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Radionuclide Dosimetric Data Sheets
Copper-60
Summary data
General
Classification
Isotope: Cu-60
Atomic number (Z): 29
Mass number (A): 60
Neutron number (N): 31
Radioactive decay
Decay modes: β+, Electron capture
Half-life: 23.7 [m]
Decay constant: 4.8745e-04 [1/s]
Daughters: Ni-60 (100.0%)
Radioactive daughters: None
Dosimetric constants
Mean alpha energy: 0.0 [MeV]
Mean electron energy: 0.89751 [MeV]
Mean photon energy: 3.91114 [MeV]
Air kerma rate constant, Γ10: 9.487e-17 [Gy·m2/Bq·s]
Air kerma coefficient, Kair: 1.305e-16 [Gy·m2/Bq·s]
Equilibrium dose constant for weakly-penetrating radiations (α and/or
electrons), Δwp: 1.438e-13 [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-:
1.438e-13 [Gy·kg/Bq·s]
Equilibrium dose constant for photons, Δp: 6.266e-13
[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-60 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-60 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-60 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-60 Summary Spectrum.csv
|
Energy [MeV] |
Yield [#/nt] if > 0.01 |
Radiation type |
|
1.44989e-05 |
4.051e-01 |
X-ray |
|
7.43578e-03 |
1.650e-02 |
X-ray |
|
4.67300e-01 |
3.520e-02 |
Gamma |
|
4.97900e-01 |
1.672e-02 |
Gamma |
|
5.11000e-01 |
1.843e+00 |
Annihilation photon |
|
8.26400e-01 |
2.174e-01 |
Gamma |
|
9.09200e-01 |
2.024e-02 |
Gamma |
|
9.52400e-01 |
2.728e-02 |
Gamma |
|
1.03520e+00 |
3.696e-02 |
Gamma |
|
1.11050e+00 |
1.056e-02 |
Gamma |
|
1.29370e+00 |
1.848e-02 |
Gamma |
|
1.33250e+00 |
8.800e-01 |
Gamma |
|
1.79160e+00 |
4.541e-01 |
Gamma |
|
1.86160e+00 |
4.752e-02 |
Gamma |
|
1.93690e+00 |
2.200e-02 |
Gamma |
|
2.15890e+00 |
3.344e-02 |
Gamma |
|
2.74610e+00 |
1.056e-02 |
Gamma |
|
3.12410e+00 |
4.752e-02 |
Gamma |
|
3.19410e+00 |
2.024e-02 |
Gamma |
|
4.39991e-01 |
1.165e-02 |
Positron |
|
8.04720e-01 |
4.569e-02 |
Positron |
|
8.39411e-01 |
1.155e-01 |
Positron |
|
8.71755e-01 |
4.877e-01 |
Positron |
|
1.10392e+00 |
2.787e-02 |
Positron |
|
1.32414e+00 |
1.493e-01 |
Positron |
|
1.71936e+00 |
4.977e-02 |
Positron |
|
4.78737e-05 |
1.584e-01 |
Auger electron |
|
7.88403e-05 |
2.014e-02 |
Auger electron |
|
7.72706e-04 |
1.050e-01 |
Auger electron |
|
6.49788e-03 |
3.299e-02 |
Auger 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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