TiO2 lift_mode strontiu_titanate Led NUS_Physics optoelectronics FrictionalForce ConductiveAFM BismuthVanadate VinylAlcohol NeodymiumMagnets Fet Deposition CVD Typhimurium multi_layer Transparent Wafer P3HT Indium_tin_oxide Modulus StainlessSteel FailureAnalysis Polyurethane WS2 CrAu Array Tapping LiquidImaging pulsed_laser_deposition WPlug StrontiuTitanate LDPE Growing HighAcpectRatio