Last Updated
：2025/12/08
S-factor
Noun
Japanese Meaning
核反応において、クーロン反発（同じ電荷を持つ反応物間の反発力）を補正するために、全断面積を再スケーリングする因子。星の内部で起こる核融合反応の速度を決定する役割を持つ。
（ plural ）
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(physics) A rescaling of a nuclear reaction's total cross section to account for the Coulomb repulsion between the charged reactants. It determines the rates of nuclear fusion reactions that occur in the cores of stars.
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S-factor
Astrophysicists use the S-factor to extrapolate low-energy fusion cross sections needed to model stellar cores.
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Astrophysicists use the S-factor to extrapolate low-energy fusion cross sections needed to model stellar cores.
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