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Items where Author is "Koch, Boris"

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Article

Article
Hertkorn, N. , Harir, M. , Koch, B. , Michalke, B. and Schmitt-Kopplin, P. (2013)
High-field NMR spectroscopy and FTICR mass spectrometry: powerful discovery tools for the molecular level characterization of marine dissolved organic matter ,
Biogeosciences, 10 , pp. 1583-1624 .
hdl:10013/epic.41195
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Article
Van de Waal, D. B. , Tillmann, U. , Zhu, M. , Koch, B. , Rost, B. and John, U. (2013)
Nutrient pulse induces dynamic changes in cellular C:N:P, amino acids, and paralytic shellfish poisoning toxins in Alexandrium tamarense ,
Marine Ecology Progress Series .
doi:10.3354/meps10532 , hdl:10013/epic.42060

Article
Lechtenfeld, O. , Koch, B. , Gašparović, B. , Frka, S. , Witt, M. and Kattner, G. (2013)
The influence of salinity on the molecular and optical properties of surface microlayers in a karstic estuary ,
Marine Chemistry, 150 , pp. 25-38 .
hdl:10013/epic.41194

Article
Krock, B. , Tillmann, U. , Voß, D. , Koch, B. , Salas, R. , Witt, M. , Potvin, É. and Jeong, H. J. (2012)
New azaspiracids in Amphidomataceae (Dinophyceae) ,
Toxicon, 60 , pp. 830-839 .
hdl:10013/epic.39789

Article
Lechtenfeld, O. , Koch, B. , Geibert, W. , Ludwichowski, K. U. and Kattner, G. (2011)
Inorganics in Organics: Quantification of Organic Phosphorus and Sulfur and Trace Element Speciation in Natural Organic Matter Using HPLC-ICPMS ,
Analytical Chemistry .
doi:10.1021/ac201765a , hdl:10013/epic.38673

Article
Schmidt, F. , Koch, B. , Elvert, M. , Schmidt, G. , Witt, M. and Hinrichs, K. U. (2011)
Diagenetic transformation of dissolved organic nitrogen compounds under contrasting sedimentary redox conditions in the Black Sea ,
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 45(12)5229., 5223 .
doi:10.1021/es2003414 , hdl:10013/epic.37636

Article
Flerus, R. , Koch, B. , Schmitt-Kopplin, P. , Witt, M. and Kattner, G. (2011)
Molecular level investigation of reactions between dissolved organic matter and extraction solvents using FT-ICR MS ,
Marine Chemistry, 124 (1), pp. 100-107 .
doi:10.1016/j.marchem.2010.12.006 , hdl:10013/epic.37284

Article
Xie, Z. , Koch, B. , Möller, A. , Sturm, R. and Ebinghaus, R. (2011)
Transport and fate of hexachlorocyclohexanes in the oceanic air and surface seawater ,
Biogeosciences, 8 , pp. 2621-2633 .
doi:10.5194/bg-8-2621-2011 , hdl:10013/epic.38146

Article
Koch, B. , Souza Filho, P. W. M. , Behling, H. , Cohen, M. C. L. , Kattner, G. , Rullkötter, J. , Scholz-Böttcher, B. and Lara, R. J. (2011)
Triterpenols in mangrove sediments as a proxy for organic matter derived from the red mangrove (Rhizophora mangle) ,
Organic Geochemistry 42(1)73., 62 .
doi:10.1016/j.orggeochem.2010.10.007 , hdl:10013/epic.36463

Article
D'Andrilli, J. , Dittmar, T. , Koch, B. , Purcell, J. M. , Marshall, A. G. and Cooper, W. T. (2010)
Comprehensive characterization of marine dissolved organic matter by Fourier transform ion cyclotron resonance mass spectrometry with electrospray and atmospheric pressure photoionization ,
Rapid Communication in Mass Spectrometry 24, pp. 643-650 .
doi:10.1002/rcm.4421 , hdl:10013/epic.34141

Article
Zonneveld, K. A. F. , Versteegh, G. J. M. , Kasten, S. , Eglinton, T. I. , Emeis, K. C. , Huguet, C. , Koch, B. , de Lange, G. J. , de Leeuw, J. W. , Middelburg, J. J. , Mollenhauer, G. , Prahl, F. G. , Rethemeyer, J. and Wakeham, S. G. (2010)
Selective preservation of organic matter in marine environments; processes and impact on the sedimentary record ,
Biogeosciences, 7 , pp. 483-511 .
hdl:10013/epic.34104

Article
Witt, M. , Fuchser, J. and Koch, B. (2009)
Fragmentation studies of fulvic acids using collision induced dissociation Fourier transform ion cyclotron resonance mass spectrometry ,
Analytical Chemistry, 81 (7), pp. 2688-2694 .
doi:10.1021/ac802624s , hdl:10013/epic.32452

Article
Schmidt, F. , Elvert, M. , Koch, B. , Witt, M. and Hinrichs, K. U. (2009)
Molecular characterization of dissolved organic matter in pore water in continental shelf sediments ,
Geochimica et Cosmochimica Acta, 73 (11), pp. 3337-3358 .
doi:10.1016/j.gca.2009.03.008 , hdl:10013/epic.32659

Article
Wannicke, N. , Koch, B. and Voss, M. (2009)
Release of fixed N2 and C as dissolved compounds by Trichodesmium erythreum and Nodularia spumigena under the influence of high light and high nutrient (P) ,
Aquatic microbial ecology 57(2)189., 175 .
doi:10.3354/ame01343 , hdl:10013/epic.33401

