Mass defect

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Mass defect

Beta particle mass

Symbol	Name	Mass (u)	Mass (MeV/c2)
e-	electron	0.000549	0.51
e+	positron	0.000549	0.51

Nuclear masses

Symbol	Name	Mass (u)
n	neutron	1.008665
1 1H, p	proton	1.007276
2 1D	Deuteron	2.013553
3 1T	Triton	3.015500
3 2He	Helium-3	3.014932
4 2He, α	Helium-4	4.001506

Other masses

Symbol	Name	Mass (u)
νe	neutrino	unknown

Proton-proton chain reaction

proton-proton chain reaction

energy carried off by the neutrino = 0.42 MeV

1 u = 931.466 MeV/c²

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mass, defect, deficit, effect, nuclear binding energy, proton-proton chain reaction,