Prof. Dr. Boris Koch

03/2008 - present
Faculty member: University of Applied Sciences, Bremerhaven; Marine Biotechnology and Bioanalytics.

05/2002 - present
Staff scientist: Dep. of Marine Ecological Chemistry, Alfred Wegener Institute for Polar- and Marine Research, Marine Chemistry.

06/1997 – 02/1999
Staff scientist: Contact Office for Tropical Coastal Research, Center for Tropical Marine Ecology.

03/1999 – 04/2002
PhD: Center for Tropical Marine Ecology, Bremen, Germany.

10/1994 – 05/1997
MSc: Degree in Marine Environmental Sciences. University of Oldenburg, Germany.

10/1991 – 05/1994
BSc: Degree in Chemistry. University of Oldenburg, Germany.

Lechtenfeld, O.J., Koch, B.P., Geibert, W., Ludwichowski, K.-U., Kattner, G. (2011). Inorganics in organics: quantification of organic phosphorus and sulfur and trace element speciation in natural organic matter using HPLC-ICP-MS. Analytical Chemistry 83, 8968–8974.

Kattner, G., Simon, M., Koch, B.P. (2011). Molecular Characterization of Dissolved Organic Matter and Constraints for Prokaryotic Utilization, In: Microbial carbon pump in the ocean, N. Jiao, F. Azam, S. Sanders (Eds.), Science/AAAS, Washington, DC, 60-61.

Schmidt F., Koch B.P., Elvert M., Schmidt G., Witt M., Hinrichs K.-U. (2011). Diagenetic transformation of dissolved organic nitrogen compounds under contrasting sedimentary redox conditions in the Black Sea, Environmental Science and Technology 45, 5223–5229.

Flerus R., Koch B.P., Schmitt-Kopplin P., Witt M., Kattner G. (2011). Molecular level investigation of reactions between dissolved organic matter and extraction solvents using FT-ICR MS, Marine Chemistry 124, 100-107.

Koch B.P., Souza Filho P.W.M., Behling H., Cohen M.C.L., Kattner G., Rullkötter J., Scholz-Böttcher B.M., Lara R.J. (2011). Triterpenol biomarker patterns in mangrove sediments as a proxy for Holocene relative sea level changes in North Brazil, Organic Geochemistry 42, 62-73.

Koch B.P., Dittmar T., Lara R.J. (2010). The biogeochemistry of the Caeté mangrove-shelf system in North Brazil. In: Ecological Studies, Vol. 211: Mangrove Dynamics and Management in North Brazil (Eds. Saint-Paul U., Schneider H.), Springer.

Zonneveld K.A.F., Versteegh G.J.M., Kasten S., Eglinton T.I., Emeis K.-C., Huguet C., Koch B.P., de Lange G.J., de Leeuw J. W., Middelburg J.J., Mollenhauer G., Prahl F., Rethemeyer J., Wakeham S. (2010) Selective preservation of organic matter in marine environments; processes and impact on the fossil record. Biogeosciences 7, 483-511.

Schmidt F., Elvert M., Koch B.P., Witt M., Hinrichs K.U. (2009). Molecular characterization of dissolved organic matter in pore water of continental shelf sediments. Geochimica et Cosmochimica Acta, 73, 3337–3358

Witt. M., Fuchser J., Koch B.P. (2009). Fragmentation studies of Fulvic Acids using Collision Induced Dissociation Fourier Transform Ion Cyclotron Resonance Mass Spectrometry, Analytical Chemistry 81, 2688-2694.

Hertkorn N., Frommberger M., Witt M., Koch B.P., Schmitt-Kopplin Ph., Perdue E.M. (2008). Natural organic matter and the event horizon of mass spectrometry. Analytical Chemistry 80, 8908–8919.

Koch, B.P., Ludwichowski, K.-U., Kattner, G., Dittmar, T., Witt, M. (2008). Advanced characterization of marine dissolved organic matter by combining reversed-phase liquid chromatography and FT-ICR-MS, Marine Chemistry, 111, 233-241.

Koch B.P., Dittmar T. (2006). From mass to structure: An aromaticity index for high-resolution mass data of natural organic matter. Rapid Communications in Mass Spectrometry 20, 926-932.

Koch B.P., Witt M., Engbrodt R., Dittmar T., Kattner G. (2005). Molecular formulae of marine and terrigenous dissolved organic matter detected by Electrospray Ionisation Fourier Transform Ion Cyclotron Resonance Mass Spectrometry. Geochimica et Cosmochimica Acta 69, 3299-3308.

Koch B.P., Harder J., Lara R.J., Kattner G. (2005). Selective microbial degradation of mangrove derived pentacyclic triterpenols in surface sediments. Organic Geochemistry 36, 273-285.