2025 (5)

• Gad, M., Tayyebi Sabet Khomami, N., Krieg, R., Schor, J., Philippe, A., Lechtenfeld, O.J. (2025):
  Environmental drivers of dissolved organic matter composition across central European aquatic systems: A novel correlation-based machine learning and FT-ICR MS approach
  Water Res. 273 , art. 123018 10.1016/j.watres.2024.123018
• Jennings, E.K., Sierra Olea, M., Hübner, U., Rodrigues Matos, R., Reemtsma, T., Lechtenfeld, O.J. (2025):
  Molecular level insights into recalcitrant ozonation products from effluent organic matter
  Environ. Sci. Technol. 59 (1), 823 - 833 10.1021/acs.est.4c10212
• Liu, Y.-J., Yang, H.-Y., Gao, S.-X., Li, Z.-H., Hu, Y.-Y., Zheng, X., Sheng, G.-P. (2025):
  Molecular fractionation mediates genotoxicity evolution of hydrochar-derived dissolved organic matter at the iron oxyhydroxides-water interface
  Water Res. 268, Part A , art. 122584 10.1016/j.watres.2024.122584
• Simon, C., Miltner, A., Mulder, I., Kaiser, K., Lorenz, M., Thiele-Bruhn, S., Lechtenfeld, O.J. (2025):
  Long-term effects of manure addition on soil organic matter molecular composition: Carbon transformation as a major driver of energetic potential
  Soil Biol. Biochem. 205 , art. 109755 10.1016/j.soilbio.2025.109755
• Tittel, J., Lüderitz, V., Radke, S., Rosenlöcher, Y., Lechtenfeld, O.J. (2025):
  Invariable selection of compounds from organic matter by stream microbes
  Geochim. Cosmochim. Acta 392 , 107 - 118 10.1016/j.gca.2024.12.003

2024 (25)

