Conference paper (2011) - C Leinz (author), M Caris (author), T. Klein (author), G. de Lange (author), G. De Lange (author), T Zijlstra (author), T. M. Klapwijk (author), TM Klapwijk (author), Teun Klapwijk (author), Teun M. Klapwijk (author), T.M. Klapwijk (author), Teunis M. Klapwijk (author), HJ Wunsch (author), R Gusten (author)