1821 in science

In 1821 there were various scientific and technological events, some of which are presented below.

Content

Land of Alexander I - the largest island of Antarctica .
The island of Peter I is an uninhabited island in the Antarctic Pacific .
German physicist Thomas Johann Seebeck discovered that temperature differences between two dissimilar conductors can produce electricity ( the Seebeck effect , published in 1822). It was the first thermocouple in the world ^[1] .

The article " On some new electromagnetic motions and the theory of magnetism " by the English physicist and chemist Michael Faraday described the world's first electric motor .
The first volume is Systema mycologicum ( Russian Mycological System ) by the Swedish mycologist Elias Frisom .
" Flora Scotica " is the work of the English systematic botanist William Hooker , in which the natural method of organizing British plants was given alongside the artificial one.
Beginning of the publication of Illustrations of British Ornithology by British ornithologist and botanist John Selby - the first collection of bird illustrations, where they were depicted in their actual size.
The work " Algebraic analysis " of the French mathematician and mechanic Louis Cauchy .

July 22 - Andrea Gloria , Italian historian , professor at the University of Padua (d. 1911 ).
August 31 - German Helmholtz , German physicist, physiologist and psychologist (d. In 1894 ).
October 24 - Philip Ludwig Seidel , German mathematician and astronomer (d. In 1896 ).
December 29 - Dmitry Ivanovich Zhuravsky Russian engineer (d. In 1891 ).

April 20 - Franz Karl Ahard , German (Prussian) physicist, chemist, biologist and technologist.