• Chen, S.-C., Chen, S., Musat, N., Kümmel, S., Ji, J., Braad Lund, M., Gilbert, A., Lechtenfeld, O.J., Richnow, H.-H., Musat, F. (2024):
  Energetics of archaeal anaerobic oxidation of butane
  figshare 10.6084/m9.figshare.25499440.v1
• Chen, S.-C., Chen, S., Musat, N., Kümmel, S., Ji, J., Braad Lund, M., Gilbert, A., Lechtenfeld, O.J., Richnow, H.-H., Musat, F. (2024):
  Back flux during anaerobic oxidation of butane supports archaea-mediated alkanogenesis
  Nat. Commun. 15 , art. 9628 10.1038/s41467-024-53932-9
• Cioni, L., Nikiforov, V., Benskin, J.P., Coêlho, A.C.M.F., Dudášová, S., Lauria, M.Z., Lechtenfeld, O.J., Plassmann, M.M., Reemtsma, T., Sandanger, T.M., Herzke, D. (2024):
  Combining advanced analytical methodologies to uncover suspect PFAS and fluorinated pharmaceutical contributions to extractable organic fluorine in human serum (Tromsø Study)
  Environ. Sci. Technol. 58 (29), 12943 - 12953 10.1021/acs.est.4c03758
• Drabesch, S., Lechtenfeld, O.J., Bibaj, E., Ninin, J.M.L., Pachecco, J.L., Fendorf, S., Planer-Friedrich, B., Kappler, A., Muehe, E.M. (2024):
  Climate induced microbiome alterations increase cadmium bioavailability in agricultural soils with pH below 7
  Commun. Earth Environ. 5 , art. 637 10.1038/s43247-024-01794-w
• Dudášová, S., Wurz, J., Berger, U., Reemtsma, T., Fu, Q., Lechtenfeld, O.J. (2024):
  An automated and high-throughput data processing workflow for PFAS identification in biota by direct infusion ultra-high resolution mass spectrometry
  Anal. Bioanal. Chem. 416 (22), 4833 - 4848 10.1007/s00216-024-05426-2
• Dudášová, S., Wurz, J., Berger, U., Reemtsma, T., Fu, Q., Lechtenfeld, O.J. (2024):
  PFlow: data processing workflow for PFAS identification
  Version: 1.0 Zenodo 10.5281/zenodo.11633376
• Gao, S., Jennings, E., Han, L., Koch, B.P., Herzsprung, P., Lechtenfeld, O.J. (2024):
  Detection and exclusion of false-positive molecular formula assignments via mass error distributions in UHR mass spectra of natural organic matter
  Anal. Chem. 96 (25), 10210 - 10218 10.1021/acs.analchem.4c00489
• Gao, S., Lechtenfeld, O., Wurz, J. (2024):
  defendeR
  Version: v0.1.0 Zenodo 10.5281/zenodo.10928196
• Jennings, E.K., Kaesler, J.M., Rodrigues Matos, R., Lechtenfeld, O.J. (2024):
  Liquid chromatography Fourier transform ion cyclotron resonance mass spectrometry (LC-FT-ICR MS) data of ozonated and biodegraded effluent organic matter. (Version 1.0) [Data set]
  Data Investigation Portal UFZ 10.48758/ufz.15360
• Kamjunke, N., Herzsprung, P., von Tümpling, W., Lechtenfeld, O.J. (2024):
  Photochemical and microbial degradation of deadwood leachate
  J. Geophys. Res.-Biogeosci. 129 (12), e2024JG008184 10.1029/2024jg008184
• Kamjunke, N., Kaesler, J.M., Herzsprung, P., Lechtenfeld, O. (2024):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of dissolved organic matter (DOM) leached from deadwood and incubated with stream water. (Version 1.0) [Data set]
  Data Investigation Portal UFZ 10.48758/UFZ.14794
• Lange, D.F., da Luz, F.M., Pires, E., Santos, Y.R., da Silva, J.S., Ferreira, S.J.F., Quesada, C.A., Simon, C., Gleixner, G. (2024):
  Cycling of dissolved organic nutrients and indications for nutrient limitations in contrasting Amazon rainforest ecosystems
  EDI Data Portal 10.6073/pasta/0f91c0935840c0eaae74d8091a1d5bf1
• Lange, D.F., Schröter, S.A., da Luz, F.M., Pires, E., Santos, Y.R., da Silva, J.S., Hildmann, S., Hoffmann, T., Ferreira, S.J.F., Schäfer, T., Quesada, C.A., Simon, C., Gleixner, G. (2024):
  Cycling of dissolved organic nutrients and indications for nutrient limitations in contrasting Amazon rainforest ecosystems
  Biogeochemistry 167 (12), 1567 - 1588 10.1007/s10533-024-01187-3
• Lange, M., Azizi-Rad, M., Dittmann, G., Lange, D.F., Orme, A.M., Schroeter, S.A., Simon, C., Gleixner, G. (2024):
  Stability and carbon uptake of the soil microbial community is determined by differences between rhizosphere and bulk soil
  Soil Biol. Biochem. 189 , art. 109280 10.1016/j.soilbio.2023.109280
• Lechtenfeld, O.J., Kaesler, J., Jennings, E.K., Koch, B.P. (2024):
  Direct analysis of marine dissolved organic matter using LC-FT-ICR MS
  Environ. Sci. Technol. 58 (10), 4637 - 4647 10.1021/acs.est.3c07219
• Lechtenfeld, O., Kaesler, J.M., Waldemer, C., Gao, S., Herzsprung, P. (2024):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of water extracted sediments from a fish pond
  Data Investigation Portal UFZ 10.48758/ufz.15122
• Papadopoulos Lambidis, S., Schramm, T., Steuer-Lodd, K., Farrell, S., Stincone, P., Schmid, R., Koester, I., Torres, R., Dittmar, T., Aluwihare, L., Simon, C., Petras, D. (2024):
  Two-dimensional liquid chromatography tandem mass spectrometry untangles the deep metabolome of marine dissolved organic matter
  Environ. Sci. Technol. 58 (43), 19289 - 19304 10.1021/acs.est.4c07173
• Plamper, P., Lechtenfeld, O.J., von Tümpling, W., Groß, A. (2024):
  A snapshot-based knowledge graph model for temporal link prediction
  In: Yamaguchi, A., Egami, S., Kozaki, K., Kawamura, T., Villazón-Terrazas, B., Buranarach, M. (eds.)
  Proceedings of the Workshop, Poster and Demonstration Sessions at IJCKG 2023, co-located with 12th International Joint Conference on Knowledge Graphs (IJCKG 2023), Tokyo, Japan, December 8-9, 2023
  CEUR Workshop Proceedings 3659
  Rheinisch-Westfälische Technische Hochschule (RWTH), Aachen, 64 - 79
• Rodrigues Matos, R., Jennings, E.K., Kaesler, J., Reemtsma, T., Koch, B.P., Lechtenfeld, O.J. (2024):
  Post column infusion of internal standard to LC-FT-ICR MS enables semi-quantitative comparison of dissolved organic matter in original samples
  Analyst 149 (12), 3468 - 3478 10.1039/D4AN00119B
• Stumpf, K., Simon, C., Miltner, A., Maskow, T., Lechtenfeld, O. (2024):
  Deciphering the energy use channels in soil organic matter: Impacts of long-term farmyard manure addition and microbial necromass revealed by LC-FT-ICR-MS
  ChemRxiv 10.26434/chemrxiv-2024-txqzj
• Tittel, J., Rosenlöcher, Y., Dadi, T., Lechtenfeld, O., Simon, C. (2024):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) measured by laser desorption ionization (LDI), chemistry, and radiocarbon data of sequentially extracted sediment samples from the Rappbode predam reservoir. (Version 1.0) [Data set]
  Data Investigation Portal UFZ 10.48758/ufz.14903
• Tittel, J., Rosenlöcher, Y., Dadi, T., Lechtenfeld, O., Simon, C. (2024):
  The age of buried carbon changes the greenhouse gas budget of a dam
  J. Geophys. Res.-Biogeosci. 129 (6), e2023JG007979 10.1029/2023jg007979
• Waldemer, C., Lechtenfeld, O.J., Gao, S., Koschorreck, M., Herzsprung, P. (2024):
  Anaerobic degradation of excess protein-rich fish feed drives CH₄ ebullition in a freshwater aquaculture pond
  Sci. Total Environ. 954 , art. 176514 10.1016/j.scitotenv.2024.176514
• Wang, Q., Lechtenfeld, O.J., Rietvelt, L.C., Schuster, J., Ernst, M., Hofman-Caris, R., Kaesler, J., Wang, C., Yang, M., Yu, J., Zietzschmann, F. (2024):
  How aromatic dissolved organic matter differs in competitiveness against organic micropollutant adsorption
  Environ. Sci. Ecotechnol. 21 , art. 100392 10.1016/j.ese.2024.100392
• Wurz, J., Groß, A., Franze, K., Lechtenfeld, O. (2024):
  Lambda-Miner: Enhancing reproducible natural organic matter data processing with a semi-automatic web application
  EGU General Assembly 2024, Vienna, Austria, 14–19 Apr 2024
  EGUsphere
  Copernicus Publications, EGU24-15782 10.5194/egusphere-egu24-15782

