FrictionForce Materials LiquidCrystal NUS_Physics NiFe Lanthanum_aluminate Cobalt LithiumNiobate Chemical_Vapor_Deposition CancerCell Conductivity membrane Sphere Composite Annealed Film organic_polymer PiezoelectricForceMicroscopy FAPbI3 OpticalWaveguides Hydroxyapatite Lateral_Force_Microscopy light_emission HexagonalBN NtuEee HighAcpectRatio Permalloy pinpoint mode TriGlycineSulphate Litho Pattern Anneal Resistance MoirePattern SFAs