Gas spectroscopy with 245 GHz circuits in SiGe BiCMOS and Frac-N PLL for frequency ramps. - Klaus Schmalz; Johannes Borngräber; Selahattin Berk Yilmaz; Nick Rothbart; Dietmar Kissinger; Heinz-Wilhelm Hübers (IEEE SENSORS, 2016)

Towards breath gas detection with a 245 GHz gas sensor based on SiGe BiCMOS technology. - Nick Rothbart; Klaus Schmalz; Johannes Borngräber; Selahattin Berk Yilmaz; Dietmar Kissinger; Heinz-Wilhelm Hübers (IEEE SENSORS, 2017)

Dual-Band Transmitter and Receiver With Bowtie-Antenna in 0.13 μm SiGe BiCMOS for Gas Spectroscopy at 222 - 270 GHz. - Klaus Schmalz; Nick Rothbart; Alexandra Glück; Mohamed Hussein Eissa; Thomas Mausolf; Esref Turkmen; Selahattin Berk Yilmaz; Heinz-Wilhelm Hübers (IEEE Access, 2021)