Coplanar millimeter-wave ICs for W-band applications using 0.15 μm pseudomorphic MODFETs. - Michael Schlechtweg; William H. Haydl; Axel Bangert; Jürgen Braunstein; Paul J. Tasker; Ludger Verweyen; Hermann Massler; Wolfgang Bronner; Axel Hülsmann; Klaus Köhler (IEEE J. Solid State Circuits, 1996)

A GaAs HEMT MMIC chip set for automotive radar systems fabricated by optical stepper lithography. - Jan-Erik Müller; Thomas Grave; Heinz J. Siweris; Martin Kärner; Andre Schäfer; Harald Tischer; Henning Riechert; Lothar Schleicher; Ludger Verweyen; Axel Bangert; Walter Kellner; Thomas Meier 005 (IEEE J. Solid State Circuits, 1997)