June 23 - June 29, 2002 THE BOSTON AREA PHYSICS CALENDAR The Boston Area Physics Calendar is published weekly during the academic year by the Department of Physics at Northeastern University. You may send your announcement by e-mail (bapc@neu.edu) or FAX (617-373-2943). We cannot accept announcements by telephone. Entries should reach us no later than 11:00 a.m. the Monday of the week proceeding the week of the event. ENTRIES RECEIVED AFTER THE DEADLINE WILL NOT BE PUBLISHED. Monday, June 24, 2002 Monday, June 24, 2002, 12:00pm Brandeis University Condensed Matter Seminar Physics Building, Room 333 "High temperature superconductors - what can we learn from a variational wavefunction?" Dr. Arun Paramekanti, ITP, University of California - Santa Barbara