2023 (10)

• Han, L., Lohse, M., Nihemaiti, M., Reemtsma, T., Lechtenfeld, O.J. (2023):
  Direct non-target analysis of dissolved organic matter and disinfection by-products in drinking water
  with nano-LC-FT-ICR-MS
  Environ. Sci.-Wat. Res. Technol. 9 (6), 1729 - 1737 10.1039/D3EW00097D
• Herzsprung, P., Kamjunke, N., Wilske, C., Friese, K., Boehrer, B., Rinke, K., Lechtenfeld, O.J., von Tümpling, W. (2023):
  Data evaluation strategy for identification of key molecular formulas in dissolved organic matter as proxies for biogeochemical reactivity based on abundance differences from ultrahigh resolution mass spectrometry
  Water Res. 232 , art. 119672 10.1016/j.watres.2023.119672
• Jennings, E.K., Sierra Olea, M., Kaesler, J.M., Hübner, U., Reemtsma, T., Lechtenfeld, O.J. (2023):
  Stable isotope labeling for detection of ozonation byproducts in effluent organic matter with FT-ICR-MS
  Water Res. 229 , art. 119477 10.1016/j.watres.2022.119477
• Kaesler, J.M., Lechtenfeld, O., Drabesch, S., Muehe, E.M. (2023):
  Liquid chromatorgraphy Fourier transform ion cyclotron resonance mass spectrometry (LC-FT-ICR MS) data of dissolved organic matter (DOM) from soil solution samples of climate and cadmium manipulated soils
  Data Investigation Portal UFZ 10.48758/ufz.14199
• Lechtenfeld, O., Kaesler, J.M., Jennings, E., Koch, B.P. (2023):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of original arctic ocean seawater (AO) and peat pore water (PPW)
  Data Investigation Portal UFZ 10.48758/ufz.14331
• Lohse, M., Santangeli, M., Steininger-Mairinger, T., Oburger, E., Reemtsma, T., Lechtenfeld, O.J., Hann, S. (2023):
  The effect of root hairs on exudate composition: a comparative non-targeted metabolomics approach
  Anal. Bioanal. Chem. 415 (5), 823 - 840 10.1007/s00216-022-04475-9
• Min, N., Yao, J., Zhu, J., Kümmel, S., Lechtenfeld, O.J., Schaefer, T., Herrmann, H., Richnow, H.H. (2023):
  Carbon and hydrogen isotope fractionation of phthalates during photocatalysis reactions in aqueous solution containing Fe(III) complexes or iron minerals
  Water Res. 247 , art. 120740 10.1016/j.watres.2023.120740
• Plamper, P., Lechtenfeld, O., Herzsprung, P., Groß, A. (2023):
  Temporal graph model on DOM (tegrom)
  Version: v3.10-23 Zenodo 10.5281/zenodo.10025073
• Plamper, P., Lechtenfeld, O.J., Herzsprung, P., Groß, A. (2023):
  A temporal graph model to predict chemical transformations in complex dissolved organic matter
  Environ. Sci. Technol. 57 (46), 18116 - 18126 10.1021/acs.est.3c00351
• Sierra Olea, M., Kölle, S., Bein, E., Reemtsma, T., Lechtenfeld, O.J., Hübner, U. (2023):
  Isotopically labeled ozone: A new approach to elucidate the formation of ozonation products
  Water Res. 233 , art. 119740 10.1016/j.watres.2023.119740