Article
Koch, B. , Ludwichowski, K. U. , Kattner, G. , Dittmar, T. and Witt, M. (2008)
Advanced Characterization of Marine Dissolved Organic Matter by Combining Reversed-phase Liquid Chromatography and FT-ICR-MS ,
Marine Chemistry .
doi:10.1016/j.marchem.2008.05.008 , hdl:10013/epic.31136

Article
Hertkorn, N. , Frommberger, M. , Witt, M. , Koch, B. , Schmitt-Kopplin, P. and Perdue, E. M. (2008)
Natural organic matter and the event horizon of mass spectrometry ,
Analytical Chemistry 80(23)8919. , 8908 .
hdl:10013/epic.31631

Article
Khanna, R. , Witt, M. , Anwer, K. M. , Agarwal, S. P. and Koch, B. (2008)
Spectroscopic characterization of Fulvic Acids extracted from the rock exudate Shilajit ,
Organic Geochemistry, 39 (12), pp. 1719-1724 .
doi:10.1016/j.orggeochem.2008.08.009 , hdl:10013/epic.31630

Article
Zemmelink, H. J. , Houghton, L. , Dacey, J. W. H. , Stefels, J. , Koch, B. , Schröder, M. , Wisotzki, A. , Scheltz, A. , Thomas, D. N. , Papadimitriou, S. , Kennedy, H. , Kuosa, H. and Dittmar, T. (2008)
Stratification and the distribution of phytoplankton, nutrients, inorganic carbon and sulfur in the surface waters of Weddell Sea leads ,
Deep Sea Research II, 55 (8), pp. 988-999 .
doi:10.1016/j.dsr2.2007.12.011 , hdl:10013/epic.30559

Article
Dittmar, T. , Koch, B. , Hertkorn, N. and Kattner, G. (2008)
A simple and efficient method for the solid-phase extraction of dissolved organic matter (SPE-DOM) from seawater ,
Limnology and Oceanography: Methods, 6 , pp. 230-235 .
hdl:10013/epic.30564

Article
Koch, B. , Dittmar, T. , Witt, M. and Kattner, G. (2007)
Fundamentals of molecular formula assignment to ultrahigh resolution mass data of natural organic matter ,
Analytical Chemistry 79(4), pp. 1758-1763 .
doi:10.1021/ac061949s , hdl:10013/epic.25849

Article
Einsiedl, F. , Hertkorn, N. , Wolf, M. , Frommberger, M. , Schmitt-Kopplin, P. and Koch, B. (2007)
Rapid biotic molecular transformation of fulvic acids in a karst aquifer ,
Geochimica et Cosmochimica Acta, 71(22)5482., 5474 .
doi:10.1016/j.gca.2007.09.024 , hdl:10013/epic.28415
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Article
Wu, Y. , Dittmar, T. , Ludwichowski, K. U. , Kattner, G. , Zhang, J. , Zhu, Z. Y. and Koch, B. (2007)
Tracing suspended organic nitrogen from the Yangtze River catchment into the East China Sea ,
Marine chemistry, 107(3)377., 367 .
doi:10.1016/j.marchem.2007.01.022 , hdl:10013/epic.28497

Article
Dittmar, T. , Whitehead, K. , Minor, E. C. and Koch, B. (2007)
Tracing terrigenous dissolved organic matter and its photochemical decay in the ocean by using liquid chromatography/mass spectrometry ,
Marine chemistry, 107 (3), pp. 378-387 .
doi:10.1016/j.marchem.2007.04.006 , hdl:10013/epic.28496

Article
Koch, B. and 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 (5), pp. 926-932 .
doi:10.1002/rcm.2386 , hdl:10013/epic.24187
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Article
Souza Filho, P. W. M. , Cohen, M. C. L. , Lara, R. J. , Lessa, G. C. , Koch, B. and Behling, H. (2006)
Holocene coastal evolution and facies model of the Bragança macrotidal flat on the Amazon Mangrove Coast, Northern Brazil ,
Journal of Coastal Research, SI 39, pp. 306-310 .
hdl:10013/epic.32475

Article
Dittmar, T. and Koch, B. (2006)
Thermogenic organic matter dissolved in the abyssal ocean ,
Marine Chemistry, 102 (3), pp. 208-217 .
doi:10.1016/j.marchem.2006.04.003 , hdl:10013/epic.23847

Article
Koch, B. , Witt, M. , Engbrodt, R. , Dittmar, T. and 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 (13), pp. 3299-3308 .
doi:10.1016/j.gca.2005.02.027 , hdl:10013/epic.21218

Article
Koch, B. , Harder, J. , Lara, R. J. and Kattner, G. (2005)
The effect of selective microbial degradation on the composition of mangrove derived pentacyclic triterpenols in surface sediments ,
Organic Geochemistry, 36 , pp. 273-285 .
doi:10.1016/j.orggeochem.2004.07.019 , hdl:10013/epic.20165

Article
Koch, B. , Rullkötter, J. and Lara, R. (2003)
Evaluation of triterpenols and sterols as organic matter biomarkers in a mangrove ecosystem in Northern Brazil ,
Wetlands, 11 , pp. 257-263 .
hdl:10013/epic.16208

