Schönbein

Schönbein, CHRISTIAN FRIEDRICH, chemist, was born at Metzingen in Württemberg, 18th October 1799, studied natural science at Tübingen and Erlangen, and visited England in 1826, and after that Paris. In 1828 he was called to a chair in the university of Basel. In 1839 he discovered Ozone (q.v.), and invented Gum-cotton (q.v.) in 1845, obtaining from it by dissolution in ether the material called Collodion (q.v.). In his later years he confined himself chiefly to experiments with oxygen. Of his works the chief are Das Verhalten des Eisens zum Sauerstoff (Basel, 1837), Beiträge zur physikalischen Chemie (1844), Ueber die Erzeugung des Ozons (1844), Ueber die Verbrennung der Körper in atmosphärischer Luft (1845). He died at Baden-Baden, 29th August 1868. See Life by Hagenbach (Basel, 1869).