Physics colloquium is Oct. 17 A physics colloquium will be held at 4 p.m. Friday, Oct. 17, in 211 Witmer Hall. Coffee and cookies will be served at 3:30 p.m. in 215 Witmer Hall. The talk, "Using Extended X-ray Absorption Fine Structure Spectroscopy (EXAFS) to Investigate the Atomic Structure in Disordered Materials" will be presented by Aranwela Hemantha (physics). -- Connie Cicha, Secretary, Physics, connie_cicha@und.ndoak.edu, 777-2911