Carl Ludwig David Friedrich Heusler (1 February 1866,

Dillenburg Dillenburg, officially Oranienstadt Dillenburg, is a town in Hesse's Gießen region in Germany. The town was formerly the seat of the old Dillkreis district, which is now part of the Lahn-Dill-Kreis. The town lies on the German- Dutch holiday road ...

– 25 October 1947) was a German

mining engineer Mining in the engineering discipline is the extraction of minerals from underneath, open pit, above or on the ground. Mining engineering is associated with many other disciplines, such as mineral processing, exploration, excavation, geology, a ...

and chemist. He discovered a special group of intermetallics now known as Heusler alloy, Heusler phases, which are ferromagnetic though the constituting elements are not ferromagnetic.

Biography

He was born as son of Conrad Heusler the owner of the Isabellenhütte

, a non-ferrous metal works. He studied at the University of Bonn and University of Berlin and was awarded with his Ph.D in 1887 in Berlin. After working at the University of Göttingen he did his habilitation in Berlin 1894. In 1901 he discovered the ferromagnetic intermetallics, now known as Heusler alloy, Heusler phases, and did some research in collaboration with the University of Marburg. Due to patent controversies it took until 1903 for the publication of the results. From 1902 he was head of the Isabellenhütte.

References

* F. Heusler: Verh. Deutsche Physikalische Gesellschaft 5 (1903), S. 219 ff. *
100 Jahre „Heuslersche Legierungen“ from University of Marburg
1866 births 1947 deaths People from Dillenburg German mining engineers 19th-century German chemists University of Bonn alumni Engineers from Hesse 20th-century German chemists {{Germany-chemist-stub