Article
Berger, U. , Glaser, M. , Koch, B. , Krause, G. , Lara, R. , Saint-Paul, U. , Schories, D. and Wolff, M. M. (1999)
An integrated approach to mangrove dynamics and management ,
Journal of Coastal Conservation, 5 , pp. 125-134 .
hdl:10013/epic.16523

Article
Berger, U. , Glaser, M. , Koch, B. , Krause, G. , Lara, R. J. , Saint-Paul, U. , Schories, D. and Wolff, M. (1999)
An integrated approach to mangrove dynamics and management ,
Journal of Coastal Conservation, 5 (2), pp. 125-134 .
doi:10.1007/BF02802749 , hdl:10013/epic.41566

Article
Koch, B. (1998)
Entwurf der MADAM-Projektdatenbank ,
Mitteilungen der Deutschen Gesellschaft für Meeresforschung, 1 , pp. 45-47 .
hdl:10013/epic.20166

Article
Koch, B. (1998)
Interdisciplinary Research in the MADAM Project: Report on the Third Annual Workshop ,
Intercoast Network, 30 .
hdl:10013/epic.20167

Book

Book
Bischoff, A. , Wecker, B. , Koch, B. and Buck, B. H. (2010)
Investigating Nereis diversicolor (O. F. Mueller, 1776) as a Candidate for Integrated Aquaculture from an Amino Acid Perspective. Seafarming tomorrow, Aquaculture Europe 2010 - the annual meeting of the European Aquaculture Society, October 5-8 Porto (Portugal) ,
European Aquaculture Society, 2 p. .
hdl:10013/epic.42291

Inbook

Inbook
Kattner, G. , Simon, M. and Koch, B. (2011)
Molecular Characterization of Dissolved Organic Matter and Constraints for Prokaryotic Utilization ,
Microbial carbon pump in the ocean / N. Jiao, F. Azam, S. Sanders, Eds. Washington, DC : Science/AAAS .
hdl:10013/epic.37553

Inbook
Salzmann, U. , Krause, G. , Koch, B. and Puch Rojo, I. (2010)
The Mangrove Information System MAIS: Managing and integrating interdisciplinary research data ,
Mangrove Dynamics and Management in North Brazil / Ulrich Saint-Paul; Horacio Schneider (eds.) Berlin [u.a.] : Springer.. (Ecological Studies ; 211), ISBN: 978-3-642-13456-2 .
hdl:10013/epic.35955

Inbook
Koch, B. , Dittmar, T. and Lara, R. J. (2010)
The biogeochemistry of the Caeté mangrove-shelf system ,
Mangrove Dynamics and Management in North Brazil / Ulrich Saint-Paul; Horacio Schneider (eds.) Berlin [u.a.] : Springer. (Ecological Studies ; 211), ISBN: 978-3-642-13456-2 .
hdl:10013/epic.35954

Inbook
Dittmar, T. , Koch, B. and Jaffé, R. (2009)
Tools for studying biogeochemical connectivity among tropical coastal ecosystems ,
Ecological Connectivity among Tropical Coastal Ecosystems / Ivan Nagelkerken. Berlin : Springer Netherland , ISBN: 978-90-481-2405-3 (P .
doi:10.1007/978-90-481-2406-0_12 , hdl:10013/epic.33341

Thesis

Thesis -PhD
Koch, B. (2002)
Organic matter pathways in a mangrove system in Northern Brazil - Chemical tracers of major sources under the influence of sedimentation and biological degradation ,
PhD thesis, Universität Bremen.
hdl:10013/epic.16207

Conference

Conference -Talk
Koch, B. (2013)
Ageing of marine dissolved organic matter: A molecular perspective ,
IMBER workshop: Impacts of anthropogenic perturbations on the BP and MCP in the open ocean, Goa, India, 2013 - unspecified .
hdl:10013/epic.41443

Conference -Invited talk
Koch, B. (2013)
Changing coasts: �Potential impact on land-ocean organic matter fluxes ,
Symposium on coastal responses to �climate change and human activities, Shanghai, China, 2013 - unspecified .
hdl:10013/epic.41444

Conference -Invited talk
Koch, B. , Lechtenfeld, O. , McCallister, S. L. , Schmitt-Kopplin, P. and Kattner, G. (2013)
Weddell Sea and global carbon cycling: The role of refractory dissolved organic matter ,
25. Internationale Polartagung, Hamburg, 2013 - unspecified .
hdl:10013/epic.41441

Conference -Talk
Koch, B. , Lechtenfeld, O. , Flerus, R. , McCallister, S. L. , Schmitt-Kopplin, P. , Kaiser, K. , Benner, R. and Kattner, G. (2013)
A molecular perspective on the ageing of marine dissolved organic matter ,
ASLO Aquatic Sciences Meeting, New Orleans, 2013 - unspecified .
hdl:10013/epic.41442

Conference -Talk
Lechtenfeld, O. , Koch, B. , Geibert, W. , Witt, M. , Ludwichowski, K. U. and Kattner, G. (2012)
Inorganics in organics: quantification of organic phosphorus and sulfur and trace element speciation in natural organic matter using HPLC-ICP-MS ,
2012 Ocean Science Meeting, Salt Lake City, Utah, USA, 20 February 2012 - 24 February 2012 .
hdl:10013/epic.38966

Conference -Poster
Koch, B. , Geibert, W. , Lechtenfeld, O. , Witt, M. and Fahl, K. (2012)
NATURAL RADIATION MODIFIES THE STRUCTURE OF ORGANIC MATTER IN AQUEOUS SYSTEMS ,
2012 Ocean Science Meeting, Salt Lake City, Utah, USA, 20 February 2012 - 24 February 2012 .
hdl:10013/epic.39004

