Fig. 3: The measurement setup and results of accelerometer resonant characterization.
From: A zinc oxide resonant nano-accelerometer with ultra-high sensitivity

a Schematic diagram of the nanowire resonant mode. b Circuit diagram of resonant frequency measurement circuit. c Current and frequency responses with different voltages applied on the gate. d The relationship between resonant response characterizations (resonant frequency and Q-factor) and voltages applied on the gate.