2022-2023 / 3107
MOSFET
1
10
100
1000
1
10
100
1000
Dose measured (cGy)
Dose delivered (cGy)
Dose measurements
Theory
130
140
150
160
170
180
190
200
0°
10°
20°
30°
40°
50°
60°
70°
80°
90°
100°
110°
120°
130°
140°
150°
160°
170°
180°
190°
200°
210°
220°
230°
240°
250°
260°
270°
280°
290°
300°
310°
320°
330°
340°
350°
Angular Dependence
Gen
0%
5%
10%
15%
(cGy)
Verellen et al. PMB 2009
y = 0.5273x + 812.27
R² = 0.99997
y = 0.5233x - 883.41
R² = 0.99999
y = 0.5256x - 2270.4
R² = 0.99997
y = 0.5315x - 3059.3
R² = 0.99998
1500
2000
2500
3000
3500
4000
4500
0
2000
4000
6000
8000
10000
12000
14000
Number of Steps
(1 step = 0.08 mV)
Dose (cGy)
Increasing threshold voltage and consecutive resets
1st irradiation cycle
2nd irradiation cycle
3rd irradiation cycle
4th irradiation cycle
Linear (1st irradiation cycle)
Linear (2nd irradiation cycle)
Linear (3rd irradiation cycle)
Linear (4th irradiation cycle)
Response linearity
Resettable
Reset
1
Reset
2
Reset
3
Angular depend nc response