Vyhledávat v databázi titulů je možné dle ISBN, ISSN, EAN, č. ČNB, OCLC či vlastního identifikátoru. Vyhledávat lze i v databázi autorů dle id autority či jména.
Projekt ObalkyKnih.cz sdružuje různé zdroje informací o knížkách do jedné, snadno použitelné webové služby. Naše databáze v tuto chvíli obsahuje 2896830 obálek a 875360 obsahů českých a zahraničních publikací. Naše API využívá většina knihoven v ČR.
Hlasiwetz, Heinrich | |
|
|
Autor: Hlasiwetz, Heinrich
Rok: 1825-1875 Heinrich Hlasiwetz ( April 7, 1825 – October 7, 1875) was an Austrian chemist born in Reichenberg, Bohemia.Son of a pharmacist, he studied at the University of Jena, where his instructors included Johann Wolfgang Döbereiner (1780-1849), Heinrich Wilhelm Ferdinand Wackenroder (1798-1854) and Matthias Jakob Schleiden (1804-1881). Later he studied under Josef Redtenbacher (1810–1870) in Prague. In 1848 he earned the diploma of Magister Pharmacia, and during the following year received his doctorate in chemistry. In 1849 he began work as an assistant to Friedrich Rochleder (1819-1874), later becoming an associate professor of chemistry at the University of Innsbruck (1854). In 1867 he became a professor at the Vienna University of Technology, where from 1869 he represented general and analytical chemistry.During is career he largely worked with resins, tannins and protein compounds. Hlasiwetz is remembered for his chemical analysis of quercitrin, phloroglucinol, resorcinol and creosote. |