Hanna von Hoerner

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Born(1942-11-14)14 November 1942
Died4 July 2014(2014-07-04) (aged 71)
Oftersheim, Germany
EducationPhD
AlmamaterUniversity Heidelberg University
Hanna von Hoerner
Born(1942-11-14)14 November 1942
Died4 July 2014(2014-07-04) (aged 71)
Oftersheim, Germany
EducationPhD
Alma materUniversity Heidelberg University
Awards2013 Order of Merit of the Federal Republic of Germany 2009 Order of Merit of Baden-Württemberg

Hanna von Hoerner (14 November 1942 – 4 July 2014) was a German astrophysicist. She founded the company von Hoerner & Sulger which produces scientific instruments, notably cosmic dust analyzers used on space missions by the European Space Agency (ESA) and NASA.

Hanna von Hoerner was born in Görlitz in 1942.[1] Her father was the astrophysicist Sebastian von Hoerner.[2] With his help and encouragement, she repaired radios when she was six and built an oscilloscope at the age of fourteen.[3][4]

In the early 1960s, after she had graduated from her secondary school, her father moved to the National Radio Astronomy Observatory (NRAO) in the US.[4] Von Hoerner completed an electronics education in the United States and worked as a research assistant at the National Radio Astronomy Observatory.[4][5]

Education

In 1965, von Hoerner returned to West Germany to study experimental physics at Heidelberg University.[6] In 1971 she earned an undergraduate degree[1] and in 1974 her PhD, both at Heidelberg University.[3]

Career

COSIMA Staubspektrometer – COSIMA dust spectrometer (14237329074)

Von Hoerner, in 1973 while still working on her PhD, founded the company von Hoerner & Sulger. Based in Schwetzingen and produces scientific instruments for use in space and medicine.[6] In 1980 von Hoerner & Sulger developed the first mass spectrometer that worked in space[6] In 1979 van Hoerner's company was commissioned by the Max Planck Institute for Solar System Research to design a cosmic dust detector for use in the Vega program missions to Venus.[3] In 1999 Von Hoerner & Sulger designed CIDA (Cometary and Interstellar Dust Analyzer), a dust analysis instrument on board the NASA spacecraft Stardust, which launched in 1999.[4] The company is famous for the design of COSIMA (Cometary Secondary Ion Mass Analyser), an instrument on board the Rosetta spacecraft that analyses the composition of dust particles[7] using secondary ion mass spectrometry.[3][8] Early data included images of dust particles collected in the environment of Comet 67P/C-G from the nucleus approach phase until along with secondary ion mass spectra for some of those particles.[8]

Reflections on Hanna von Hoerner

The interstellar dust collector is one of the prime examples of space measuring instruments with which the Baden-based small company von Hoerner & Sulger (vH & S) has made a name for itself. With just 20 employees and a turnover of 7.7 million euros last year, according to managing director Hanna von Hoerner,[4]

Veronika Szentpetery, in Technology Review 1997

Awards and recognition

Publications

Notes

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