2022 (15)

• Blaurock, K., Garthen, P., da Silva, M.P., Beudert, B., Gilfedder, B.S., Fleckenstein, J.H., Peiffer, S., Lechtenfeld, O.J., Hopp, L. (2022):
  Riparian microtopography affects event-driven stream DOC concentrations and DOM quality in a forested headwater catchment
  J. Geophys. Res.-Biogeosci. 127 (12), e2022JG006831 10.1029/2022JG006831
• Blaurock, K., Garthen, P., da Silva, M.P., Beudert, B., Gilfedder, B.S., Fleckenstein, J.H., Peiffer, S., Lechtenfeld, O.J., Hopp, L. (2022):
  Blaurock_etal_2022_JGRBio.xlsx
  figshare 10.6084/m9.figshare.19086455
• Butturini, A., Herzsprung, P., Lechtenfeld, O.J., Alcorlo, P., Benaiges-Fernandez, R., Berlanga, M., Boadella, J., Freixinos Campillo, Z., Gomez, R.M., Sanchez-Montoya, M.M., Urmeneta, J., Romaní, A.M. (2022):
  Origin, accumulation and fate of dissolved organic matter in an extreme hypersaline shallow lake
  Water Res. 221 , art. 118727 10.1016/j.watres.2022.118727
• Chen, S., Klotzbücher, T., Lechtenfeld, O.J., Hong, H., Liu, C., Kaiser, K., Mikutta, C., Mikutta, R. (2022):
  Legacy effects of sorption determine the formation efficiency of mineral-associated soil organic matter
  Environ. Sci. Technol. 56 (3), 2044 - 2053 10.1021/acs.est.1c06880
• da Silva, M.P., Kaesler, J.M., Lechtenfeld, O.J. (2022):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of dissolved organic matter (DOM) from soils and streams in the Bavarian Forest National Park, Germany. [Data set]
  Data Investigation Portal UFZ 10.48758/ufz.12908
• Halbach, K., Aulhorn, S., Lechtenfeld, O.J., Lecluse, M., Leippe, S., Reemtsma, T., Seiwert, B., Wagner, S., König, J., Luckenbach, T. (2022):
  Zebrafish Oatp1d1 acts as a cellular efflux transporter of the anionic herbicide bromoxynil
  Chem. Res. Toxicol. 35 (2), 315 - 325 10.1021/acs.chemrestox.1c00371
• Han, L., Lechtenfeld, O., Kaesler, J.M. (2022):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of dissolved organic matter (DOM) and disinfection byproducts (DBP) in drinking water. [Data set]
  Data Investigation Portal UFZ 10.48758/ufz.13076
• Jennings, E., Kaesler, J.M., Lechtenfeld, O. (2022):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of stable isotope labelled ozonation products (OP) in wastewater effluent organic matter (EfOM). [Data set]
  Data Investigation Portal UFZ 10.48758/ufz.12915
• Jennings, E., Kremser, A., Han, L., Kaesler, J.M., Lechtenfeld, O. (2022):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of wastewater effluent organic matter (EfOM). (Version 1.0) [Data set]
  Data Investigation Portal UFZ 10.48758/ufz.12451
• Jennings, E., Kremser, A., Han, L., Reemtsma, T., Lechtenfeld, O.J. (2022):
  Discovery of polar ozonation byproducts via direct injection of effluent organic matter with online LC-FT-ICR-MS
  Environ. Sci. Technol. 56 (3), 1894 - 1904 10.1021/acs.est.1c04310
• Kamjunke, N., Beckers, L.-M., Herzsprung, P., von Tümpling, W., Lechtenfeld, O., Tittel, J., Risse-Buhl, U., Rode, M., Wachholz, A., Kallies, R., Schulze, T., Krauss, M., Brack, W., Comero, S., Gawlik, B.M., Skejo, H., Tavazzi, S., Mariani, G., Borchardt, D., Weitere, M. (2022):
  Lagrangian profiles of riverine autotrophy, organic matter transformation, and micropollutants at extreme drought
  Sci. Total Environ. 828 , art. 154243 10.1016/j.scitotenv.2022.154243
• Pertzborn, D., Arolt, C., Ernst, G., Lechtenfeld, O.J., Kaesler, J., Pelzel, D., Guntinas-Lichius, O., von Eggeling, F., Hoffmann, F. (2022):
  Multi-class cancer subtyping in salivary gland carcinomas with MALDI imaging and deep learning
  Cancers 14 (17), art. 4342 10.3390/cancers14174342
• Tittel, J., Büttner, O., Friese, K., Lechtenfeld, O.J., Schuth, S., von Tümpling, W., Musolff, A. (2022):
  Iron exports from catchments are constrained by redox status and topography
  Glob. Biogeochem. Cycles 36 (1), e2021GB007056 10.1029/2021GB007056
• Wang, Q., Kaesler, J.M., Lechtenfeld, O. (2022):
  Fourier-transform ion cyclotron resonance mass spectrometry (FT-ICR MS) data of resin and activated carbon adsorbed dissolved organic matter (DOM) from surface water. (Version 1.0) [Data set]
  Data Investigation Portal UFZ 10.48758/ufz.12409
• Zherebker, A., Rukhovich, G.D., Sarycheva, A., Lechtenfeld, O.J., Nikolaev, E.N. (2022):
  Aromaticity index with improved estimation of carboxyl group contribution for biogeochemical studies
  Environ. Sci. Technol. 56 (4), 2729 - 2737 10.1021/acs.est.1c04575

