Ion-cyclotron-resonance measurement of the mass difference between tritium and helium-3
Nikolaev E. N. , Neronov Yu. I. , Gorshkov M. V. , Tal'roze V. L.
The mass spectrum of the 3He+/3T+ doublet has been measured. The mass difference is found to be AM = 18 573 ± 4 eV.