ChemicalCompound LithiumNiobate Friction Defects Litho GaN Hydroxyapatite Subhajjit OpticalWaveguide Tin disulfide dielectric_trench KAIST FAFailureAnlaysis Gold StainlessSteel temp_control HDD Alloy SThM 2d_materials Polystyrene BariumTitanate Aluminum HexagonalBN Fujian Indium_tin_oxide single_layer doped SmallScan 2dMaterials Laser dichalcogenide PVA fifber FloppyDisk