2021 (13)

• da Silva, M.P., Blaurock, K., Beudert, B., Fleckenstein, J.H., Hopp, L., Peiffer, S., Reemtsma, T., Lechtenfeld, O.J. (2021):
  Delineating source contributions to stream dissolved organic matter composition under baseflow conditions in forested headwater catchments
  J. Geophys. Res.-Biogeosci. 126 (8), e2021JG006425 10.1029/2021JG006425
• da Silva, M.P., Kaesler, J.M., Reemtsma, T., Lechtenfeld, O.J. (2021):
  Correction to Absorption mode spectral processing improves data quality of natural organic matter analysis by Fourier-transform ion cyclotron resonance mass spectrometry (J. Am. Soc. Mass Spectrom. (2020) 31: 7 (1615-1618) DOI: 10.1021/jasms.0c00138)
  J. Am. Soc. Mass Spectrom. 32 (9), 2495 10.1021/jasms.1c00236
• Fazia, S., Amalfitano, S., Venturi, S., Pacini, N., Vazquez, S., Olaka, L.A., Tassi, F., Crognale, S., Herzsprung, P., Lechtenfeld, O.J., Cabassi, J., Capecchiacci, F., Rossetti, S., Yakimov, M.M., Vaselli, O., Harper, D.M., Butturini, A. (2021):
  High concentrations of dissolved biogenic methane associated with cyanobacterial blooms in East African lake surface water
  Commun. Biol. 4 , art. 845 10.1038/s42003-021-02365-x
• Giannopoulos, K., Benettoni, P., Holbrook, T.R., Reemtsma, T., Wagner, S., Lechtenfeld, O.J. (2021):
  Direct analysis of fulvic acids adsorbed onto capped gold nanoparticles by laser desorption ionization Fourier-transform ion cyclotron resonance mass spectrometry
  Environ. Sci.-Nano 8 (8), 2336 - 2346 10.1039/d0en01253j
• Han, L., Kaesler, J., Peng, C., Reemtsma, T., Lechtenfeld, O.J. (2021):
  Online counter gradient LC-FT-ICR-MS enables detection of highly polar natural organic matter fractions
  Anal. Chem. 93 (3), 1740 - 1748 10.1021/acs.analchem.0c04426
• Hensgens, G., Lechtenfeld, O.J., Guillemette, F., Laudon, H., Berggren, M. (2021):
  Impacts of litter decay on organic leachate composition and reactivity
  Biogeochemistry 154 , 99 - 117 10.1007/s10533-021-00799-3
• Herzsprung, P., Kamjunke, N., von Tümpling, W., Wilske, C., Reemtsma, T., Lechtenfeld, O.J. (2021):
  Judgement and assessment of high resolution mass spectrometry investigations of DOM – Examples for identification of biogeochemical processes in waters
  Vom Wasser 119 (2), 47 - 51 10.1002/vomw.202100009
• Lohse, M., Haag, R., Lippold, E., Vetterlein, D., Reemtsma, T., Lechtenfeld, O.J. (2021):
  Direct imaging of plant metabolites in the rhizosphere using laser desorption ionization ultra-high resolution mass spectrometry
  Front. Plant Sci. 12 , art. 753812 10.3389/fpls.2021.753812
• Muniz, M.S., Halbach, K., Araruna, I.C.A., Martins, R.X., Seiwert, B., Lechtenfeld, O., Reemtsma, T., Farias, D. (2021):
  Moxidectin toxicity to zebrafish embryos: Bioaccumulation and biomarker responses
  Environ. Pollut. 283 , art. 117096 10.1016/j.envpol.2021.117096
• Rummel, C.D., Lechtenfeld, O.J., Kallies, R., Benke, A., Herzsprung, P., Rynek, R., Wagner, S., Potthoff, A., Jahnke, A., Schmitt-Jansen, M. (2021):
  Conditioning film and early biofilm succession on plastic surfaces
  Environ. Sci. Technol. 55 (16), 11006 - 11018 10.1021/acs.est.0c07875
• Sartori Jeunon Gontijo, E., Herzsprung, P., Lechtenfeld, O.J., de Castro Bueno, C., Barth, J.A.C., Rosa, A.H., Friese, K. (2021):
  Multi-proxy approach involving ultrahigh resolution mass spectrometry and self-organising maps to investigate the origin and quality of sedimentary organic matter across a subtropical reservoir
  Org. Geochem. 151 , art. 104165 10.1016/j.orggeochem.2020.104165
• Werner, B.J., Lechtenfeld, O.J., Musolff, A., de Rooij, G.H., Yang, J., Gründling, R., Werban, U., Fleckenstein, J.H. (2021):
  Small-scale topography explains patterns and dynamics of dissolved organic carbon exports from the riparian zone of a temperate, forested catchment
  Hydrol. Earth Syst. Sci. 25 (12), 6067 - 6086 10.5194/hess-25-6067-2021
• Wilske, C., Herzsprung, P., Lechtenfeld, O.J., Kamjunke, N., Einax, J.W., von Tümpling, W. (2021):
  New insights into the seasonal variation of DOM quality of a humic-rich drinking-water reservoir—coupling 2D-fluorescence and FTICR MS measurements
  Water 13 (12), art. 1703 10.3390/w13121703

