Research

To study the role of iron cycling in organic matter sequestration/mobilization in marine sediments
To quantify rates of microbial iron reduction in marine sediments, and their contribution to organic matter oxidation
To identify microbial players using metal reduction in marine sediments
To unravel environmental controls of anaerobic microorganisms in polar sediments

Metal-reducing microorganisms in marine sediments
The role of microorganisms in sequestering and mobilizing organic matter on minerals

Environmental controls of anaerobic microorganisms in Antarctic marine sediments Goal: identify controls of organic matter degradation in marine sediments under climate change
- Environmental controls of iron-reducing microorganisms in Antarctic marine sediments (ECIMAS; completed)
- Diversity and function of fermenting bacteria in Antarctic marine sediments
- Diversity of keystone microorganisms in Antarctic marine sedimentsunravelled by metagenomic data mining
Preservation and mobilization of organic matter by mineral surfaces in marine sediments, goal: understand mechanism of organic matter cycling on mineral surfaces;
- The role of iron cycling in sequestration and remobilization of organic matter in marine sediments. PhD project in the cluster of excellence “The Ocean Floor – Earth’s Unchartered Interface” https://oceanfloor.marum.de/en/EXC-DR-1-02.html
- “Inorganic minerals protect glycans from microbial degradation” PhD project in the transregional collaborative research center “Concentrate” https://trr420-concentrate.de/a5-cryst

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