Joseph Loschmidt

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The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Loschmidt, Joseph


Born Mar. 15, 1821, in Putschirn, now Počerná, Czechoslovakia; died July 8, 1895, in Vienna. Austrian physicist. Professor at the University of Vienna from 1868.

Loschmidt was the first to calculate the number of molecules in 1 cm3 of a gas (Loschmidt’s number) on the basis of the kinetic theory of gases (1865). He also carried out experimental studies on diffusion in gases.


“Zur Grösse der LuftmolekÜle.” Sitzungsberichte derAkademie der Wissenschaften in Wien, 1866, vol. 52, p. 395.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
In 1865 the Austrian chemist Johann Joseph Loschmidt (1821-1895) used Maxwell's kinetic theory of gases (see 1859) to calculate what that number ought to be.