Litho PECurve SRAM Hafnium_dioxide exfoliate Mosfet Wang silicon_oxide University_of_Regensburg temp_control Sadowski CaMnO3 margarine PolycrystallineFerroelectricBCZT Microchannel Scratch Hair heterojunctions layers BlockCopolymer Steps PtfeMembrane Ceramic membrane Materials molecule LDPE Polyaniline Au111 Layer PetruPoni_Institute UnivOfMaryland thermal_property Display Permalloy