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. Author manuscript; available in PMC: 2020 Sep 1.
Published in final edited form as: IEEE Trans Instrum Meas. 2018 Nov 15;68(9):3200–3210. doi: 10.1109/TIM.2018.2877952

Fig. 10.

Fig. 10.

(a) Plots of the 100 transfer functions of the input and measured dc currents. The dc currents ranged from 1 nA to 3 μ A with a step of 1 nA. (b) Slope distributions for the 100 transfer functions.