Conference -Poster
Kattner, G. , Koch, B. , Flerus, R. and Dubinenkov, I. (2012)
Biogeochemistry of dissolved organic matter in the Arctic permafrost and the Lena delta ,
SOM-5 5th International Workshop on Soil and Sedimentary Organic Matter Stabilization and Destabilization, Ascona, Switzerland, 7 October 2012 - 11 October 2012 .
hdl:10013/epic.40486

Conference -Poster
Flerus, R. , Kattner, G. , Koch, B. , Fedorova, I. , Heim, B. and Boike, J. (2011)
Biogeochemistry of dissolved organic matter in the Arctic permafrost and the Lena delta ,
11th International Estuarine Biogeochemistry Symposium, 15-19 May, Atlantic Beach, USA. .
hdl:10013/epic.37555

Conference -Poster
Lechtenfeld, O. , Koch, B. , Kattner, G. , Witt, M. and Michelmann, K. (2011)
Bridging the Gap: Ultrahigh Resolution Analysis of Dissolved Organic Matter and Inorganic Trace Elements in the Ocean ,
2011 ASMS Conference on Mass Spectrometry and Allied Topics, Denver, U.S., June .
hdl:10013/epic.37737

Conference -Talk
Kattner, G. and Koch, B. (2011)
Dissolved organic matter in the ocean: an extremely complex and diverse mixture of organic molecules ,
ASLO 2011 Aquatic Sciences Meeting, 13-18 Feb., San Juan, Puerto Rico. .
hdl:10013/epic.36933

Conference -Invited talk
Kattner, G. and Koch, B. (2011)
Estuarine and coastal transport and modification of organic matter ,
11th International Estuarine Biogeochemistry Symposium, Keynote Lecture, 15-19 May, Atlantic Beach, USA. .
hdl:10013/epic.37554

Conference -Talk
Röttgers, R. and Koch, B. (2011)
Evidence for a single chromophor/fluorophor in the oceans oxygen minimum zone ,
ASLO 2011 Aquatic Sciences Meeting, 13-18 Feb., San Juan, Puerto Rico. .
hdl:10013/epic.36935

Conference -Talk
Koren, L. , McCallister, S. L. , Franklin, R. B. , Kattner, G. and Koch, B. (2011)
Linking microbial communities and environmental controls in the Atlantic Ocean: reconsidering ecological biogeography ,
ASLO 2011 Aquatic Sciences Meeting, 13-18 Feb., San Juan, Puerto Rico. .
hdl:10013/epic.36934

Conference -Talk
Flerus, R. , Koch, B. , Lucio, M. , Schmitt-Kopplin, P. , Lechtenfeld, O. and Kattner, G. (2011)
Molecular level investigation of composition and surface-to-depth transformation of dissolved organic matter in the east Atlantic Ocean using FT-ICR MS ,
ASLO 2011 Aquatic Sciences Meeting, 13-18 Feb., San Juan, Puerto Rico. .
hdl:10013/epic.36996

Conference -Poster
Lechtenfeld, O. , Koch, B. , Schmitt-Kopplin, P. , Flerus, R. , Witt, M. and Kattner, G. (2011)
Production and sequestration of dissolved organic carbon in the Weddell Sea: Tracing deep-water formation with FT-ICR-MS ,
2011 Aquatic Sciences Meeting, ASLO, San Juan, Puerto RicoFeb. .
hdl:10013/epic.36925

Conference -Invited talk
Koch, B. (2011)
The ocean's organic memory: Molecular ecological provinces ,
Florida International University, March 13-17, Miami, USA. .
hdl:10013/epic.37648

Conference -Poster
Kattner, G. and Koch, B. (2010)
Dissolved organic matter in the ocean: recalcitrant or simply too diverse for bio-degradation? ,
EGU General Assembly, 2-7 May, Vienna, Austria. .
hdl:10013/epic.35290

Conference -Poster
Lechtenfeld, O. , Koch, B. , Witt, M. and Kattner, G. (2010)
Inorganics in Organics: Tracking down the Intrinsic Equilibriums between Organic Molecules and Trace Elements in Oceanic Waters ,
2010 Fall Meeting, AGU, San Francisco, Calif.Dec. .
hdl:10013/epic.36597

Conference -Talk
Bischoff, A. , Wecker, B. , Koch, B. and Buck, B. H. (2010)
Investigating Nereis diversicolor (O. F. Mueller, 1776) as a Candidate for Integrated Aquaculture from an Amino Acid Perspective ,
Seafarming tomorrow, Aquaculture Europe 2010 - the annual meeting of the European Aquaculture Society, Porto (Portugal), 5 October 2010 - 8 November 2010 .
hdl:10013/epic.42300

Conference -Talk
Gašparović, B. , Frka, S. , Koch, B. , Zhu, Z. Y. , Lechtenfeld, O. and Kattner, G. (2010)
Spatial and seasonal variation of lipids in the Krka River estuary (Middle Adriatic) ,
2010 Summer Meeting ASLO, 6-11 June, Santa Fe, USA. .
hdl:10013/epic.35550

Conference -Invited talk
Koch, B. (2010)
The oceans organic memory: molecular ecological provinces ,
East China Normal University, State Key Laboratory of Estuarine and Coastal Research, 26 Oct ., Shanghai, China.. .
hdl:10013/epic.36697

