A 3.3V 6b 100kS/s current-steering D/A converter using organic thin-film transistors on glass. - Tarek Zaki; Frederik Ante; Ute Zschieschang; Joerg Butschke; Florian Letzkus; Harald Richter 001; Hagen Klauk; Joachim N. Burghartz (ISSCC, 2011)

A 3.3 V 6-Bit 100 kS/s Current-Steering Digital-to-Analog Converter Using Organic P-Type Thin-Film Transistors on Glass. - Tarek Zaki; Frederik Ante; Ute Zschieschang; Joerg Butschke; Florian Letzkus; Harald Richter 001; Hagen Klauk; Joachim N. Burghartz (IEEE J. Solid State Circuits, 2012)

Low-voltage organic transistors for flexible electronics. - Ute Zschieschang; Reinhold Rodel; Ulrike Kraft; Kazuo Takimiya; Tarek Zaki; Florian Letzkus; Joerg Butschke; Harald Richter 001; Joachim N. Burghartz; Wei Xiong; Boris Murmann; Hagen Klauk (DATE, 2014)

Optimized 90° hybrids with sidewall grating in silicon on insulator. - Thomas Fohn; Wolfgang Vogel; Martin Schmidt 005; Manfred Berroth; Joerg Butschke; Florian Letzkus (OFC, 2014)

Low-Power Organic Light Sensor Array Based on Active-Matrix Common-Gate Transimpedance Amplifier on Foil for Imaging Applications. - Samar Elsaegh; Clemens Veit; Ute Zschieschang; Mohammad Amayreh; Florian Letzkus; Holger Sailer; Michael Jurisch; Joachim N. Burghartz; Uli Würfel; Hagen Klauk; Hans Zappe; Yiannos Manoli (IEEE J. Solid State Circuits, 2020)