Canada's particle accelerator centre
Centre canadien d'accélération des particules
Centre canadien d'accélération des particules
Isotope Result
Yield Results for a = 231 m = 0 z = 88
Isotope Properties
Isotope Properties
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|---|---|---|---|---|---|
| Ra231g | |||||
| Half-Life | 1.73 m | Energy [MeV] | 0 | Abundance [%] | |
| Spin | (5/2+) | Mass Exc. [MeV] | 38.2165 | Decay Mode | B- |
| Atomic Mass | 231.041 | Binding Energy [MeV] | 7.60784 | Branching [%] | 100 |
Yield Data
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Isotope/ Isomer
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Half-life
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A/q
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Target Material
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Ion Source
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Facility
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Yield Results [1/s]
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Individual Results
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Avg. Value
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| Ra231g | 1.73 m | 231.00 | U | Re surface | ISAC | 1.375e+5 | details |
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Date
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Isotope/ Isomer
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A/q
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Charge State
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Half-life
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Yield [1/s]
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p+ Current [μA]
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Target
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Ion Source
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Facility
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Comment
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|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019-12-15 | Ra231g | 231.00 | 1 | 1.73 m | 1.26e+5 | 14 | ITW-TM4-UC#29-LP-SIS | Re surface | ISAC | ||
| 2013-9-16 | Ra231g | 231.00 | 1 | 1.73 m | 1.49e+5 | 8 | ITW-TM1-UCx#7 | Re surface | ISAC |
(*) Average value of selected yield results, click 'details' to display individual results.
Beam Development
Records retrieved on Fri Feb 13 2026 11:47:41 GMT-0800 (Pacific Standard Time)