<= Return to MIRDspec isotope database
Radionuclide Dosimetric Data Sheets
Lead-210
Summary data
General
Classification
Isotope: Pb-210
Atomic number (Z): 82
Mass number (A): 210
Neutron number (N): 128
Radioactive decay
Decay modes: α, β-
Half-life: 22.2 [y]
Decay constant: 9.8941e-10 [1/s]
Daughters: Bi-210 (100.0%), Hg-206 (1.9e-06%)
Radioactive daughters: Bi-210, Hg-206
Dosimetric constants
Mean alpha energy: 0.0 [MeV]
Mean electron energy: 0.04039 [MeV]
Mean photon energy: 0.00534 [MeV]
Air kerma rate constant, Γ10: 9.720e-18 [Gy·m2/Bq·s]
Air kerma coefficient, Kair: 9.720e-18 [Gy·m2/Bq·s]
Equilibrium dose constant for weakly-penetrating radiations (α and/or
electrons), Δwp: 6.471e-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-:
6.471e-15 [Gy·kg/Bq·s]
Equilibrium dose constant for photons, Δp: 8.556e-16
[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/Pb-210 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/Pb-210 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/Pb-210 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/Pb-210 Summary Spectrum.csv
|
Energy [MeV] |
Yield [#/nt] if > 0.01 |
Radiation type |
|
3.24738e-05 |
1.179e+01 |
X-ray |
|
2.46022e-03 |
4.652e-02 |
X-ray |
|
1.07270e-02 |
1.148e-02 |
X-ray |
|
1.08390e-02 |
1.011e-01 |
X-ray |
|
1.26833e-02 |
1.919e-02 |
X-ray |
|
1.29844e-02 |
1.964e-02 |
X-ray |
|
1.30700e-02 |
2.816e-02 |
X-ray |
|
1.32091e-02 |
2.054e-02 |
X-ray |
|
4.65390e-02 |
4.250e-02 |
Gamma |
|
4.16160e-03 |
8.400e-01 |
Beta |
|
1.61591e-02 |
1.600e-01 |
Beta |
|
4.07016e-05 |
2.765e+00 |
Auger electron |
|
9.05287e-05 |
3.741e+00 |
Auger electron |
|
1.74238e-04 |
1.977e+00 |
Auger electron |
|
4.43381e-04 |
4.928e-01 |
Auger electron |
|
8.42482e-04 |
4.257e-01 |
Auger electron |
|
1.95868e-03 |
1.052e+00 |
Auger electron |
|
2.23468e-03 |
1.376e-01 |
Auger electron |
|
8.33944e-03 |
2.519e-01 |
Auger electron |
|
1.08220e-02 |
1.135e-01 |
Auger electron |
|
1.33497e-02 |
1.225e-02 |
Auger electron |
|
3.01630e-02 |
5.544e-01 |
Conversion electron |
|
3.07710e-02 |
5.502e-02 |
Conversion electron |
|
4.33721e-02 |
1.449e-01 |
Conversion electron |
|
4.65390e-02 |
4.728e-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)
<= Return to MIRDspec isotope database
