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Number of items: 37.

ISI peer-reviewed

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, ELSEVIER SCIENCE BV, 150 , pp. 25-38 .

hdl:10013/epic.41194

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, COPERNICUS GESELLSCHAFT MBH, 10 , pp. 1583-1624 .

hdl:10013/epic.41195

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Article

Röttgers, R. and Koch, B. P. (2012)
Spectroscopic detection of a ubiquitous dissolved pigment degradation product in subsurface waters of the global ocean ,

Biogeosciences, Copernicus Publications, 9 , pp. 2585-2596 .

hdl:10013/epic.39773

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Article

Flerus, R. , Lechtenfeld, O. J. , Koch, B. P. , McCallister, S. L. , Schmitt-Kopplin, P. , Benner, R. , Kaiser, K. and Kattner, G. (2012)
A molecular perspective on the ageing of marine dissolved organic matter ,

Biogeosciences, 9 , pp. 1935-1955 .

doi:10.5194/bg-9-1935-2012 , hdl:10013/epic.39398

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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, PERGAMON-ELSEVIER SCIENCE LTD, 60 , pp. 830-839 .

hdl:10013/epic.39789

Article

Schmitt-Kopplin, P. , Liger-Belair, G. , Koch, B. P. , Flerus, R. , Kattner, G. , Harir, M. , Kanawati, B. , Lucio, M. , Tziotis, D. , Herkorn, N. and Gebefügi, I. (2012)
Dissolved organic matter in sea spray: a transfer study from marine surface water to aerosols ,

Biogeosciences, Copernicus Publications .

hdl:10013/epic.39315

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Article

Koch, B. and Kattner, G. (2012)
Sources and rapid biogeochemical transformation of dissolved organic matter in the Atlantic surface ocean ,

Biogeosciences, Copernicus Publications, 9 , pp. 2597-2602 .

hdl:10013/epic.39775

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Article

Neogi, S. B. , Koch, B. P. , Schmitt-Kopplin, P. , Pohl, C. , Kattner, G. , Yamasaki, S. and Lara, R. J. (2011)
Biogeochemical controls on the bacterial populations in the eastern Atlantic Ocean ,

Biogeosciences, COPERNICUS GESELLSCHAFT MBH, 8 , pp. 3747-3759 .

hdl:10013/epic.38659

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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, AMER CHEMICAL SOC .

doi:10.1021/ac201765a , hdl:10013/epic.38673

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

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

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

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

Lechtenfeld, O. J. , Koch, B. P. , 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-ICP-MS ,

Analytical Chemistry, ACS Publications, 83 , pp. 8968-8974 .

doi:10.1021/ac201765a , hdl:10013/epic.38662

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

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

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

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

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

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

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

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

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

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

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

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

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. , 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. , 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. , 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