Christian Ehrenfried von Weigel (24 May 1748 – 8 August 1831) was a German

scientist A scientist is a person who Scientific method, researches to advance knowledge in an Branches of science, area of the natural sciences. In classical antiquity, there was no real ancient analog of a modern scientist. Instead, philosophers engag ...

and, beginning in 1774, a professor of

chemistry Chemistry is the scientific study of the properties and behavior of matter. It is a physical science within the natural sciences that studies the chemical elements that make up matter and chemical compound, compounds made of atoms, molecules a ...

pharmacy Pharmacy is the science and practice of discovering, producing, preparing, dispensing, reviewing and monitoring medications, aiming to ensure the safe, effective, and affordable use of medication, medicines. It is a miscellaneous science as it ...

botany Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...

, and

mineralogy Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical mineralogy, optical) properties of minerals and mineralized artifact (archaeology), artifacts. Specific s ...

at the

University of Greifswald The University of Greifswald (; ), formerly known as Ernst-Moritz-Arndt University of Greifswald, is a public research university located in Greifswald, Germany, in the state of Mecklenburg-Western Pomerania. Founded in 1456, it is one of th ...

Biography

Born in

Stralsund Stralsund (; Swedish language, Swedish: ''Strålsund''), officially the Hanseatic League, Hanseatic City of Stralsund (German language, German: ''Hansestadt Stralsund''), is the fifth-largest city in the northeastern German federal state of Mecklen ...

, in 1771 he received his

medical doctorate A Doctor of Medicine (abbreviated MD, from the Latin ) is a medical degree, the meaning of which varies between different jurisdictions. In the United States, and some other countries, the ''MD'' denotes a professional degree of physician. This ge ...

from the

University of Göttingen The University of Göttingen, officially the Georg August University of Göttingen (, commonly referred to as Georgia Augusta), is a Public university, public research university in the city of Göttingen, Lower Saxony, Germany. Founded in 1734 ...

, having studied under Johann Christian Erxleben. In 1806, Weigel was

ennobled Nobility is a social class found in many societies that have an aristocracy. It is normally appointed by and ranked immediately below royalty. Nobility has often been an estate of the realm with many exclusive functions and characteristics. Th ...

and carried from then on a ''

von The term () is used in German surnames either as a nobiliary particle indicating a noble patrilineality, or as a simple preposition used by commoners that means or . Nobility directories like the often abbreviate the noble term to ''v.'' ...

'' in his name. He became the personal physician of the Swedish royal house two years later. Among other things, Weigel developed a cooling heat exchanger (German ) (1771), which was later improved upon by

Justus von Liebig Justus ''Freiherr'' von Liebig (12 May 1803 – 18 April 1873) was a Germans, German scientist who made major contributions to the theory, practice, and pedagogy of chemistry, as well as to agricultural and biology, biological chemistry; he is ...

and then became known as the

Liebig condenser The Liebig condenser (, ) or straight condenser is a piece of laboratory equipment, specifically a condenser (laboratory), condenser consisting of a straight glass tube surrounded by a water jacket. In typical laboratory operation, such as distil ...

(). Furthermore, the

honeysuckle Honeysuckles are arching shrubs or Vine#Twining vines, twining vines in the genus ''Lonicera'' () of the family Caprifoliaceae. The genus includes 158 species native to northern latitudes in North America, Eurasia, and North Africa. Widely kno ...

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

'' Weigela'' is named after him. In 1792, he was elected a foreign member of the

Royal Swedish Academy of Sciences The Royal Swedish Academy of Sciences () is one of the Swedish Royal Academies, royal academies of Sweden. Founded on 2 June 1739, it is an independent, non-governmental scientific organization that takes special responsibility for promoting nat ...

References

External links

Weigel biography
* * * * * 1748 births 1831 deaths Botanists from the Kingdom of Prussia Chemists from the Kingdom of Prussia Pteridologists Botanists with author abbreviations 18th-century German botanists 18th-century German chemists German mycologists German untitled nobility People from Stralsund People from Swedish Pomerania Academic staff of the University of Greifswald Members of the Royal Swedish Academy of Sciences University of Göttingen alumni 19th-century German chemists {{Germany-botanist-stub