Composition Tape ring shape HOPG TiO2 Praseodymium Wang Corrosion HBN HfO2 Implant Conducting GaN Array LiftMode AnodizedAluminumOxide Singapore PvdfFilm Deposition Self-assembledMonolayer DiffractiveOpticalElements PUR Electrode TemperatureControllerStage MoS2 Gong Reduction Inorganic nanobar Perovskite PDMS Magnetic temperature_control gallium_nitride Device