Galfenol ContactMode Hysteresys Dopped Polytetrafluoroethylene Global_Comm LiIonBattery CaMnO3 plastics EvatecAG TPU nanobar flakes Polyvinylidene Laser ContactModeDot ElectroChemical Ceramics CVD doped Calcite Optical PpLdpe ScratchMode CeNSE_IISc Collagen SetpointMode DentalProsthesis semifluorinated_alkane OxideLayer EPFL PVAP3HT OpticalWaveguide Wonseok SurfaceChange