Conference -Invited talk
Koch, B. (2010)
The oceans organic memory: molecular ecological provinces ,
East China Normal University, State Key Laboratory of Estuarine and Coastal Research, Nov 26, Shanghai, China. .
hdl:10013/epic.37649

Conference -Poster
Wannicke, N. , Koch, B. and Voss, M. (2009)
Factors influencing the release of fixed N2 and C as dissolved compounds by Trichodesmium erythreum and Nodularia epumigenia ,
ASLO Aquatic Sciences Meeting, 25-30 Apr, Nice, France. .
hdl:10013/epic.31985

Conference -Invited talk
Koch, B. and Lechtenfeld, O. (2009)
Merging marine biogeochemistry: Inorganics in organics ,
University of Edinburgh, School of GeoSciences, 08 Dec, Edinburgh, Scotland. .
hdl:10013/epic.33897

Conference -Talk
Gašparović, B. , Frka, S. , Kozarac, Z. , Koch, B. and Kattner, G. (2009)
Methods for the physico-chemical qualitative and quantitative characterization of sea-surface microlayer surfactants ,
COST 735 WG meeting, 18-19 Mar, Plymouth, UK. .
hdl:10013/epic.32209

Conference -Poster
Koch, B. , Passow, U. , Witt, M. and Kattner, G. (2009)
Microbially mediated early diagenetic molecular modifications in marine dissolved organic matter ,
IMOG 24th Meeting on Organic Geochemistry, 06-11 Sep 2009, Bremen, Germany. .
hdl:10013/epic.33271

Conference -Poster
Koch, B. , Witt, M. , Gašparović, B. , Frka, S. and Kattner, G. (2009)
Molecular characterization of sea-surface microlayers in the Adriatic using Fourier Transform Ion Cyclotron Resonance Mass Spectrometry ,
57th ASMS Conference on Mass Spectrometry, 31 May - 04 Jun, Philadelphia, Pennsylvania, USA. .
hdl:10013/epic.32210

Conference -Poster
Flerus, R. , Koch, B. , Witt, M. and Kattner, G. (2009)
Molecular level investigation of esterification and proton exchange reactions in extracted marine dissolved organic matter using FT-ICR-MS ,
IMSC Int. Mass Spectrometry Conference, 30 Aug - 04 Sep, Bremen, Germany. .
hdl:10013/epic.33270

Conference -Talk
Koch, B. , Witt, M. , Gasparovic, B. , Frka, S. and Kattner, G. (2009)
Molecular-level structure analysis of highly complex aquatic natural organic matter and sea-surface microlayers using FT-ICR-MS/MS ,
IMSC Int. Mass Spectrometry Conference, 30 Aug - 04 Sep, Bremen, Germany. .
hdl:10013/epic.33269

Conference -Talk
Fraser Ferraro, C. A. , McCallister, S. L. , Gonsior, M. , Koch, B. , Cooper, W. J. , Corredor, J. E. , Morell, J. M. , McGuinness, L. and Kerkhof, L. J. (2009)
Patterns in active microbes under dynamic conditions ,
ASLO Aquatice Sciences Meeting, 25-30 Apr, Nice, France. .
hdl:10013/epic.31986

Conference -Talk
McCallister, S. L. , Franklin, R. B. , Rivera, M. C. , Koch, B. , Schmitt-Kopplin, P. , Fekete, A. , Cappello, T. and Neogi, S. B. (2009)
Reconsidering biogeography and environmental controls on microbial communities and biogeochemical cycles in the Atlantic Ocean ,
11th Symposium on aquatic microbial ecology, 30 Aug - 4 Sept, Piran, Slovenia. .
hdl:10013/epic.33311

Conference -Poster
Schmidt, F. , Koch, B. , Elvert, M. , Witt, M. and Hinrichs, K. U. (2009)
Source variability and transformation of dissolved organic matter in sediment pore waters determined by Fourier transform ion cyclotron resonance mass spectrometry ,
IMOG 24th Meeting on Organic Geochemistry, 06-11 Sep 2009, Bremen, Germany. .
hdl:10013/epic.33272

Conference -Poster
Kattner, G. and Koch, B. (2009)
The oceanic organic carbon pool: an important player in the sequestration of CO2? ,
8th International Carbon Dioxide Conference, 13-19 Sep 2009, Jena, Germany. .
hdl:10013/epic.33402

Conference -Poster
Schmidt, F. , Koch, B. , Elvert, M. , Witt, M. , Haag, K. and Hinrichs, K. U. (2008)
Characterization of dissolved organic matter in marine pore waters by Fourier transform ion cyclotron resonance mass spectrometry ,
56th ASMS Conference on Mass Spectrometry, 01-05 Jun, 2008, Denver, Colorado, USA. .
hdl:10013/epic.31033

Conference -Talk
Koch, B. , Ludwichowski, K. U. , Kattner, G. , Dittmar, T. and Witt, M. (2008)
Characterization of dissolved organic matter: major advances by combining reversed-phase liquid chromatography and FT-ICR-MS ,
10th International Estuarine Biogeochemistry Symposium, May 18-22, Xiamen, China. .
hdl:10013/epic.30586

Conference -Invited talk
Koch, B. (2008)
From mass to structure: Molecular insights into source and diagenesis of marine dissolved organic matter ,
Institut Ruđer Boković, 03 Sep, Zagreb, Croatia. .
hdl:10013/epic.31164

