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Radionuclide Dosimetric Data Sheets
Zinc-62
Summary data
General
Classification
Isotope: Zn-62
Atomic number (Z): 30
Mass number (A): 62
Neutron number (N): 32
Radioactive decay
Decay modes: β+, Electron capture
Half-life: 9.186 [h]
Decay constant: 2.0960e-05 [1/s]
Daughters: Cu-62 (100.0%)
Radioactive daughters: Cu-62
Dosimetric constants
Mean alpha energy: 0.0 [MeV]
Mean electron energy: 0.03264 [MeV]
Mean photon energy: 0.44305 [MeV]
Air kerma rate constant, Γ10: 1.380e-17 [Gy·m2/Bq·s]
Air kerma coefficient, Kair: 1.705e-17 [Gy·m2/Bq·s]
Equilibrium dose constant for weakly-penetrating radiations (α and/or
electrons), Δwp: 5.230e-15 [Gy·kg/Bq·s]
Equilibrium dose constant for alphas, Δα: 0.000e+00
[Gy·kg/Bq·s]
Equilibrium dose constant for betas/electrons, Δβ-,β+,e-:
5.230e-15 [Gy·kg/Bq·s]
Equilibrium dose constant for photons, Δp: 7.098e-14
[Gy·kg/Bq·s]
Dose point kernels (plot)
Dose point kernel source: Graves, et al. Medical Physics. 2019 Nov.; 46(11):5284-5293.
Note: Bins are spaced every 0.1 mm until a radius of 10 cm, and every 1 mm until a radius of 2 m.
Download tabulated dose point kernel file here: www.mirdsoft.org/products/MIRDspecs/Zn-62 DPK.csv
Summary spectra (plot)
Spectra source: ICRP Publication 107: Nuclear Decay Data for Dosimetric Calculations. Ann. ICRP 2008, 38 (3).
Download tabulated summary spectra file here: www.mirdsoft.org/products/MIRDspecs/Zn-62 Summary Spectrum.csv
Beta spectra (plot)
Spectra source: ICRP Publication 107: Nuclear Decay Data for Dosimetric Calculations. Ann. ICRP 2008, 38 (3).
Download tabulated beta spectra file here: www.mirdsoft.org/products/MIRDspecs/Zn-62 Beta Spectrum.csv
Tabulated data
Summary spectra (table)
Spectra source: ICRP Publication 107: Nuclear Decay Data for Dosimetric Calculations. Ann. ICRP 2008, 38 (3).
Note: Radiations with yield < 0.01 are excluded from the table, but are available in the linked *.csv data.
Download tabulated summary spectra file here: www.mirdsoft.org/products/MIRDspecs/Zn-62 Summary Spectrum.csv
|
Energy [MeV] |
Yield [#/nt] if > 0.01 |
Radiation type |
|
9.87242e-06 |
5.287e+00 |
X-ray |
|
7.98465e-03 |
1.258e-01 |
X-ray |
|
8.00569e-03 |
2.453e-01 |
X-ray |
|
8.86267e-03 |
1.525e-02 |
X-ray |
|
8.86532e-03 |
2.983e-02 |
X-ray |
|
4.08500e-02 |
2.548e-01 |
Gamma |
|
2.43360e-01 |
2.522e-02 |
Gamma |
|
2.46950e-01 |
1.898e-02 |
Gamma |
|
2.60430e-01 |
1.352e-02 |
Gamma |
|
3.94030e-01 |
2.236e-02 |
Gamma |
|
5.07600e-01 |
1.482e-01 |
Gamma |
|
5.11000e-01 |
1.678e-01 |
Annihilation photon |
|
5.48350e-01 |
1.534e-01 |
Gamma |
|
5.96560e-01 |
2.600e-01 |
Gamma |
|
2.58608e-01 |
8.388e-02 |
Positron |
|
5.68495e-05 |
1.968e+00 |
Auger electron |
|
9.09533e-05 |
2.641e-01 |
Auger electron |
|
8.56058e-04 |
1.425e+00 |
Auger electron |
|
6.99135e-03 |
4.298e-01 |
Auger electron |
|
7.88044e-03 |
1.061e-01 |
Auger electron |
|
3.19068e-02 |
1.482e-01 |
Conversion electron |
|
3.97639e-02 |
1.473e-02 |
Conversion electron |
Useful Links
Isotope decay characteristics are periodically updated as better measurements can be made - changes that may not be reflected on this page. Please see useful links:
National Nuclear Data Center (NNDC): https://www.nndc.bnl.gov/nudat3/mird/
International Atomic Energy Agency (IAEA) Livechart: https://www-nds.iaea.org/relnsd/vcharthtml/VChartHTML.html
Reference Links
ICRP Report 107: https://www.icrp.org/publication.asp?id=ICRP%20Publication%20107
Graves et al. Dose Point Kernels: https://doi.org/10.1002/mp.13789
MIRD Decay Schemes 2nd Edition: https://sites.snmmi.org/SNMMI-MAIN/iCore/Store/StoreLayouts/Item_Detail.aspx?iProductCode=0-932004-80-6
MIRDsoft MIRDspecs version 20250101 (www.mirdsoft.org)
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