. 2021 Jul 19;6(4):446–453. doi: 10.1109/TRPMS.2021.3098448

TABLE I. List of Emissions for Radionuclides Used.

Radioisotope	Emission type	Emission probability (%)	Energy (keV)
¹⁴C		100	156 (max)
⁵⁷Co		91	136
		9	122
^99mTc		88	140
	IC electron	12	119–140^*

^{^*}

Energies are discrete and dependent upon the binding energy of the electron shell