Dr. Jürgen Köster


  • Birth: 11. April 1957, Hannover, Germany
  • Citizenship: German


1984-1988 — Doctoral studies at Institute of Geology and Palaeontology, Technical University of Clausthal, Germany

  • Title of doctoral thesis: Organic Geochemistry and Organo-Petrology of Kerogen-rich and Bituminous Intercalations in the 'Hauptdolomit' (Triassic, Norian) of the Northern Calcareous Alps (in German); supervisors: Prof. Dr. H. Kulke; Prof. Dr. A. Hollerbach

1977-1984 — Study of Geology and Palaeontology

  • Diploma degree in Geology and Paleontology, University of Freiburg i. Br., Germany (1984)
  • Diploma thesis: Geology of the Southwestern Serra do Espinhaço, Southeast of Buenópolis (Proterozoic, Minas Gerais, Brazil) (in German); supervisor: Prof. Dr. R. Pflug
  • University of Freiburg i. Br., Germany (1980-1984)
  • University of Hannover, Germany (1977-1980)

1967-1976 — Grammar school: Tellkampfschule, Hannover, Germany

Work Experience

  • Since 1998: Research scientist, Institute for Chemistry and Biology of the Marine Environment (ICBM), Organic Geochemistry Group, Carl von Ossietzky University Oldenburg, Germany
  • 1993-1995: Research scientist (Post-Doc) at Nederlands Instituut voor Onderzoek der Zee (NIOZ), Dept. of Marine Biogeochemistry und Toxicology, Den Burg, Texel, The Netherlands
  • 1987-1997: Research Scientist and Assistant Lecturer, Institute of Geology and Palaeontology, Dept. of Petroleum Geology, Technical University of Clausthal, Germany

Teaching experience

Organic geochemistry; sedimentology and sedimentary petrography; petroleum geology; clay mineralogy; fossil fuels, energy supply, and enviroment

Reviewer for

Annales Societatis Geologorum Poloniae, Applied Geochemistry, Archives of Microbiology, Chemosphere, Geochimica Cosmochhimica Acta, Geological Quarterly, Organic Geochemistry, Palaeogeography Palaeoclimatology Palaeoecology, Science of the Total Environment


Areas of interest

Organic geochemistry and sedimentology, biomarkers, source rock geology and geochemistry, black shales, petroleum geochemistry biodegradation, algal and bacterial lipids, dissolved organic matter, diagenesis of organic matter, palaeoenvironmental reconstructions

Ongoing research

  • BioGeoChemistry of tidal flat and beach sediments
  • Biomarkers in Black Sea sediments
  • Wax esters and lipid biomarkers in Danube river sediments
  • Lipids in microbial mats

Research in former projects

  • DFG Research Group on 'BioGeoChemistry of tidal flats; ICBM, Oldenburg
  • German-Israeli-Palestinian research project 'Bioremediation of marine pollutants by cyanobacterial mats - an integrated approach'; ICBM, Oldenburg
  • Molecular palaeontology of marine sediments; NIOZ, Texel, The Netherlands
  • Source rock and biomarker geochemistry of the Menilite Formation (Oligocene, Outer Carpathians, Southeast-Poland); TU Clausthal, Germany
  • Research center 134 'Petroleum Technology - Petroleum Chemistry', TU Clausthal, Germany: a.o. Petroleum geology and sedimentology of Triassic sandstones in the Sichuan Basin (Central China);
  • Source rock potential and petroleum geology: Cambrian deposits in Northern Poland; Miocene fluviatile sediments in the Carpathian Foredeep Basin (Southern Poland); TU Clausthal, Germany

Dipl.-Geol., Scientist
ICBM, room W15 2-238
tel: +49-(0)441-798-3350
fax: +49-(0)441-798-3404

Academic Counselling BSc Environmental Sciences

Office hours: Thu, 14-16 h
and (preferred) by appointment

Please make an appointment, also for dates during the office hours!