oxide_layer GaAs Perovskite NUS Writing Polyvinylidene Yeditepe Microchannel Mechinical Deposition Sphere BlockCopolymer Pinpoint optoelectronics Reduction WWafer HumanHair Logo VerticalPFM self_assembly DeflectionOptics Plug phase_change Mechanical&nanotechnology Yttria_stabilized_Zirconia pulsed_laser_deposition MoS2 Adhesive FM_KPFM gallium_nitride CBD Ferroelectric Battery temp CuFoil