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Prof. Dr. Stefan Weyer

Leitung Abteilung Geochemie
Institut für Mineralogie
Leibniz Universität Hannover
Callinstr. 3
Raum: 2511-222

Telefon:+49 (0)511 762-2933
Fax:+49 (0)511 762-3045

Bild von Prof. Dr. Stefan Weyer

research interests

  • Evolution of the Earth Early Atmosphere and Oceans
  • Geochemical Formation and Evolution of the Early Solar System
  • Magmatic evolution: Constraints from diffusion-driven isotopic zoning in crystals
  • Application of Stabile Isotopes in Environmental Geochemistry and Deposit Formation
  • Mechanisms of stable isotope fractionation of metals
  • Development of New Analytical Methods in Mass Spectrometry and Isotope Geochemistry

currently funded projects

  • Weyer, S., Zipfel, Jutta: The Origin of Metal and Chondrules in CH and CB Chondrites - Evidence from Fe, Ni and Mg isotopes (DFG)
  • Schuth, S., Weyer, S.: Uranium and V isotope variations in Archean sediments: Evidence for metal mobilization and enzymatic reduction in an overall anoxic world? (DFG)
  • Oeser-Rabe, M.: Li isotope fractionation in magmatic systems: Constraints from in situ 7Li determinations on magmatic minerals by femtosecond-laser ablation-MC-ICP-MS (DFG)
  • Weyer, S., Horn, I., Melcher, F.: The role of the fluid composition in the formation of hydrothermal Cu-Au ores: Insights from in situ analyses of fluid inclusions and Cu-Zn isotope compositions of sulfides by Femto second LA-(MC)-ICP-MS. (graduate school, Geoflux)
  • Holtz, Weyer, Oberthür: Mobility of metals (Au, Cu) in fluids and partitioning between hydrous fluids and solid phases: experimental investigation (graduate school, Geoflux)
  • Lehmann, B., Weyer, S.: The formation of high-grade Precambrian iron ore deposits: Banded Iron Formation of Carajás, Brazil (graduate school, Geoflux)


  • Geochemie
  • Isotopengeochemie
  • Massenspektrometrie
  • System Erde

 Scientific and administrative functions

  • Spokesman of the section "Geochemistry" of the German Mineralogical Society (DMG)
  • Associate editor for the journal "Geochimca et Cosmochimca Acta"
  • Reviewer for international journals (e.g. Science, Nature, EPSL, GCA)
  • Reviewer for diverse funding agencies (e.g. DFG, NSF, ERC)