Professor of Food Engineering, Purdue University - âªmaterials science⬠- âªnumerical simulation⬠- âªrheology⬠- âªnanotechnology. Research interests: Materials Science, Numerical Simulation, Rheology, Nanotechnology. Jozef Kokini is a professor at Purdue University that specializes on, food materials science, linear and non-linear rheology, computational fluid dynamics