Conference -Talk
Schmidt, F. , Koch, B. , Elvert, M. and Hinrichs, K. U. (2008)
Molecular variation in dissolved organic matter in sedimentary pore waters at continental shelf systems ,
European Geosciences Union, General Assembly, 13-18 Apr, Vienna, Austria. .
hdl:10013/epic.30632

Conference -Poster
Ingendoh, A. , Koch, B. , Dittmar, T. , Witt, M. and Kattner, G. (2008)
Resolving unresolved complex mixtures: offline coupling of liquid chromatography and Fourier transform ion cyclotron resonance mass spectrometry ,
27th International Symposium on Chromatography, 21-25 Sep, 2008, Münster, Germany. .
hdl:10013/epic.31347

Conference -Talk
Kattner, G. , Dittmar, T. , Koch, B. and Hertkorn, N. (2008)
Solid-phase extraction of dissolved organic matter (SPE-DOM) from river, estuarine and open ocean waters ,
10th International Estuarine Biogeochemistry Symposium, 18-22 May, Xiamen, China. .
hdl:10013/epic.31031

Conference -Invited talk
Koch, B. , Schmidt, F. , Elvert, M. , Witt, M. and Hinrichs, K. U. (2008)
Tracing DOM sources in rivers and shelf pore waters by Fourier Transform Ion Cyclotron Resonance Mass Spectrometry ,
Sino-German Workshop on the Biogeochemistry of contrasting estuarine ecosystems, May 13-17, Shanghai, China. .
hdl:10013/epic.30634

Conference -Invited talk
Koch, B. , Witt, M. , Ludwichowski, K. U. , Liu, S. , Dittmar, T. and Kattner, G. (2007)
Advanced analytical approaches for the molecular characterization of dissolved organic matter ,
ASLO aquatic sciences meeting, 5-08 Feb, Santa Fé, New Mexico, USA. .
hdl:10013/epic.26271

Conference -Talk
Witt, M. , Schmitt-Kopplin, P. , Frommberger, M. , Hertkorn, N. and Koch, B. (2007)
Analysis of Suwannee river fulvic acid by FT ICR mass spectrometry using complementary ionisation techniques ,
40. Diskussionstagung der Deutschen Gesellschaft für Massenspektrometrie, 11-14 Mar, Bremen, Germany. .
hdl:10013/epic.26625

Conference -Invited talk
Koch, B. (2007)
Analysis of dissolved organic matter in relation to microbial activities in the ocean and global carbon cycles ,
Flinders University, School of Biological Sciences, 14 Sept, Adelaide, Australia. .
hdl:10013/epic.28197

Conference -Invited talk
Dittmar, T. , Koch, B. , Kattner, G. , Whitehead, K. and Cooper, W. T. (2007)
Biogeochemistry of dissolved organic matter in mangrove-fringed coastal environments ,
European Geosciences Union, General Assembly, 15-20 Apr, Vienna, Austria. .
hdl:10013/epic.26272

Conference -Poster
Witt, M. and Koch, B. (2007)
Characterization of fulvic and humic acids from different locations by ultrahigh resolution mass spectrometry ,
55th ASMS Conference on Mass Spectrometry, 03-07 Jun, 2007 Indianapolis, USA. .
hdl:10013/epic.26626

Conference -Poster
Witt, M. , Friedrich, J. and Koch, B. (2007)
Characterization of fulvic and humic acids from different locations by ultrahigh resolution mass spectrometry ,
8th European FTMS conference. 28 Aug - 1 Sep 2007, Moscow, Russia. .
hdl:10013/epic.28806

Conference -Invited talk
Kattner, G. and Koch, B. (2007)
Dissolved organic matter: Impact on global biogeochemical cycles. ,
Reporting colloquium of the DFG Priority Program Antarctic Research with Comparative Studies in Arctic Polar Region, 12-14 Febr. 2007, Bremerhaven, Germany. .
hdl:10013/epic.26492

Conference -Poster
Witt, M. , Khalid, A. , Koch, B. and Fuchser, J. (2007)
Elemental analysis of fulvic acids of Shilajit by ultra-high resolution FTMS ,
Metabolomics Society, 3rd Annual Conference, 11-14 June, Manchester, UK. .
hdl:10013/epic.26632

Conference -Poster
Anwher, K. , Witt, M. , Koch, B. , Agarwal, S. , Ali, A. , Sultana, J. and Khanna, R. (2007)
Elemental analysis of fulvic acids of shilajit using ultra high resolution mass spectrometry ,
55th ASMS Conference on Mass Spectrometry, 03-07 Jun, 2007 Indianapolis, USA. .
hdl:10013/epic.26627

Conference -Poster
Witt, M. , Koch, B. , Anwher, K. and Fuchser, J. (2007)
Elemental analysis of fulvic acids of shilajit using ultrahigh resolution mass spectrometry ,
8th European FTMS conference. 28 Aug - 1 Sep 2007, Moscow, Russia. .
hdl:10013/epic.28804

Conference -Talk
Koch, B. , Dittmar, T. and Witt, M. (2007)
Rapid molecular changes in fresh marine dissolved organic matter during early diagenesis ,
3rd International Conference on Mechanisms of Organic Matter Stabilisation and Destabilisation in Soils and Sediments, 23-26 Sept, Adelaide, Australia. .
hdl:10013/epic.28196

