Journal of Sensors / 2012 / Article / Fig 2

Research Article

Rapid and Reliable Calibration of Laser Beam Deflection System for Microcantilever-Based Sensor Setups

Figure 2

Thermal noise power spectrum of NTMDT cantilever E1 on trial 2 for calibration of Setup 2. The area obtained under the peak after a Lorentzian fit (uniform broadening and best fitting parameters) is later used for determining the calibration factor.