Canada's particle accelerator centre
Centre canadien d'accélération des particules

Isotope Result

Yield Results for a = 129 m = 0 z = 56

Isotope Properties





Isotope Properties
Ba129g
Half-Life 2.23 h Energy [MeV] 0 Abundance [%]
Spin 1/2+ Mass Exc. [MeV] -85.0633 Decay Mode EC+B+
Atomic Mass 128.909 Binding Energy [MeV] 8.3911 Branching [%] 100

Yield Data





Isotope/ Isomer
Half-life
A/q
Target Material
Ion Source
Facility
Yield Results [1/s]
Individual Results
Avg. Value
Ba129g 2.23 h 129.00 Ta Re surface ISAC 8.900e+7 details
Ba129m 2.13 h 129.00 Ta Re surface ISAC 4.700e+7 details
Ba129m 2.13 h 129.00 U Re surface ISAC 6.240e+7 details

Sorry, no data found.

Date
Isotope/ Isomer
A/q
Charge State
Half-life
Yield [1/s]
p+ Current [μA]
Target
Ion Source
Facility
Comment
2004-7-1 Ba129g 129.00 1 2.23 h 4.80e+7 40 Ta #8 Re surface ISAC
2019-6-27 Ba129g 129.00 1 2.23 h 1.51e+7 50 ITE-TM2-Ta#58-LP-SIS Re surface ISAC
2019-6-27 Ba129g 129.00 1 2.23 h 1.30e+8 50 ITE-TM2-Ta#58-LP-SIS Re surface ISAC rotating p+ beam
2004-7-1 Ba129m 129.00 1 2.13 h 3.10e+7 40 Ta #8 Re surface ISAC
2019-6-27 Ba129m 129.00 1 2.13 h 6.70e+6 50 ITE-TM2-Ta#58-LP-SIS Re surface ISAC
2019-6-27 Ba129m 129.00 1 2.13 h 6.30e+7 50 ITE-TM2-Ta#58-LP-SIS Re surface ISAC rotating p+ beam
2021-7-1 Ba129m 129.00 1 2.13 h 8.19e+7 5 ITW-TM2-UC#33-LP-SIS Re surface ISAC
2021-7-4 Ba129m 129.00 1 2.13 h 4.29e+7 5 ITW-TM2-UC#33-LP-SIS Re surface ISAC

(*) Average value of selected yield results, click 'details' to display individual results.



Beam Development





Sorry, no data found.



Records retrieved on Fri Feb 13 2026 11:46:18 GMT-0800 (Pacific Standard Time)