Table 1.

Calibration results of metal–oxide semiconductor field-effect transistors (MOSFETs)

MOSFET	Blue	Red	Yellow	Mean ± SD	Blue	Red	Yellow	Mean ± SD
	[cGy/mV]				[cGy/mV]
	First step				Second step
1	1.03	1.01	1.05	1.03 ± 0.02	1.04	1.03	1.06	1.04 ± 0.01
2	1.02	1.01	1.03	1.02 ± 0.01	1.03	1.01	1.05	1.03 ± 0.02
3	1.00	1.00	1.01	1.00 ± 0.01	1.01	1.00	1.03	1.01 ± 0.01

SD — standard deviation