Domain CaMnO3 Dimethicone Pyroelectric dichalcogenide OpticalWaveguides AM-KPFM CancerCell Solution LaAlO3 self_assembly Tungsten HiVacuum EFMAmplitude tip_bias_mode SAM Mfm HumanHair Temasek_Lab temp Ni-FeAlloy Conductivity ring shape LDPE PFM KPFM polyvinyl acetate temperature controller AFM Silicon bias_mode AdhesionEnergy Wang Lanthanum_aluminate Magnetostrictive flakes