Conference -Invited talk
Koch, B. (2007)
Resolving unresolved complex mixtures: Molecular characteristics of natural organic matter determined by FT-ICR-MS ,
Selective preservation of organic matter: processes and impact on the fossil record, 27-30 Aug, MARUM, University of Bremen, Germany. .
hdl:10013/epic.27608

Conference -Poster
Koch, B. , Dittmar, T. , Witt, M. , Friedrich, J. and Kattner, G. (2007)
Resolving unresolved complex mixtures: Offline coupling of liquid chromatography and Fourier Transform Ion Cyclotron Resonance Mass Spectrometry ,
8th European FTMS conference. 28 Aug - 1 Sep 2007, Moscow, Russia. .
hdl:10013/epic.28805

Conference -Poster
Koch, B. , Dittmar, T. , Witt, M. and Kattner, G. (2007)
Resolving unresolved complex mixtures: Offline coupling of liquid chromatography and Fourier Transform ion cyclotron resonance mass spectrometry ,
55th ASMS Conference on Mass Spectrometry, 03-07 JunIndianapolis, USA. .
hdl:10013/epic.26420

Conference -Talk
Dittmar, T. , Koch, B. , Tremblay, L. B. , Kattner, G. and Cooper, W. T. (2007)
The dynamic and molecular structure of dissolved organic matter in ice-covered oceans ,
ASLO aquatic sciences meeting, 05-09 Feb, Santa Fé, New Mexico, USA. .
hdl:10013/epic.26273

Conference -Invited talk
Koch, B. , Dittmar, T. , Passow, U. and Kattner, G. (2006)
Diagenesis of marine dissolved organic matter: a molecular approach ,
European Geosciences Union, General Assembly 2006, 02-07 Apr., Vienna, Austria. .
hdl:10013/epic.24422

Conference -Poster
Koch, B. , Witt, M. and Dittmar, T. (2006)
From mass to structure: Analysis of aromaticity of Suwannee river fulvic acid by Fourier Transform ion cyclotron resonance mass spectrometry ,
54th ASMS Conference on Mass Spectrometry, 28 May-01 June, Seattle, USA. .
hdl:10013/epic.25365

Conference -Poster
Koch, B. , Dittmar, T. , Witt, M. and Kattner, G. (2006)
From mass to structure: Thermogenic organic matter dissolved in the ocean ,
1st International symposium on ultrahigh resolution mass spectrometry for the molecular level analysis of complex BioGeoSystems, 6-7 Nov, GSF, Munich, Germany. .
hdl:10013/epic.26270

Conference -Invited talk
Koch, B. (2006)
From mass to structure: molecular insights into source and diagenesis of marine dissolved organic matter ,
Max-Planck Institute of Marine Microbiology, 20 Nov., Bremen, Germany. .
hdl:10013/epic.26084

Conference -Poster
Kattner, G. , Koch, B. , Witt, M. and Dittmar, T. (2006)
From mass to structure: thermogenic organic matter dissolved in the ocean ,
European Geosciences Union, General Assembly 2006, 2-7 April, Vienna, Austria. .
hdl:10013/epic.25259

Conference -Invited talk
Dittmar, T. , Cooper, W. T. , Koch, B. and Kattner, G. (2006)
How important are intertidal ecosystems for global biogeochemical cycles? Molecular and isotopic evidence for major outwelling of photo-bleached dissolved organic matter from mangroves ,
Invited lecture, AGU Joint Assembly, 23-26 May, Baltimore, Maryland, USA. .
hdl:10013/epic.25685

Conference -Invited talk
Koch, B. (2006)
Lipid biomarkers as chemotaxonomic mangrove tracers ,
East China Normal University, State Key Laboratory of Estuarine and Coastal Research, 13 Dec., Shanghai, China .
hdl:10013/epic.26083

Conference -Poster
Kattner, G. , Koch, B. , Dittmar, T. , Witt, M. and Hertkorn, N. (2006)
Modification of terrestrial dissolved organic matter in tropical coastal waters ,
9th Int. Estuarine Biogeochemistry Symposium, 7-11 May, Warnemuende, Germany. .
hdl:10013/epic.25364

Conference -Talk
Wu, Y. , Kattner, G. , Zhang, J. , Ludwichowski, K. U. , Koch, B. , Zhu, Z. Y. and Dittmar, T. (2006)
Transport and digenesis of terrestrial particulate organic matter from coastal to ocean waters in the East China Sea ,
9th Int. Estuarine Biogeochemistry Symposium, 7-11 May, Warnemuende, Germany. .
hdl:10013/epic.25420

Conference -Invited talk
Koch, B. (2006)
Unraveling the molecular secrets of dissolved organic matter ,
East China Normal University, State Key Laboratory of Estuarine and Coastal Research, 07 Dec., Shanghai, China .
hdl:10013/epic.26082

Conference -Invited talk
Koch, B. (2006)
Unraveling the molecular secrets of marine dissolved organic matter ,
Invited lecture, Florida State University, Oceanography, 14 Sept., Tallahassee, Florida, USA. .
hdl:10013/epic.25724

Conference -Invited talk
Koch, B. , Kattner, G. , Dittmar, T. , Hertkorn, N. , Schmitt-Kopplin, P. and Witt, M. (2006)
Weighing electrons: Molecular organic biogeochemistry by means of FT-ICR-MS ,
Invited lecture, 9th Int. Estuarine Biogeochemistry Symposium, 7-11 May, Warnemuende, Germany. .
hdl:10013/epic.25363

