phase_change WWafer Change Pore semifluorinated_alkane cross section Ferrite Celebration Friction alkanes PECurve Mapping Titanate membrane Mechanical&nanotechnology Hafnium_dioxide STM UnivCollegeLondon Global_Comm Electrical&Electronics Annealed Gong NtuEee AM-KPFM Fe_film GaAs Monisha Blend Foil LFM LMF Leakage P3HT PhaseImaging CHRYSALIS_INC