Table 2: Final results of the tritium β-spectra measurements exploring the 17 < m_ν < 40 eV claim of ref. [¹¹⁷].

Experiment	Spectrometer	Source	m2ν (eV2)	mν (eV) at 90% CL
Kawakami et al. [122] Tokyo, 1991	Magnetic, π√2	Solid; cadmium salt of tritiated C20H40O2	-65 ± 85stat ± 65syst	< 11
Robertson et al. [110] Los Alamos, 1991	Magnetic, toroidal	Gaseous tritium molecules	-147 ± 68stat ± 41syst	< 6
Holzschuh et al. [123] Zurich, 1992	Magnetic, toroidal	Solid; tritiated octadecyltrichlorosilan	-24 ± 48stat ± 61syst	< 10
Weinheimer et al. [128] Mainz, 1993	Electrostatic retardation with magnetic collimation	Solid, frozen tritium Molecules	-39 ± 34stat ± 15syst	< 6
Sun Hancheng et al. [129] Beijing, 1993	Magnetic, π√2	Solid; tritiated C14H15T6O2N3	-31 ± 75stat ± 48syst	< 11