Atomic force microscopy (AFM) images were obtained in air at room temperature using the intermittent contact mode of a Pico + AFM (Molecular Imaging), with standard Si cantilevers resonating at approximately 300 kHz
Atomic force microscopy (AFM) images were obtained in air at room temperature using the intermittent contact mode of a Pico + AFM (Molecular Imaging), with standard Si cantilevers resonating at approximately 300 kHz