Items where Author is "Witt, M."

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Number of items: 31.

Article

Article
Rossel, P. E. , Vähätalo, A. V. , Witt, M. and Dittmar, T. (2013)
Molecular composition of dissolved organic matter from a wetland plant (Juncus effusus) after photochemical and microbial decomposition (1.25 yr): Common features with deep sea dissolved organic matter ,
Organic Geochemistry .
doi:10.1016/j.orggeochem.2013.04.013 , hdl:10013/epic.50147

Conference

Conference -Poster
Lechtenfeld, O. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Lechtenfeld, O. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Lechtenfeld, O. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Schmidt, F. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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
Schmidt, F. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Ingendoh, A. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Invited talk
Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X (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 -Poster
Witt, M. and Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X (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. ORCID: https://orcid.org/0000-0002-8453-731X (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 -Poster
Witt, M. , Khalid, A. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Kattner, G. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Kattner, G. , Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Invited talk
Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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 -Poster
Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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. ORCID: https://orcid.org/0000-0002-8453-731X, Dittmar, T. , Engbrodt, R. , Graeve, M. ORCID: https://orcid.org/0000-0002-2294-1915, 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
Koch, B. ORCID: https://orcid.org/0000-0002-8453-731X, 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

This list was generated on Sun Dec 1 19:23:30 2024 CET.