Presentations set for physics, chemistry

The spring Physics Seminar Series continues at 2 p.m. Wednesday, Feb. 11, in 128 Jabara Hall. Wichita State professor Jason Ferguson will present "Can global clusters have more than one main sequence?"

The spring Chemistry Colloquium continues at 3:30 p.m. Wednesday, Feb. 11, in 224 McKinley Hall. Wichita State assistant professor Marlon Thomas will present "Development of simple microfluidic devices prototypes for cell separation, drug delivery studies and in vitro toxicology."