Table 2. PD calibration results

Parameters	Methods	Results
Energy linearity	137Cs, 90Sr, 241Am	Low LET : ylow = 0.0464x (channel) – 0.403High LET : yhigh = 1.349x (channel) – 0.2
Electronics linearity	Test pulser	Linearity check in full range
LET spectrum	MCNP simulation	LET range : 0.3–700 keV/μmEnergy range : 0.2–460 MeV
Thermal range	KASI T/V experiment	5°C–35°C

PD, particle dosimeter; LET, linear energy transfer.