2020 (13)

• Butturini, A., Amalfitano, S., Herzsprung, P., Lechtenfeld, O.J., Venturi, S., Olaka, L.A., Pacini, N., Harper, D.M., Tassi, F., Fazi, S. (2020):
  Dissolved organic matter in continental hydro-geothermal systems: Insights from two hot springs of the East African Rift Valley
  Water 12 (12), art. 3512 10.3390/w12123512
• Butturini, A., Herzsprung, P., Lechtenfeld, O.J., Venturi, S., Amalfitano, S., Vazquez, E., Pacini, N., Harper, D.M., Tassi, F., Fazi, S. (2020):
  Dissolved organic matter in a tropical saline-alkaline lake of the East African Rift Valley
  Water Res. 173 , art. 115532 10.1016/j.watres.2020.115532
• da Silva, M.P., Kaesler, J.M., Reemtsma, T., Lechtenfeld, O.J. (2020):
  Absorption mode spectral processing improves data quality of natural organic matter analysis by Fourier-transform ion cyclotron resonance mass spectrometry
  J. Am. Soc. Mass Spectrom. 31 (7), 1615 - 1618 10.1021/jasms.0c00138
• da Silva, M.P., Sander de Carvalho, L.A., Novo, E., Jorge, D.S.F., Barbosa, C.C.F. (2020):
  Use of optical absorption indices to assess seasonal variability of dissolved organic matter in Amazon floodplain lakes
  Biogeosciences 17 (21), 5355 - 5364 10.5194/bg-17-5355-2020
• Giannopoulos, K., Lechtenfeld, O.J., Holbrook, T.R., Reemtsma, T., Wagner, S. (2020):
  Exploring the potential of laser desorption ionization time-of-flight mass spectrometry to analyse organic capping agents on inorganic nanoparticle surfaces
  Anal. Bioanal. Chem. 412 (22), 5261 - 5271 10.1007/s00216-020-02740-3
• Herzsprung, P., Wentzky, V.C., Kamjunke, N., von Tümpling, W., Wilske, C., Friese, K., Boehrer, B., Reemtsma, T., Rinke, K., Lechtenfeld, O.J. (2020):
  Improved understanding of dissolved organic matter processing in freshwater using complementary experimental and machine learning approaches
  Environ. Sci. Technol. 54 (21), 13556 - 13565 10.1021/acs.est.0c02383
• Kamjunke, N., Lechtenfeld, O.J., Herzsprung, P. (2020):
  Quality of dissolved organic matter driven by autotrophic and heterotrophic microbial processes in a large river
  Water 12 (6), art. 1577 10.3390/w12061577
• Lohse, M., Blaser, S.R.G.A., Vetterlein, D., Schlüter, S., Oburger, E., Reemtsma, T., Lechtenfeld, O.J. (2020):
  Online nano solid phase extraction Fourier-transform ion cyclotron resonance mass spectrometry workflow to analyze small scale gradients of soil solution organic matter in the rhizosphere
  Anal. Chem. 92 (15), 10442 - 10449 10.1021/acs.analchem.0c00946
• Lohse, M., Dusny, C., Kaesler, J., Lechtenfeld, O.J. (2020):
  MRMS powered single cell metabolomics – Quantification of picogram amounts of a biocatalytic product from few living cells
  Bruker Daltonics, 10.5281/zenodo.3947765
• Tayyebi Sabet Khomami, N., Philippe, A., Abu Quba, A.A., Lechtenfeld, O.J., Guigner, J.-M., Heissler, S., Schaumann, G.E. (2020):
  Validation of a field deployable reactor for in situ formation of NOM-engineered nanoparticle corona
  Environ. Sci.-Nano 7 (2), 486 - 500 10.1039/c9en01090d
• Wilske, C., Herzsprung, P., Lechtenfeld, O.J., Kamjunke, N., von Tümpling, W. (2020):
  Photochemically induced changes of dissolved organic matter in a humic‐rich and forested stream
  Water 12 , art. 331 10.3390/w12020331
• Zherebker, A., Kim, S., Schmitt-Kopplin, P., Spencer, R.G.M., Lechtenfeld, O.J., Podgorski, D.C., Hertkorn, N., Harir, M., Nurfajin, N., Koch, B., Nikolaev, E.N., Shirshin, E.A., Berezin, S.A., Kats, D.S., Rukhovich, G.D., Perminova, I.V. (2020):
  Interlaboratory comparison of humic substances compositional space as measured by Fourier transform ion cyclotron resonance mass spectrometry (IUPAC Technical Report)
  Pure Appl. Chem. 92 (9), 1447 - 1467 10.1515/pac-2019-0809
• Zherebker, A., Lechtenfeld, O.J., Sarycheva, A., Kostyukevich, Y., Kharybin, O., Fedoros, E.I., Nikolaev, E.N. (2020):
  Refinement of compound aromaticity in complex organic mixtures by stable isotope label assisted ultrahigh-resolution mass spectrometry
  Anal. Chem. 92 (13), 9032 - 9038 10.1021/acs.analchem.0c01208

