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

Isotope Result

Yield Results for a = 129 m = 1 z = 51

Isotope Properties





Isotope Properties
Sb129m
Half-Life 17.70 m Energy [MeV] 1.85131 Abundance [%]
Spin (19/2-) Mass Exc. [MeV] -82.778 Decay Mode B-,IT
Atomic Mass 128.909 Binding Energy [MeV] 8.41806 Branching [%] 85,15

Yield Data





Isotope/ Isomer
Half-life
A/q
Target Material
Ion Source
Facility
Yield Results [1/s]
Individual Results
Avg. Value
Sb129g 4.37 h 129.00 U TRILIS Re surface ISAC 7.490e+7 details
Sb129m 17.70 m 129.00 U TRILIS Re surface ISAC 4.520e+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
2018-12-19 Sb129g 129.00 1 4.37 h 3.00e+0 10 ITE-TM4-UC#26-IG-LIS Re surface ISAC TITAN MR-TOF
2021-7-12 Sb129g 129.00 1 4.37 h 7.49e+7 14 ITW-TM2-UC#33-LP-SIS TRILIS Re surface ISAC
2021-7-12 Sb129g 129.00 1 4.37 h 1.75e+8 14 ITW-TM2-UC#33-LP-SIS TRILIS Re surface ISAC
2025-6-2 Sb129g 129.00 1 4.37 h 2.13e+6 10 ITE-TM4-UC#48-LP-IGLIS IG-LIS ISAC
2025-6-2 Sb129g 129.00 1 4.37 h 6.10e+5 10 ITE-TM4-UC#48-LP-IGLIS IG-LIS ISAC
2018-12-19 Sb129m 129.00 1 17.70 m 1.10e+1 10 ITE-TM4-UC#26-IG-LIS Re surface ISAC TITAN MR-TOF
2021-7-12 Sb129m 129.00 1 17.70 m 4.52e+7 14 ITW-TM2-UC#33-LP-SIS TRILIS Re surface ISAC
2025-6-2 Sb129m 129.00 1 17.70 m 7.82e+5 10 ITE-TM4-UC#48-LP-IGLIS IG-LIS 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 11:49:50 GMT-0800 (Pacific Standard Time)