Voltage (MV)

Thickness (mm)

Potential Energy Variation E_P (J)

2

8

23.1 × 10⁻⁴

1

8

13.9 × 10⁻⁴

0.5

8

3.6 × 10⁻⁴

2

4

13.1 × 10⁻⁴

1

4

8.3 × 10⁻⁴

0.5

4

1.8 × 10⁻⁴