Detection Efficiency of NaI(Tl) Detector in 511–1332 keV Energy Range

Table 2

The energies and emission probabilities of the radioisotope source [11].

Nuclide	Energy (keV)	Emission probability (%)
^22Na	511.00	178.00
	1274.60	99.94
^54Mn	834.83	85.59
^137Cs	661.66	85.30
^60Co	1173.23	99.85
	1332.48	99.98