Dr. Andrei Kryjevski, Department of Physics, North Dakota State University, will be giving a colloquium titled "Electronic Structure of Semiconductor Nanoparticles from Stochastic Evaluation of Imaginary-Time Path Integral" at the Department of Physics and Astrophysics on Friday May 5 at 4:00 PM in Witmer Hall, Rm 211. Refreshments will be served at 3:30 PM in Witmer 215.