Research Article
Dosimetry and Therapeutic Ratios for Rhenium-186 HEDP
Table 1
Physical properties of rhenium-186.
| Property | Re-186 |
| Physical half-life | 89.3h | Daughter nuclei (branching ratios) | W-186 | Os-186 | Mean beta energy | 346,7 keV | Max. beta energy (abundance) | 1077 keV (71%) | 939 keV (22%) | Gamma energy (abundance) | 137 keV (9%) | Max. penetration in tissue | 4.5 mm (average 1.1 mm) |
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