– February 25
) was a Swedish chemist
and Nobel laureate
. His work with colloids
supported the theories of Brownian motion
put forward by Einstein
and the Polish geophysicist Marian Smoluchowski
. During this work, he developed the technique of analytical ultracentrifugation
, and demonstrated its utility in distinguishing pure proteins
one from another.
The unit svedberg (symbol S), a unit of time amounting to 10-13 s or 100 fs, is named after him.
- Stig Claesson; Kai O. Pedersen (1972). "The Svedberg. 1884-1971". Biographical Memoirs of Fellows of the Royal Society 18 594–627..
- Kyle, R A; Shampo M A (1997). "Theodor Svedberg and the ultracentrifuge". Mayo Clin. Proc. 72 (9): 830.