Wafer temperature controller AFM Polyvinylidene Conductance PFM Galfenol BiVO4 GlassTemp ForceVolumeMapping CuSubstrate NTU Mechanical&nanotechnology Tungsten_disulfide HighAspect block_copolymer LowDensityPolyethylene Christmas MechanicalProperty HardDisk Indium_tin_oxide Copolymer NUS HexagonalBN gallium_nitride IIT-chennai MLCC Silver DIWafer Topography GaAs molecules Styrene Biofilm Change IVSpectroscopy