Conference -Invited talk
Koch, B. (2005)
Mangroven und Antarktis - Quellen und Schicksal komplexer, refraktärer organischer Mischungen ,
University of Lueneburg, 10 Mar., Lueneburg, Germany .
hdl:10013/epic.22688

Conference -Talk
Dittmar, T. , Kattner, G. , Hertkorn, N. and Koch, B. (2005)
Mangroves, a major source of dissolved organic matter to the oceans ,
ASLO Summer Meeting, 19-24 June, Santiago de Compostela, Spain. .
hdl:10013/epic.23455

Conference -Poster
Koch, B. , Witt, M. , Engbrodt, R. , Dittmar, T. and Kattner, G. (2005)
Molecular formulae of refractory marine and terrigenous dissolved organic matter detected by ESI FT-ICR-MS ,
ASLO summer meeting, 19-24 Jun., Santiago, Spain. .
hdl:10013/epic.23344

Conference -Talk
Koch, B. , Dittmar, T. and Kattner, G. (2005)
New molecular tracers for source and process characterization for marine DOM ,
ASLO summer meeting, 19-24 Jun., Santiago, Spain. .
hdl:10013/epic.23345

Conference -Invited talk
Koch, B. , Dittmar, T. , Witt, M. and Kattner, G. (2005)
Sources, degradation and formation of refractory marine dissolved organic matter from an ultrahigh resolution perspective ,
230th American Chemical Society National meeting, 28 Aug.-01 Sept., Washington D.C., USA. .
hdl:10013/epic.23807

Conference -Invited talk
Koch, B. (2005)
A key to the molecular characterisation of complex organic mixtures: Ultrahigh resolution mass spectrometry ,
Research Center Ocean Margins (RCOM), 19 Apr., Bremen, Germany. .
hdl:10013/epic.23023

Conference -Invited talk
Koch, B. (2004)
Characterization of dissolved organic matter by ultrahigh resolution Electrospray-Ionisation Fourier-Transform Ion-Cyclotron-Resonance-Mass-Spectrometry ,
GSF Research Center for Environment and Health, Inst. of Ecological Chemistry, 13 Oct., Neuherberg, Germany. .
hdl:10013/epic.21873

Conference -Talk
Koch, B. , Dittmar, T. , Engbrodt, R. , Graeve, M. , Witt, M. and Kattner, G. (2004)
Composition of Marine Dissolved Organic Matter: First Chemical Formulas as detected by Fouriertransform Mass Spectrometry ,
7th European Workshop on Fouriertransform Mass Spectrometry, 28 Mar.-01 Apr., Konstanz, Germany. .
hdl:10013/epic.20829

Conference -Poster
Dittmar, T. , Koch, B. , Hertkorn, N. , Whitehead, K. , Cooper, W. and Kattner, G. (2004)
Establishing a molecular evidence for the outwelling of dissolved organic matter from mangroves ,
Gordon Research Conference, Organic Geochemistry, 8-13 Aug., Plymouth, NH, USA. .
hdl:10013/epic.21462

Conference -Talk
Kattner, G. , Koch, B. , Dittmar, T. and Engbrodt, R. (2004)
New analytical approaches in biogeochemistry research of dissolved organic matter ,
8th International Estuarine Biogeochemistry Symposium, Solomons, Maryland, USA. .
hdl:10013/epic.21050

Conference -Poster
Koch, B. , Engbrodt, R. , Dittmar, T. , Daberkow, T. , Witt, M. and Kattner, G. (2004)
Structural modification of marine dissolved organic matter on its way to the deep Weddell Sea ,
SCAR, Open Science Conference, 27-28 July, Bremen, Germany. .
hdl:10013/epic.21395

Conference -Poster
Dittmar, T. , Kattner, G. , Engbrodt, R. and Koch, B. (2003)
Molecular evidence for the fate of terrigenous DOC and DON in the ocean ,
Symposium on New Approaches in Marine Organic Biogeochemistry, Friday Habor, WA, USA. .
hdl:10013/epic.20478

Conference -Invited talk
Koch, B. (2003)
Organic matter pathways in a mangrove system in Northern Brazil: Chemical tracers of major sources under the influence of sedimentation and biological degradation. ,
School of Oceanography, 6 Aug., Seattle, USA. .
hdl:10013/epic.21411

Conference -Poster
Koch, B. , Engbrodt, R. , Dittmar, T. , Hartmann, C. and Kattner, G. (2003)
A contribution to chemical and structural characteristics of marine dissolved organic matter ,
Gordon Research Conference, Chemical Oceanography, 10-15 Aug., Tilton, USA. .
hdl:10013/epic.19689

Conference -Invited talk
Koch, B. (2002)
Organic matter pathways in a mangrove system in North Brazil: Chemical tracers of major sources under the influence of sedimentation and biological degradation ,
Dissertations Symposium of Chemical Oceanography XVII, Honolulu, Hawaii. .
hdl:10013/epic.17011

"Berichte zur Polar- und Meeresforschung"

"Berichte zur Polar- und Meeresforschung" Expedition reports
Kattner, G. and Koch, B. (2009)
The expedition of the research vessel "Polarstern" to the Antarctic in 2008 (ANT-XXV/1) ,
Berichte zur Polar- und Meeresforschung (Reports on Polar and Marine Research), Bremerhaven, Alfred Wegener Institute for Polar and Marine Research, 594 , 72 p. .
hdl:10013/epic.32943
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