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physical phenomena > energy source > exothermic fusion process > hydrogen burning > proton-proton chain > PP III |
PP III comparison table |
Subject | has reaction probability | has reaction | is a kind of | is an instance of | has definition |
---|---|---|---|---|---|
proton-proton chain | pycnonuclear reaction | An important nuclear fusion reaction that occurs in stars. It begins with the fusion of two hydrogen nuclei, each of which consists of a single proton. | |||
PP III | once in 1000 times | 1H(p, β+v)2D(p, γ)3He(4He,γ)7Be(p,γ)8B (β+v)8Be → 2 4He | proton-proton chain | A thermonuclear reaction in which hydrogen nuclei are transformed into helium nuclei. Occurs once in 1000 times. |
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