gallium_nitride PUR MembraneFilter Worcester_Polytechnic_Institute Fendb phase_change Ucl Sperm Sapphire SrTiO3 Beads amplitude_modulation KAIST MeltingPoint LateralForce OpticalModulator Calcite Thermoplastic_polyurethane SRAM University_of_Regensburg Annealed cross section BreastCancerCell RedBloodCell BCZT MoirePattern Flake BoronNitride FrictionalForce NUSNNI Gold graphene_hybrid ScratchMode Genetic Nanostructure