Ha o Gu defended his PhD thesis „Controlling two phase-flow in Microfluidic systems using electrowetting” on Friday, March 18 at 12:30h in the Waaier. After listening to the defense, the committee consisting of Profs. G van der Steenhovenl, R.M. Boom, A. van den Berg, J.G.E. Gardeniers and R.G.H. Lammertink as well as assistant promoter Dr. Michel Duits and promoter Prof. Frieder Mugele awarded the degree to – now – Dr. Gu.