnesota, 1987.
Main contributor to collaboration of the theory program of the Nils Bohr Institute and DESY, 1981-83. Ran two workshops with Keith Olive and Serge Rudaz at the University of Minnesota. Founding scientific director, Minnesota Supercomputer Institute and ran the operation until 1987. Installed with colleagues the first campus wide local area network connected to the supercomputer institute and the national net, 1985-87.
Phenomenology of Quantum Chromodynamics and the Standard Model; Lattice Gauge Theory; Astroparticle Physics.
J. Ohnemus, S. Rudaz, T.F. Walsh, P.M. Zerwas, ,“Single leptoquark production at hadron colliders”,, Phys. Lett. (1994)
J. Ohnemus, T.F. Walsh, P.M. Zerwas, “Gamma Gamma Production of Nonstrongly Interacting SUSY Particles at Hadron Colliders”, Phys. Lett. (1994)
K.D. Born, E. Laerman, T.F. Walsh, P.M. Zerwas, “Spin Dependence of the Heavy Quark Potential”, Phys. Lett. (1994)
K.D. Born, E. Laermann, T.F. Walsh, P.M. Zerwas, “The Interquark Potential: A Lattice QCD Analysis”, Phys. Lett. (1994)
K.D. Born,, E. Laermann, N. Pirch, T.F. Walsh, P.M. Zerwas, “Hadron Properties in Lattice QCD with Dynamical Fermions”, Phys. Rev. (1989)