Emily Marshman, Ryan Sayer, Charles Henderson, and Chandralekha Singh Department of Physics and Astronomy, University of Pittsburgh, 3941 O’Hara Street, Pittsburgh, Pennsylvania 15260, USA Department of Physics, Bemidji State University, Bemidji, Minnesota 56601, USA Department of Physics, Western Michigan University, 1903 W. Michigan Avenue, Kalamazoo, Michigan 49008, USA (Received 24 October ...