2019 (6)

• Chen, S.-C., Musat, N., Lechtenfeld, O.J., Paschke, H., Schmidt, M., Said, N., Popp, D., Calabrese, F., Stryhanyuk, H., Jaekel, U., Zhu, Y.-G., Joye, S.B., Richnow, H.-H., Widdel, F., Musat, F. (2019):
  Anaerobic oxidation of ethane by archaea from a marine hydrocarbon seep
  Nature 568 (7750), 108 - 111 10.1038/s41586-019-1063-0
• Dusny, C., Lohse, M., Reemtsma, T., Schmid, A., Lechtenfeld, O.J. (2019):
  Quantifying a biocatalytic product from a few living microbial cells using microfluidic cultivation coupled to FT-ICR-MS
  Anal. Chem. 91 (11), 7012 - 7018 10.1021/acs.analchem.9b00978
• Lian, S., Wu, L., Nikolausz, M., Lechtenfeld, O.J., Richnow, H.H. (2019):
  ²H and ¹³C isotope fractionation analysis of organophosphorus compounds for characterizing transformation reactions in biogas slurry: Potential for anaerobic treatment of contaminated biomass
  Water Res. 163 , art. 114882 10.1016/j.watres.2019.114882
• Spranger, T., van Pinxteren, D., Reemtsma, T., Lechtenfeld, O.J., Herrmann, H. (2019):
  2D liquid chromatographic fractionation with ultra-high resolution MS analysis resolves a vast molecular diversity of tropospheric particle organics
  Environ. Sci. Technol. 53 (19), 11353 - 11363 10.1021/acs.est.9b03839
• Vernet, M., Geibert, W., Hoppema, M., Brown, P.J., Haas, C., Hellmer, H.H., Jokat, W., Jullion, L., Mazloff, M., Bakker, D.C.E., Brearley, J.A., Croot, P., Hattermann, T., Hauck, J., Hillenbrand, C.-D., Hoppe, C.J.M., Huhn, O., Koch, B.P., Lechtenfeld, O.J., Meredith, M.P., Naveira Garabato, A.C., Nöthig, E.-M., Peeken, I., Rutgers van der Loeff, M.M., Schmidtko, S., Schröder, M., Strass, V.H., Torres-Valdés, S., Verdy, A. (2019):
  The Weddell Gyre, Southern Ocean: present knowledge and future challenges
  Rev. Geophys. 57 (3), 623 - 708 10.1029/2018RG000604
• Werner, B.J., Musolff, A., Lechtenfeld, O.J., de Rooij, G.H., Oosterwoud, M.R., Fleckenstein, J.H. (2019):
  High-frequency measurements explain quantity and quality of dissolved organic carbon mobilization in a headwater catchment
  Biogeosciences 16 , 4497 - 4516 10.5194/bg-16-4497-2019

