self_healing Piezo Graphite CVD HexagonalBoronNitride CancerCell Battery FM_SKPM solar_cell Pinpoint PhaseChange Alkane ShenYang HiVacuum pinpoint mode Iron temperature_control NCM Pore Optoelectronic MagneticForce amplitude_modulation Indium_tin_oxide Optoelectonics LowDensityPolyethylene ScanningIon-ConductanceMicroscopy SmallScan PMNPT Metal AdhesionEnergy Grain ThermalConductivity MESA structure Piezoelectric Al2O3