Stable Isotopes Working Group / AG Stabile Isotope
|
Research Interests
- Dual clumped isotope thermometry of carbonates (Δ48 and Δ47)
- Traditional stable isotopes
- Carbonate (bio)mineralization
- Reconstruction of paleoenvironmental conditions
- Geochemistry of volcanic gases
- Origin of hydrocarbons in hydrothermal systems
- Fluid-rock interactions
- Development of new techniques for stable isotope analysis of geo-materials
|
Lectures
- Einführung in die Isotopengeochemie - PDFs: 1 Theorie, 2 Kohlenstoff, 3 Sauerstoff, 4 Schwefel
- Geochemie der stabilen Isotope bzw. Isotopen- und Spurenelementanalytik I
- Isotopen- und Spurenelementanalytik II
- Materialanalytische Methoden
|
Projects
- Redox and temperature conditions governing chemical and isotopic equilibration of CO2 and CH4 in volcanic hydrothermal systems (2005-2008; FI-948/1-1)
- Assessing the geochemical signatures of abiogenically dominated methane sources (2008-2011; FI-948/2-1)
- Carbonation of porous rocks by interaction with magmatic and hydrothermal fluids - a case study on Unzen volcano (2009-2012; FI-948/3-1)
- Clumped isotope thermometry applied to bivalve mollusks (2010-2014; FI-948/4-1)
- Bulk carbon and clumped isotope composition of N-alkanes in volcanic-hydrothermal emissions (2013-2015; FI-948/6-1)
- Empirical and experimental calibration of a clumped isotope (paleo)thermometer for bioapatites (2014-2015; FI-948/7-1)
- Clumped isotopes in Brachiopods as an indicator of seawater and diagenetic temperatures (2015-2018; ESR08, ITN Baseline Earth, Horizon 2020, EU) Link
- Hydrocarbons in Icelandic volcanic-hydrothermal discharges: An inventory of concentrations and preliminary bulk carbon, radiocarbon and clumped isotope data (2015-2018; FI-948/8-1)
- Identifying the processes that govern the hydrogen isotopic composition of H2 and CH4 in fumarolic emission: a case study from Nisyros, Greece (2017-2019; FI-948/9-1)
- Pushing the limits of bioapatite clumped isotope analysis: resolving endo- from ectothermy in mosasaurs (since 2020, FI-948/11-1)
- Reliable sea surface temperatures and latitudinal temperature gradients for determining late Cretaceous and Paleogene polar amplification (since 2020, Project A1, VeWA, LOEWE)
- Dual clumped isotope thermometry of carbonates: resolving the effects of temperature from kinetics and diagenesis for accurate reconstruction of Earth’s surface temperature (since 2021, FI-948/13-1; Reinhart Koselleck project)
|
Working Group Members
|
Former Working Group Members
- Dr. Ulrike Wacker (Thermo Fisher Scientific)
- Dr. David Bajnai (Uni Göttingen)
- Dr. Niklas Löffler (VeWa Project)
- MSc. Tanja Rutz
- MSc. Christoph Schreiber
- MSc. Vanessa Schlidt
|
Links
|