Resistance Polypropylene University_of_Regensburg PinPointMode CrAu Beads polymeric_arrays PvdfBead VortexCore Morphology hetero_structure Pore FrictionForce Array ItoGlass Forevision Jason Nanofiber AM_KPFM PrCurve SrO StrontiuTitanate Zagreb 2dMaterials LiIonBattery Titanate Electical&Electronics PVA Multiferroic_materials Sperm Photovoltaics Melt Tape PMNPT Conductivity