Hexylthiophene Treatment PolymerBlend Piezoresponse Nanotechnology neodymium_magnets Tapping HiVacuum Aggregated_molecules TriGlycineSulphate NiFe PinpointNanomechanicalMode DLaTGS SingleLayer Worcester_Polytechnic_Institute Non-ContactMode DNA DeoxyribonucleicAcid Hafnium_dioxide LiquidCell Chloroform Display Battery CVD Water LeakageCurrent Composite Heat dielectric trench Granada Ecoli self_assembly NTU Polypropylene Ferroelectric