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Dr. Jens Kallmeyer

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Helmholtz-Zentrum Potsdam Deutsches GeoForschungsZentrum - GFZ

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DFG Projects

Geomikrobiologie der Fe-reichen Sedimente des Lake Towuti  Logo

Geomicrobiology of Fe-rich sediments of Lake Towuti

2017 – 2018
Bildung authigener Mineralien in Verbindung mit mikrobieller Aktivität in eisenhaltigen Sedimenten, Lake Towuti  Logo

Formation of authigenic minerals associated with microbial activity in ferruginous sediments, Lake Towuti

2014 – 2016
Geomikrobiologie der Fe-reichen Sedimente des Lake Towuti  Logo

Geomicrobiology of Fe-rich sediments of Lake Towuti

2014 – 2016
Investigation of microbial ecosystems and their turnover processes in the sediments of the saline, alkaline Lake Van as part of the ICDP Drilling Project - PaleoVan -  Logo

Investigation of microbial ecosystems and their turnover processes in the sediments of the saline, alkaline Lake Van as part of the ICDP Drilling Project - PaleoVan -

2009 – 2012
Beprobung der Basis des Bushveld Komplexes: Bohrung durch die tiefen Bereiche der Intrusion Logo

Probing the roots of the Bushveld Complex: drilling through the lower zones into the intrusive floor

2022 – 2024
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Publications

Vuillemin, A.; Ruiz-Blas, F.; Yang, S.; Bartholomäus, A.; Wagner, D.; Henny, C.; Russell, J.; Kallmeyer, J.

Metagenomics deciphers diagenetic processes of ferruginous mineralization in the deep biosphere

Communications Earth & Environments, 7, 634, 2026.
Ruiz-Blas, F.; Bartholomäus, A.; Henny, C.; Russell, J.; Kallmeyer, J.; Vuillemin, A.

Cryptic sulfur cycling in the deep biosphere of ferruginous Lake Towuti, Indonesia

Frontiers in Microbiology, 2025.
Ruiz-Blas, F.; Friese, A.; Bartholomäus, A.; Henny, C.; Russell, J.; Kallmeyer, J.; Vuillemin, A.

The Deep Subsurface Biosphere and its Substrates Along a One-Million-Year Ferruginous Lake Archive

MICROBIAL ECOLOGY, 2025.
Lipus, D.; Jia, Z.; Sondermann, M.; Bussert, R.; Bartholomäus, A.; Yang, S.; Wagner, D.; Kallmeyer, J.

Microbial diversity and biogeochemical interactions in the seismically active and CO2-rich Eger Rift ecosystem

Environmental Microbiome, 19, 113, 2024.
Vuillemin, A.; Ruiz-Blas, F.; Yang, S.; Bartholomäus, A.; Henny, C.; Kallmeyer, J.

Taxonomic and functional partitioning of Chloroflexota populations under ferruginous conditions at and below the sediment-water interface

FEMS MICROBIOLOGY ECOLOGY, 2024.
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24118 Kiel Germany

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