Bastian Keller

A Matlab GUI for calculating the solar radiation and shading of surfaces on the earth

Bastian Keller, Alexandre M. S. Costa, 2011, Comput. Appl. Eng. Educ..

Multi-degree-of-freedom ultrasonic motors using rotation-symmetric piezoelectric vault geometries

Bastian Keller, Wolfgang Schinkoethe, 2013 .