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单词 sedimentation constant
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sedimentation constant
sedimentation constant n. a measure of the size of a microscopic particle, equal to the terminal outward velocity of the particle when centrifuged in a fluid medium divided by the centrifugal force acting on it; (expressed in units of time: cf. Svedberg n.).
ΚΠ
1929 Svedberg & Katsurai in Jrnl. Amer. Chem. Soc. LI. 3577 The term ‘Sedimentation Constant’ has been adopted as a simplified means of expressing the old term ‘Specific Sedimentation Velocity’.
1966 B. Pollara et al. in R. T. Smith et al. Phylogeny of Immunity ix. 94/2 The antibody produced by this animal is different from that of the other lower vertebrates, having a sedimentation constant of approximately 9S.
extracted from sedimentationn.
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