Barium-titanate integrated with silicon photonics for ultra-efficient electro-optical performance. - Stefan Abel; Thilo Stoferle; Chiara Marchiori; Daniele Caimi; Lukas Czornomaz; Marta D. Rossell; Rolf Erni; Marilyne Sousa; Heinz Siegwart; Bert J. Offrein; Jean Fompeyrine (ECOC, 2015)