2018 (4)

• Bercovici, S.K., Koch, B.P., Lechtenfeld, O.J., McCallister, S.L., Schmitt-Kopplin, P., Hansell, D.A. (2018):
  Aging and molecular changes of dissolved organic matter between two deep oceanic end-members
  Glob. Biogeochem. Cycles 32 (10), 1449 - 1456 10.1029/2017GB005854
• Schlitzer, R., Anderson, R.F., Dodas, E.M., Lohan, M., Geibert, W., Tagliabue, A., Bowie, A., Jeandel, C., Maldonado, M.T., Landing, W.M., Cockwell, D., Abadie, C., Abouchami, W., Achterberg, E.P., Agather, A., Aguliar-Islas, A., van Aken, H.M., Andersen, M., Archer, C., Lechtenfeld, O.J., Auro, M., et al. (2018):
  The GEOTRACES Intermediate Data Product 2017
  Chem. Geol. 493 , 210 - 223 10.1016/j.chemgeo.2018.05.040
• Wu, L., Chládková, B., Lechtenfeld, O.J., Lian, S., Schindelka, J., Herrmann, H., Richnow, H.H. (2018):
  Characterizing chemical transformation of organophosphorus compounds by ¹³C and ²H stable isotope analysis
  Sci. Total Environ. 615 , 20 - 28 10.1016/j.scitotenv.2017.09.233
• Wünsch, U.J., Geuer, J.K., Lechtenfeld, O.J., Koch, B.P., Murphy, K.R., Stedmon, C.A. (2018):
  Quantifying the impact of solid-phase extraction on chromophoric dissolved organic matter composition
  Mar. Chem. 207 , 33 - 41 10.1016/j.marchem.2018.08.010

2017 (3)

• Koch, B.P., Ksionzek, K.B., Lechtenfeld, O.J., McCallister, S.L., Schmitt-Kopplin, P., Geuer, J.K., Geibert, W. (2017):
  Response to comment on "Dissolved organic sulfur in the ocean: Biogeochemistry of a petagram inventory"
  Science 356 (6340), 813 - 813 10.1126/science.aam6328
• Raeke, J., Lechtenfeld, O.J., Seiwert, B., Meier, T., Riemenschneider, C., Reemtsma, T. (2017):
  Photochemically induced bound residue formation of carbamazepine with dissolved organic matter
  Environ. Sci. Technol. 51 (10), 5523 - 5530 10.1021/acs.est.7b00823
• Raeke, J., Lechtenfeld, O.J., Tittel, J., Oosterwoud, M.R., Bornmann, K., Reemtsma, T. (2017):
  Linking the mobilization of dissolved organic matter in catchments and its removal in drinking water treatment to its molecular characteristics
  Water Res. 113 , 149 - 159 10.1016/j.watres.2017.01.066

2016 (3)

• Ksionzek, K.B., Lechtenfeld, O.J., McCallister, S.L., Schmitt-Kopplin, P., Geuer, J.K., Geibert, W., Koch, B.P. (2016):
  Dissolved organic sulfur in the ocean: Biogeochemistry of a petagram inventory
  Science 354 (6311), 456 - 459 10.1126/science.aaf7796
• Laso-Pérez, R., Wegener, G., Knittel, K., Widdel, F., Harding, K.J., Krukenberg, V., Meier, D.V., Richter, M., Tegetmeyer, H.E., Riedel, D., Richnow, H.-H., Adrian, L., Reemtsma, T., Lechtenfeld, O.J., Musat, F. (2016):
  Thermophilic archaea activate butane via alkyl-coenzyme M formation
  Nature 539 (7629), 396 - 401 10.1038/nature20152
• Raeke, J., Lechtenfeld, O.J., Wagner, M., Herzsprung, P., Reemtsma, T. (2016):
  Selectivity of solid phase extraction of freshwater dissolved organic matter and its effect on ultrahigh resolution mass spectra
  Environ. Sci.-Process Impacts 18 (7), 918 - 927 10.1039/c6em00200e

2015 (1)

• Lechtenfeld, O.J., Hertkorn, N., Shen, Y., Witt, M., Benner, R. (2015):
  Marine sequestration of carbon in bacterial metabolites
  Nat. Commun. 6 , art. 6711 10.1038/ncomms7711