Mass database

Author: M. Dworschak et al. 
Title: Restoration of the N=82 Shell Gap from Direct Mass Measurements of 132,134Sn 
Year: 2008 
Link: http://dx.doi.org/10.1103/PhysRevLett.100.072501

isotope frequency ratio ref. ion ME Isoltrap
(in keV)
ME AME 2003
(in keV)
comment
Sn-127 1.2104724155(874) Cs-133  -83463(11) -83499(25) messured as a SnS+ 
Sn-131 1.2406195210(268) Cs-133  -77264(10) -77314(21) messured as a SnS+ 
Sn-132 1.2481491465(577) Cs-133  -76547(7) -76554(14) messured as a SnS+ 
Sn-133 1.255719368(187) Cs-133  -70847(23) -70950(40) messured as a SnS+ 
Sn-134 1.26328008(122) Cs-133  -66320(150) -66800(100) messured as a SnS+