HDD ElectroChemical Polytetrafluoroethylene IIT-chennai AlkaneFilm MfmPhase HBN Al2O3 Polyvinylidene_fluoride MonoLayer plastic Kevlar TemperatureControllerStage ContactModeDot NanoLithography Polyaniline fifber Boron Hafnia VinylAlcohol NCM\ Pipette BCZT ThinFilm Non-ContactMode NTU rubber aluminum_nitride molecular_beam Vinylpyridine Singapore Adhesive FM_SKPM Holes SKPM