User:Schneelocke/Tmp/Isotopes of Helium

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Helium
Isotope He-10
Atomic mass 10.0523997 +- 0.0000751 amu
Neutrons 8
Spin 0+
Natural abundance syn.
Half life 2.68882×10-21 s
Excess mass 48810.011 +- 70.001 keV
Binding energy 30338.510 +- 70.001 keV
β decay energy β- 15759.785 +- 71.615 keV
Parent nucleides (none known)
Decay modes
DM DE (MeV) DP BR
2N unknown He-8 unknown

http://environmentalchemistry.com/yogi/periodic/He-pg2.html#Nuclides

http://atom.kaeri.re.kr/cgi-bin/tonmap1?317,467

http://education.jlab.org/itselemental/iso002.html