domain_switching TiO2 Polydimethylsiloxane MagneticArray PinpointNanomechanicalMode PrCurve Butterfly Insulator Calcite NeodymiumMagnets Polyurethane PVA dielectric_trench ForceVolumeMapping Electical&Electronics Mechanical&nanotechnology Optic DIWafer CuSubstrate Blend bias_mode Cross-section FAPbI3 MfmPhase CHRYSALIS_INC FrictionForce Patterns Litho kelvin probe force microscopy LightEmiting dielectric trench Writing Transparent Lateral_Force_Microscopy exfoliate