Svedberg unit

views updated May 17 2018

Svedberg unit (S) The unit in which the sedimentation factor is expressed. It is equal to 10–13 seconds and is written with no space between the number and the symbol (e.g. 70S). It is named after Theodor Svedberg (1884–1971), the Swedish chemist who developed the technique of centrifugation for the study of colloids and macromolecules, for which he was awarded a Nobel Prize in 1926. See MITOCHONDRION; RIBOSOME.

Svedberg unit

views updated May 18 2018

Svedberg unit(S) The unit of measurement in which sedimentation coefficients are expressed. It is equal to 10−13 seconds and is usually given for the solvent water at 20°C. It is named after the Swedish physical chemist Theodor Svedberg (1884–1971) and is written with no space between the number and the symbol (e.g. 70S).

Svedberg unit

views updated May 08 2018

Svedberg unit (S) The unit of measurement in which sedimentation coefficients are expressed. It is equal to 10−13 seconds, and is written with no space between the number and the symbol, e.g. 64S.

Svedberg unit

views updated May 23 2018

Svedberg unit (S) The unit of measurement in which sedimentation coefficients are expressed. It is equal to 10-13 seconds and is usually given for the solvent water at 20°C. It is named after the Swedish physical chemist Theodor Svedberg (1884–1971).