Pores Polytetrafluoroethylene HydroGel ForceVolume AAO UnivOfMaryland Hexacontane Inorganic_Compound Carbon alkanes PetruPoni TPU high_resolution molecular_beam Potential semifluorinated_alkane Grain blended polymers PS_LDPE ImideMonomer Sadowski mechanical property CopperFoil silicon_carbide Gong fluorocarbon Led Dimethicone KAIST PtfeFilter LightEmission Dental BariumTitanate bias_mode CarbonNanotube