HDD PVAC Al2O3 mechanical property Polarization Tin sulfide domain_switching BlockCopolymer Lattice Hydroxyapatite neodymium_magnets FFM PVAP3HT PS_LDPE DeflectionOptics Calcium Edwin Patterns PUR INSP Ceramics Grain SicMosfet optoelectronics Vortex NiFe layers FailureAnalysis GranadaUniv silicon_carbide Mfm Praseodymium amplitude_modulation TemperatureControllerStage SingleCrystal