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Radionuclide Dosimetric Data Sheets
Copper-67
Summary data
General
Classification
Isotope: Cu-67
Atomic number (Z): 29
Mass number (A): 67
Neutron number (N): 38
Radioactive decay
Decay modes: β-
Half-life: 61.83 [h]
Decay constant: 3.1140e-06 [1/s]
Daughters: Zn-67 (100.0%)
Radioactive daughters: None
Dosimetric constants
Mean alpha energy: 0.0 [MeV]
Mean electron energy: 0.15038 [MeV]
Mean photon energy: 0.11535 [MeV]
Air kerma rate constant, Γ10: 3.772e-18 [Gy·m2/Bq·s]
Air kerma coefficient, Kair: 3.772e-18 [Gy·m2/Bq·s]
Equilibrium dose constant for weakly-penetrating radiations (α and/or
electrons), Δwp: 2.409e-14 [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-:
2.409e-14 [Gy·kg/Bq·s]
Equilibrium dose constant for photons, Δp: 1.848e-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/Cu-67 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/Cu-67 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/Cu-67 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/Cu-67 Summary Spectrum.csv
|
Energy [MeV] |
Yield [#/nt] if > 0.01 |
Radiation type |
|
1.63567e-05 |
7.115e-01 |
X-ray |
|
8.57190e-03 |
1.881e-02 |
X-ray |
|
8.59639e-03 |
3.663e-02 |
X-ray |
|
9.12660e-02 |
7.000e-02 |
Gamma |
|
9.33110e-02 |
1.610e-01 |
Gamma |
|
1.84577e-01 |
4.870e-01 |
Gamma |
|
4.66457e-02 |
1.099e-02 |
Beta |
|
1.15794e-01 |
5.694e-01 |
Beta |
|
1.48786e-01 |
2.198e-01 |
Beta |
|
1.83900e-01 |
1.998e-01 |
Beta |
|
5.68441e-05 |
2.569e-01 |
Auger electron |
|
8.96545e-05 |
3.408e-02 |
Auger electron |
|
9.29276e-04 |
1.949e-01 |
Auger electron |
|
7.48697e-03 |
5.611e-02 |
Auger electron |
|
8.45549e-03 |
1.432e-02 |
Auger electron |
|
8.36886e-02 |
1.208e-01 |
Conversion electron |
|
9.21266e-02 |
1.086e-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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