Mass database
Author: G. Bollen et al.
Title: Mass determination of francium and radium isotopes by a penning trap mass spectrometer
Year: 1992
Link: http://dx.doi.org/10.1080/09500349214550261
Title: Mass determination of francium and radium isotopes by a penning trap mass spectrometer
Year: 1992
Link: http://dx.doi.org/10.1080/09500349214550261
| isotope | frequency ratio | ref. ion | ME Isoltrap (in keV) |
ME AME 2003 (in keV) |
comment |
|---|---|---|---|---|---|
| Fr-209 | 1.572518113(268) | Cs-133 | -3817(34) | -3769(15) | ratio calculated from published values |
| Fr-210 | 1.580045961(184) | Cs-133 | -3363(24) | -3346(22) | ratio calculated from published values |
| Fr-211 | 1.587563559(187) | Cs-133 | -4177(24) | -4158(21) | ratio calculated from published values |
| Fr-212 | 1.595092782(208) | Cs-133 | -3553(26) | -3538(26) | ratio calculated from published values |
| Fr-221 | 1.662946237(255) | Cs-133 | 13267(32) | 13278(5) | ratio calculated from published values |
| Fr-222 | 1.670495103(190) | Cs-133 | 16323(24) | 16349(21) | ratio calculated from published values |
| Ra-226 | 1.700651007(198) | Cs-133 | 23652(25) | 23669.1(2.3) | ratio calculated from published values |
| Ra-230 | 1.730835613(259) | Cs-133 | 34533(33) | 34518(12) | ratio calculated from published values |