1. MCP Parameters Bulk Material Borosilicate glass Dielectric Const 5.8
Al2O3+ZnO
Table 1: Dielectric constants [1] and resistivities [2] for Al2O3/ZnO ALD films
% DEZ* exposures 10 25 33 50
Dielectric Constant
6.8 ± 0.5
6.5 ± 0.4
6.9 ± 0.3
7.2 ± 0.2
6.6 ± 0.3
  Resistivity (W cm)
~1016
5x1015
5x1014
1014
1013
*) DEZ -- Diethylzinc (Zn(CH2CH3) 1. Herrmann et al, Proc. of SPIE Vol (2005) p Elam et al, J. Electrochem. Soc. 150, pp. G339-G347, 2003.
Bulk Material Borosilicate glass
Dielectric Const 5.8
Channel Resistive Layer Material % Al2O3, 70% ZnO

2. MCP conductivity MCP resistance: R = 18-100 MW N = 5106 pores
R1=R*N = ( MW)x5x106 = (90-500)1012 W R1