Dr. Martha Ch. Lux-Steiner, the director of the Institute for Heterogeneous Material Systems at the Helmholtz-Zentrum Berlin and a professor at Freie Universität Berlin, had applied with her International Summer University on Renewable Energy, ISUenergy. She has been holding the summer school since 2009 in cooperation with several international partner institutions. It is open to graduate students in master's programs as well as those working on their doctorate.
Further information: https://www.helmholtz-berlin.de/events/isu-energy/