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Table. 1.

Characteristics of α-emitting radionuclides in this investigation.

Radionuclides Bi-212 Bi-213 At-211 Ac-225
Energy of main α-emitters (MeV)* 6.1 8.5 5.9 5.82 6.34 7.07 5.86 8.35
Half-life 60.6 min 45.6 min 7.21 h 10 days

* The emitter spectrum of each radionuclide is included in the PHITS tool and is automatically applied in the simulations.

New Phys.: Sae Mulli 2023;73:160~164 https://doi.org/10.3938/NPSM.73.160
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