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

Isotope Result

Yield Results for a = 203 m = 0 z = 87

Isotope Properties





Isotope Properties
Fr203g
Half-Life 550.00 ms Energy [MeV] 0 Abundance [%]
Spin (9/2-) Mass Exc. [MeV] 0.876284 Decay Mode A
Atomic Mass 203.001 Binding Energy [MeV] 7.73171 Branching [%] <=100

Yield Data





Isotope/ Isomer
Half-life
A/q
Target Material
Ion Source
Facility
Yield Results [1/s]
Individual Results
Avg. Value
Fr203g 550.00 ms 203.00 Th Re surface ISAC 6.017e+2 details
Fr203g 550.00 ms 203.00 U Re surface ISAC 1.081e+4 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
2014-11-23 Fr203g 203.00 1 550.00 ms 3.57e+2 9.8 ITW-TM1-ThO#1-LP-SIS Re surface ISAC
2014-11-15 Fr203g 203.00 1 550.00 ms 8.25e+2 9.8 ITW-TM1-ThO#1-LP-SIS Re surface ISAC
2014-11-16 Fr203g 203.00 1 550.00 ms 6.23e+2 9.8 ITW-TM1-ThO#1-LP-SIS Re surface ISAC
2015-5-24 Fr203g 203.00 1 550.00 ms 8.10e+3 9.8 ITW-TM1-UCx#12-LP-SIS Re surface ISAC
2011-9-11 Fr203g 203.00 1 550.00 ms 1.71e+2 1.9 UCx #2 Re surface ISAC
2013-7-15 Fr203g 203.00 1 550.00 ms 6.07e+3 8 ITW-TM1-UCx#6 Re surface ISAC
2014-9-2 Fr203g 203.00 1 550.00 ms 1.47e+4 9.8 ITE-TM4-UCx#10-LP-SIS Re surface ISAC
2012-9-2 Fr203g 203.00 1 550.00 ms 7.30e+3 9.8 ITW-TM1-UCx04 Re surface ISAC
2011-12-3 Fr203g 203.00 1 550.00 ms 8.63e+2 9.8 UCx #3 Re surface ISAC
2013-9-16 Fr203g 203.00 1 550.00 ms 8.25e+3 8 ITW-TM1-UCx#7 Re surface ISAC
2012-11-1 Fr203g 203.00 1 550.00 ms 4.10e+4 9.8 ITE-TM4-UCx#5 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 11:48:32 GMT-0800 (Pacific Standard Time)