Diamond-integrated optomechanical circuits. - Patrik Rath; Sandeep Ummethala; Christoph Nebel; Wolfram H. P. Pernice (OFC, 2015)

110-m THz Wireless Transmission at 100 Gbit/s Using a Kramers-Kronig Schottky Barrier Diode Receiver. - Tobias Harter; Christoph Füllner; Juned N. Kemal; Sandeep Ummethala; Miriam Brosi; Erik Bründermann; Wolfgang Freude; Sebastian Randel; Christian Koos (ECOC, 2018)

Wireless Transmission at 0.3 THz Using Direct THz-to-Optical Conversion at the Receiver. - Sandeep Ummethala; Tobias Harter; K. Koehnle; Z. Li; S. Muehlbrandt; Yasar Kutuvantavida; Juned N. Kemal; J. Schaefer; Hermann Massler; Axel Tessmann; S. K. Garlapati; A. Bacher; et al. (ECOC, 2018)

Silicon Photonics for Coherent Terahertz Generation and Detection. - Wolfgang Freude; Tobias Harter; S. Muehlbrandt; Sandeep Ummethala; S. Nellen; L. Hahn; Sebastian Randel; Christian Koos (ICTON, 2019)

Photonic-Electronic Ultra-Broadband Signal Processing: Concepts, Devices, and Applications. - Christian Koos; Sebastian Randel; Wolfgang Freude; Thomas Zwick; Johann-Christoph Scheytt; Jeremy Witzens; M. Walther; Tobias Harter; Sandeep Ummethala; Clemens Kieninger; Heiner Zwickel; Pablo Marin-Palomo; et al. (BCICTS, 2020)