Vacuum solar_cell Defect Sperm Solar ThermalConductivity PetruPoni Metal-organicComplex PDMS Dr.JurekSadowski Bacterium OpticalElement MoS2 Polyethylene YttriaStabilizedZirconia BiVO4 lift_mode Phenanthrene Thermoplastic_polyurethane Force-distance LiftHeight SiWafer pulsed_laser_deposition Optoelectonics StrontiumTitanate Polydimethylsiloxane PECurve Gong MfmPhase hard_disk_media WWafer TiO2 ThermalProperties SolarCell Tungsten