Lab members


Research Interests:

Biogeochemical cycling, geomicrobiology, (micro)plastics in the environment, cell-surface interactions, diagenetic processes, biogenic/abiogenic minerals, microbial physiology, historical microbiology proxies, isotope biogeochemistry


Introduction to Geomicrobiology (UCPH, MSc in Geology-Geoscience)
Marine Geoscience (MSc-level UCPH, Geology/Geography)
Laboratory methods in the Geosciences (BSc-level Geology/Geography-Geosciences)
Marine Geology: Microplastic Fate, High-Resolution Seismics and Archaeology (BSc-level Geology-Geosciences)


Education and Research Experience:

2022 Associate Professor, IGN-University of Copenhagen
2017 Assistant Professor, tenure-tracked/Villum Young Investigator – IGN-University of Copenhagen
2017 Assistant Professor/Villum Young Investigator – NordCEE-Biology-SDU
2016 Research funding advisor – SDU, Support Office, Science
2015 Maternity leave
2013 Marie Skłodowska‐Curie Fellow (IEF) – NordCEE-Biology-SDU
2011 DFG Postdoctoral Fellow, NordCEE-Dept of Biology-University of Southern  Denmark (SDU)
2009 Post-doctorate researcher, Center for Applied Geosciences, Tübingen, Germany
2010 Maternity leave
2009 Doctorate, Dr. rer. nat., Geomicrobiology, Center for Applied Geosciences (ZAG), University of Tübingen, Germany
2004 MSc, Applied Environmental Geosciences, Helmholtz Center for Health & the Environment/ZAG Tübingen
2001 Fulbright Teaching Scholar Austrian Fulbright Commission, Linz
2000 BSc, Tufts University,Massachusetts, USA

DEMI T. DJAJADI – Post-doc

Research interests:
Biopolymer chemistry (esp. lignocellulosic biomass), intermolecular surface interactions of biopolymers (esp. proteins), remediation of polluted water (esp. micro- and nanoplastic), valorization of bio-based industrial sidestreams (fuels, chemicals, materials)
Current project: Cleaning waste with waste: using bio-based industrial sidestreams to remove micro- and nanoplastic from water bodies (VILLUM Experiment 2021)

Education and Research Experience:
2021 Postdoc, Remediation of micro- and nanoplastic polluted water, Department of Geosciences and Natural Resources Management, University of Copenhagen, Denmark
2019 Postdoc, Extraction of plant-based proteins, Department of Plant and Environmental Sciences, University of Copenhagen, Denmark
2018 Specialist, Bioenergy, Department of Research and Innovation, Ørsted (Green Waste Solutions – Renescience technology), Denmark
2018 PhD, Lignocellulosic biomass chemistry and conversion, Department of Chemical and Biochemical Engineering, Technical University of Denmark
2017 Visiting Research Scientist, Biomass-protein interaction, Technical Research Center of Finland
2014 MSc, Molecular Biotechnology, University of Helsinki, Finland
2012 BSc, Biology, Bandung Institute of Technology, Indonesia

Demi T. Djajadi CV as PDF


Research interests:
Anthropogenic changes on Arctic ecosystems, effects of marine pollution in ocean and land and the societal components, microplastics as a marker of the Anthropocene, building a record of microplastics on glacial ice and deep-sea sediments, exploring the degradation or preservation at the sink.
Current Project: RECORD An Anthropogenic Archive of Plastic Pollution in Greenland

Education and Research Experience:
2020 TALENT Marie Sklodowska-Curie PhD Fellow, Department of Geosciences & Natural Resource Management, University of Copenhagen.
2018 Graduate Research Student, Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research, Germany.
2016 MSc. Erasmus Mundus Joint Degree in Marine Environment & Resources, University of Southampton, University of the Basque Country & University of Liège.
2013 Undergraduate Visiting Student, University of Alberta, Canada
2011 BSc. Biology (Honours) Universidad Nacional Autónoma de México (UNAM), Mexico

Karla Parga Martínez CV as PDF

MAYA DODHIA – PhD Candidate

Research interests:

Effects of marine plastic pollution on the environment, its relation to climate change and the potential of naturally occuring organisms to utilise and degrade it.
Current Project: The biogeochemical fate of marine plastic in coastal hotspot environments

Education and Research Experience:

2021 PhD candidate, IGN-UCPH, Geomicrobiology
2020 Research assistant, IGN-UCPH/DHRTC, Reviving the Dead, Nanocatalytic microbial methanation of the North Sea abandoned oil
2020 MSc Climate Change, University of Copenhagen, Denmark
2017 BSc Earth Science, Imperial College London, United Kingdom

Maya Dodhia CV as PDF

EMMA RYSGAARD HAXEN – PhD Candidate (Dual PhD degree Lund University/UCPH)

Research interests:
The role of oxygen in animal development, geochemical redox proxies, paleoenvironmental reconstruction, sedimentology, biogeochemistry
Current Project: Tracing cellular access to oxygen and carbon over time, size, and space (Hammarlund Lab/Posth Lab)

Education and Research Experience:
2021 PhD student, TCR, Lund University
2018 Research assistant, IGN, University of Copenhagen
2017 Teaching assistant, IGN, University of Copenhagen
2017 MSc Geology-Geoscience, IGN, University of Copenhagen
2014 BSc Geology-Geoscience, IGN, University of Copenhagen

Emma Rysgaard Haxen CV as PDF



METTE MÜLLER JENSEN – Laboratory technician


Emma Hammarlund – Molecular Evolution/Translational Cancer Research, Lund University
Karina Krarup Sand – Globe Institute, University of Copenhagen
Thomas R. Neu – Dept of River Ecology, UFZ Helmholtz Centre for Environmental Research
Elena Gorokhova – ACES, Stockholm University
Jakob Strand – Institute for Bioscience, Aarhus University
Jacek Fiutowski – Mads Clausen Institute, SDU NanoSYD
Thorbjørn Joest Andersen – Physical Geography, IGN-University of Copenhagen (UCPH)
Mikkel Fruergaard – Physical Geography, IGN-UCPH
Marianne Nylandsted Larsen – Human Geography, IGN-UCPH
Nynke Keulen– Petrology & Economic Geology, SEM lab (GEUS)
Hai Nhu Doan & Lam Nguyen Ngoc – Dept of Marine Plankton, Institute of Oceanography, Vietnam Academy of Science & Technology