Fig.7
From: The Design of the Emission Layer for Electron Multipliers
After dividing the incident electron energy by \(R_{{{\text{SEE}}}} = \frac{{\text{SEE(x + b)}}}{{\text{SEE(x)}}}\) as shown in the a, c, e the change of Al2O3 (on the silicon wafer, grow xnm-Al2O3) SEE with thickness as shown in the b, d, f