Bacterium hard_disk membrane Strontium CrAu dichalcogenide CastIron Pores Mechinical VinylAlcohol PhaseChange SKKU Tungsten_disulfide MechanicalProperty ContactModeDot Moire MfmAmplitude WS2 Magnets MetalCompound FrictionalForce HighAspect Electrical&Electronics Molybdenum_disulfide layers Chemical_Vapor_Deposition Piranha Kevlar Microchannel molecule Zhi Display Hydroxyapatite ForceVolume polyvinyl acetate