SCHOTT Technical Glasses

21
lg ρ in Ω ⋅ cm ––>
Temperature in °C ––>
13
200 300 400 500 700
12
11
10
9
8
7
6
5
4
N 16 B
3
2.5 2.0
16
100 200 300 400 500 700
15
Electrically conducting and transparent layers can be produced
on glass by using semi-conducting oxides (e.g., of
tin and indium). The surface resistance range is 1 – 100 Ω per
square.
14
13
12
11
10
9
b
a
4.3 Dielectric properties
The dielectric constant ε r describes the relative increase in
capacitance by introducing a polarizable dielectric into e.g
a plate capacitor previously in vacuum.
lg ρ in Ω ⋅ cm ––>
8
7
6
5
4
3
2
3.5 3.0 2.5 2.0