12pm, Tuesday, September 16th Harvard University Special Condensed Matter Theory Seminar Department of Physics Lyman 425 "Impurity Quantum Phase Transitions: Theories and Applications" Matthias Vojta Universitat Karlsruhe, Germany Julie K. Schafer Harvard University Physics Department 17 Oxford Street Lyman 324 Cambridge, MA 02138 tel: 617-495-8857 fax: 617-496-2545