Gold align Dental Tin sulfide Metal BiVO4 MembraneFilter thermal_property WS2 Polyurethane OrganicSemiconductor biocompatible Sio2 Hexacontane OxideLayer Alkane BiasMode Piezoelectric FrictionalForceMicroscopy Nanofiber Heating thermal_conductivity epitaxy Pvdf Composite DOE PolymerPatterns HafniumDioxide LMF fe_nd_b Growing cannabis Force-distance FrictionForce PetruPoni_Institute