Working pressure (mbar)

Voltage (V)

Number of successful shot

Neutron yield Lee model (×107)

Neutron yield experiment (×107)

3

15

37

1.53

2.04

3.25

15

17

1.66

2.03

3.5

15

60

1.80

1.99

3.75

15

14

2.36

2.09

4

15

7

2.05

2.12