CeNSE_IISc cross section Polydimethylsiloxane ChemicalCompound Adhesion GlassTemp Stiffness GranadaUniv Photovoltaics PrCurve Grain Mechanical 2dMaterials lithography India YttriaStabilizedZirconia SoftSample IRDetector Iron Ni-FeAlloy Barium_titanate GaN HexacontaneFilm OpticalWaveguides Glass non_contact Dopped DOE gallium_nitride Ito ThermalDetectors HighResolution self-assembly CHRYSALIS_INC NUSNNI