TY - JOUR A1 - Weinhold, Till A1 - Wegener, Michael A1 - Künstler, Wolfgang A1 - Seiß, Martin A1 - Görne, Thomas A1 - Gerhard, Reimund T1 - Porous polytetrafluoroethylene (PTFE) single-film space-charge electrets with high piezoelectric coefficients Y1 - 2000 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/19541 SN - 0537-9989 ER -