Johannes Geiss
Johannes Geiss (born September 4, 1926 in Stolp ; † January 30, 2020 in Bern ) was a German-Swiss physicist .
Life
Geiss studied physics in Göttingen , where he in 1953 with a thesis on isotopic analysis of "ordinary lead" doctorate . He then conducted research in the fields of geochronology at the University of Bern and the University of Chicago . From 1958 to 1959, Geiss was an Associate Professor at the University of Miami and researched the Earth's climate history. In 1960 he returned to the University of Bern, where he was full professor for 31 years until 1991 and director of the Physics Institute from 1966 to 1989. From 1995 to 2002 Geiss was Co-Director at the International Space Science Institute in Bern. In 1981 he was naturalized in Switzerland.
In the 1960s he was the first to provide the composition of noble gases in the solar wind and was scientifically active on five Apollo missions. Together with Hubert Reeves, Geiss determined the cosmic abundance of deuterium and calculated the baryonic density of 0.2 atoms per cubic meter.
Awards
- 2001 Albert Einstein Medal
- 2005 William Bowie Medal
Honors and memberships
- 1978: Member of the National Academy of Sciences
- 1978: Member of the American Academy of Arts and Sciences
- 1989: Member of the Academia Europaea
- 2019: Honoring the University of Bern CH, bronze sculpture by the artist Horst Bohnet
Web links
- Literature by and about Johannes Geiss in the catalog of the German National Library
- Viktor Gorgé: Johannes Geiss. In: Historical Lexicon of Switzerland .
- Johannes Geiss at the ISSI
- Obituary ISSI Bern
Individual evidence
- ↑ Olivier Dessiborg, "Johannes Geiss, père du" drapeau suisse "déployé en juillet 1969 sur la Lune, est décédé" , Heidi News , February 2, 2020.
- ↑ Neue Zürcher Zeitung of February 4, 2020: The man with the solar wind sail on the moon: Johannes Geiss, pioneer of space research, is dead by Alois Feusi , accessed on February 5, 2020
- ↑ NZZ on Sunday, February 9, 2020
- ↑ Awarding of the Albert Einstein Medal to Johannes Geiss and Hubert Reeves. Retrieved August 27, 2013 .
- ↑ Astrophysicist receives Albert Einstein medalssprache = en. Retrieved August 27, 2013 .
- ↑ 2005 William Bowie Medal Winner Johannes Geiss. Retrieved August 27, 2013 .
- ↑ Member Directory: Johannes Geiss. National Academy of Sciences, accessed August 8, 2017 .
- ↑ Directory of members: Johannes Geiss. Academia Europaea, accessed August 8, 2017 .
- ↑ Book of Members 1780 – present, Chapter G. (PDF; 931 kB) In: American Academy of Arts and Sciences (amacad.org). Retrieved August 8, 2017 .
| personal data | |
|---|---|
| SURNAME | Geiss, Johannes |
| BRIEF DESCRIPTION | German-Swiss physicist |
| DATE OF BIRTH | September 4, 1926 |
| PLACE OF BIRTH | Stolp , Pomerania |
| DATE OF DEATH | January 30, 2020 |
| Place of death | Bern |