Michiel Kienhuis

Michiel Kienhuis is a Researcher and Education Assistant at the Faculty of Geosciences, Utrecht University, affiliated with the GeoLab Algemeen department. He has been the nanoSIMS operator since 2011 and focuses on isotopic composition measurements and stable isotope analyses in organic geochemistry.

His research spans

• Geochemistry and Isotope Analysis
• Marine Microbiology and Biogeochemistry
• Paleoclimatology and Environmental Science

with a strong emphasis on diatom chemistry, foraminiferal biomineralization, and cable bacteria dynamics. His work involves advanced analytical techniques like nanoSIMS, SR-XRF, and HPLC-MS.

Recent publications highlight

• Geochemical proxies for paleoenvironmental reconstruction
• Biomineralization processes in marine organisms
• Microbial electron transport and nutrient cycling
• Methodological advancements in single-cell imaging

across journals such as Geochimica et Cosmochimica Acta, Frontiers in Microbiology, and PNAS.