LFM University_of_Regensburg sputter Display nanomechanical phase_change Austenite graphene_hybrid Pyroelectric Switching epitaxy nanobar MLCC Microchannel mechanical property Device MoirePattern Polyaniline DeflectionOptics OpticalWaveguides Perovskite amplitude_modulation Corrosion Mfm Galfenol Temperature Hydroxyapatite CuFoil non_contact Laser VortexCore Scanning_Thermal_Microscopy light_emitting Magnetostrictive 2-vinylpyridine