The imaging condition was set as vibrating mode, scan rate of 0.4 Hz and scan lines of 128e512. NSC 11/no Al tips with resonance of 145e240 kHz and force constant of 25e95 N/ m were used
The imaging condition was set as vibratingmode, scan rate of 0.4 Hz and scan lines of 128e512. NSC 11/no Altips with resonance of 145e240 kHz and force constant of 25e95 N/m were used