Power Spectral Density (PSD) of Cantilever* Deflection Thermal Oscillations

1
Power Spectral Density (PSD) of Cantilever
Deflection Thermal Oscillations (Thermomicroscope
s, Inc. TRI 320 mm, k0.01 N/m)
resonance frequency, no
Q16.8 k0.0176 N/m no6.415 n139.77 n290.1
higher vibrational modes
AIR AWAY FROM SURFACE
n1
n2
SHO fit
no
WATER AWAY FROM SURFACE
n1
SHO fit
PSD Deflection Amplitude (m/?Hz )
n2
Q1.3 k0.00932 N/m no1.341 n110.739 n235.870 n
372.331
n3
no
WATER CLOSETO SURFACE
n1
SHO fit
Q0.5 k0.00886 no0.091 n110.190 n234.458 n372
.741
n2
n3
Frequency (kHz )