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Petzow was president of the German Society for Materials and acts on the board of directors of several scientific societies. He was chairman of the European Action COST 507 "Measurement and Evaluation of Thermochemical and Thermophysical Properties to Provide a Database for the Development of New Light Alloys".
German inventions and discoveries are ideas, objects, processes or techniques invented, innovated or discovered, partially or entirely, by Germans. Often, things discovered for the first time are also called inventions and in many cases, there is no clear line between the two. German-born Albert Einstein, world-famous physicist
Science and technology in Germany has a long and illustrious history, and research and development efforts form an integral part of the country's economy. Germany has been the home of some of the most prominent researchers in various scientific disciplines, notably physics , mathematics , chemistry and engineering . [ 1 ]
Fritz Haber (German: [ˈfʁɪt͡s ˈhaːbɐ] ⓘ; 9 December 1868 – 29 January 1934) was a German chemist who received the Nobel Prize in Chemistry in 1918 for his invention of the Haber process, a method used in industry to synthesize ammonia from nitrogen gas and hydrogen gas.
There were several problems with alchemy, as seen from today's standpoint. There was no systematic naming scheme for new compounds, and the language was esoteric and vague to the point that the terminologies meant different things to different people. In fact, according to The Fontana History of Chemistry (Brock, 1992):
Source book in chemistry: 1900–1950. Source books in the history of the sciences. Cambridge, Massachusetts: Harvard University Press. OCLC 438301. McKenzie, A. E. E. (1988). The major achievements of science : the development of science from ancient times to the Present. History of science and technology reprint series (1st reprint ed.).
A Short History of Germany. New York: Macmillan – via HathiTrust. In two parts: to 1657 + 1658–1914 (fulltext) Eric Solsten, ed. (1996). "Chronology of Important Events". Germany: A Country Study. US Library of Congress Country Studies. Washington DC. ISBN 978-0-7881-8179-5. {}: CS1 maint: location missing publisher "Germany".
The journal appears in two editions with separate volume and page numbering: a German edition, Angewandte Chemie, and a fully English-language edition, Angewandte Chemie International Edition. The editions are identical in content with the exception of occasional reviews of German-language books or German translations of IUPAC recommendations.