Pore GaN MechanicalProperty HanyangUniv BaTiO3 HydroGel ConductiveAFM Molybdenum_disulfide PhaseChange Grain AtomicSteps SrTiO3 dielectric trench FrictionalForce Boron Reduction ItoGlass Growth Gong Optoelectronic Tungsten Hysteresys doped Spincast 2dMaterials Lateral Regensburg PhthalocyaninePraseodymium mechanical property TyphimuriumBiofilm Zhi small_scan AM_SKPM semifluorinated alkane SThM