EJNMMI Physics

Table 3 The radioactive impurities produced during 34 min

From: Cyclotron production of ⁴³Sc for PET imaging

Radioisotope	Gamma energy [keV]	Decay mode	Half-life	Nuclear reaction	Activity EOB [kBq]
^44gSc	1157.00^a	β⁻	3.93 h	⁴²Ca(α,pn)	32
^44mSc	271.24^a	β⁻	58.6 h	⁴²Ca(α,pn)	3
⁴⁶Sc	889.25^a	β⁻	83.79 days	⁴³Ca(α,p)	0.26
⁴⁶Sc	1120.51	β⁻	83.79 days	⁴⁴Ca(α,pn)	0.26
⁴⁷Sc	159.38^a	β⁻	3.35 days	⁴⁴Ca(α,p)	5

Irradiation of a 100-mg target by a 0.5-μA alpha beam current of 25 MeV. The radioactivity of the produced ⁴³Sc is equal to 28.9 MBq
^aEnergies of the γ-photon used for activity measurement of the radionuclide

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