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Frey, Claudia and Sun, Xin and Szemberski, Laura and Casciotti, Karen L. and Garcia-Robledo, Emilio and Jayakumar, Amal and Kelly, Colette and Lehmann, Moritz F. and Ward, Bess B.. (2023) Kinetics of nitrous oxide production from ammonia oxidation in the Eastern Tropical North Pacific. Limnology and Oceanography, 68 (2). pp. 424-438.

Bartosiewicz, Maciej and Venetz, Jessica and Laeubli, Saskia and Steiner, Oscar Sepulveda and Bouffard, Damien and Zopfi, Jakob and Lehmann, Moritz F.. (2023) Detritus-hosted methanogenesis sustains the methane paradox in an alpine lake. Limnology and Oceanography, 68 (1). pp. 248-264.

Su, Guangyi and Lehmann, Moritz F. and Tischer, Jana and Weber, Yuki and Lepori, Fabio and Walser, Jean-Claude and Niemann, Helge and Zopfi, Jakob. (2023) Water column dynamics control nitrite-dependent anaerobic methane oxidation by Candidatus "Methylomirabilis" in stratified lake basins. ISME Journal, 17 (5). pp. 693-702.

Tischer, Jana and Zopfi, Jakob and Frey, Claudia and Magyar, Paul M. and Brand, Andreas and Oswald, Kirsten and Jegge, Corinne and Frame, Caitlin H. and Miracle, María R. and Sòria-Perpinyà, Xavier and Vicente, Eduardo and Lehmann, Moritz F.. (2022) Isotopic signatures of biotic and abiotic N2O production and consumption in the water column of meromictic, ferruginous Lake La Cruz (Spain). Limnology and Oceanography, 67 (8). pp. 1760-1775.

Visser, Anna-Neva and Wankel, Scott D. D. and Frey, Claudia and Kappler, Andreas and Lehmann, Moritz F.. (2022) Unchanged nitrate and nitrite isotope fractionation during heterotrophic and Fe(II)-mixotrophic denitrification suggest a non-enzymatic link between denitrification and Fe(II) oxidation. Frontiers in Microbiology, 13. p. 927475.

Chang, Yunhua and Cheng, Kai and Kuang, Yaqiong and Hu, Qingyao and Gao, Yaqing and Huang, Ru-Jin and Huang, Cheng and Walters, Wendell W. and Lehmann, Moritz F.. (2022) Isotopic Variability of Ammonia (delta N-15-NH3) Slipped from Heavy-Duty Vehicles under Real-World Conditions. Environmental Science and Technology Letters, 9 (9). pp. 726-732.

Hausherr, D. and Niederdorfer, R. and Burgmann, H. and Lehmann, Moritz F. and Magyar, P. and Mohn, Joachim and Morgenroth, Eberhard and Joss, A.. (2022) Successful year-round mainstream partial nitritation anammox: Assessment of effluent quality, performance and N2O emissions. Water Research, 16. ARTN 100145.

Rushworth, Danielle D. and Christl, Iso and Kumar, Naresh and Hoffmann, Kevin and Kretzschmar, Ruben and Lehmann, Moritz F. and Schenkeveld, Walter D. C. and Kraemer, Stephan M.. (2022) Copper mobilisation from Cu sulphide minerals by methanobactin: Effect of pH, oxygen and natural organic matter. Geobiology, 20 (5). pp. 690-706.

Su, Guangyi and Zopfi, Jakob and Niemann, Helge and Lehmann, Moritz F.. (2022) Multiple Groups of Methanotrophic Bacteria Mediate Methane Oxidation in Anoxic Lake Sediments. Frontiers in Microbiology, 13. ARTN 864630.

Gruber, Wenzel and Magyar, Paul M. and Mitrovic, Ivan and Zeyer, Kerstin and Vogel, Michael and von Kaenel, Luzia and Biolley, Lucien and Werner, Roland A. and Morgenroth, Eberhard and Lehmann, Moritz F. and Braun, Daniel and Joss, Adriano and Mohn, Joachim. (2022) Tracing N2O formation in full-scale wastewater treatment with natural abundance isotopes indicates control by organic substrate and process settings. Water Research, 15. ARTN 100130.

Hausherr, D. and Niederdorfer, R. and Buergmann, H. and Lehmann, Moritz F. and Magyar, P. and Mohn, J. and Morgenroth, Eberhard and Joss, A.. (2022) Successful mainstream nitritation through NOB inactivation. Science of the Total Environment, 822. ARTN 153546.

Damste, Jaap S. Sinninghe and Weber, Yuki and Zopfi, Jakob and Lehmann, Moritz F. and Niemann, Helge. (2022) Distributions and sources of isoprenoidal GDGTs in Lake Lugano and other central European (peri-)alpine lakes: Lessons for their use as paleotemperature proxies. Quaternary Science Reviews, 277. ARTN 107352.

Lehmann, Moritz F.. (2022) Aquatische Biogeochemie an der Universität Basel – Mikrobielle Prozesse steuern das Treibhauspotenzial von Seen. Regio Basiliensis, 63 (1). pp. 3-14.

Wong, Wei Wen and Lehmann, Moritz F. and Kuhn, Thomas and Frame, Caitlin and Poh, Seng Chee and Cartwright, Ian and Cook, Perran L. M.. (2021) Nitrogen and oxygen isotopomeric constraints on the sources of nitrous oxide and the role of submarine groundwater discharge in a temperate eutrophic salt-wedge estuary. Limnology and Oceanography, 66 (4). pp. 1068-1082.

Cojean, Adeline N. Y. and Kremer, Katrina and Bartosiewicz, Maciej and Fabbri, Stefano C. and Lehmann, Moritz F. and Wirth, Stefanie B.. (2021) Morphology, Formation, and Activity of Three Different Pockmark Systems in Peri-Alpine Lake Thun, Switzerland. Frontiers in Water, 3. ARTN 666641.

Sherwood, Owen A. and Davin, Samuel H. and Lehmann, Nadine and Buchwald, Carolyn and Edinger, Evan N. and Lehmann, Moritz F. and Kienast, Markus. (2021) Stable isotope ratios in seawater nitrate reflect the influence of Pacific water along the northwest Atlantic margin. Biogeosciences, 18 (15). pp. 4491-4510.

van Grinsven, Sigrid and Oswald, Kirsten and Wehrli, Bernhard and Jegge, Corinne and Zopfi, Jakob and Lehmann, Moritz F. and Schubert, Carsten J.. (2021) Methane oxidation in the waters of a humic-rich boreal lake stimulated by photosynthesis, nitrite, Fe(III) and humics. Biogeosciences, 18 (10). pp. 3087-3101.

Niederdorfer, Robert and Fragner, Lisa and Yuan, Ling and Hausherr, Damian and Wei, Jing and Magyar, Paul and Joss, Adriano and Lehmann, Moritz F. and Ju, Feng and Buergmann, Helmut. (2021) Distinct growth stages controlled by the interplay of deterministic and stochastic processes in functional anammox biofilms. Water Research, 200. ARTN 117225.

Magyar, Paul M. and Hausherr, Damian and Niederdorfer, Robert and Stocklin, Nicolas and Wei, Jing and Mohn, Joachim and Buergmann, Helmut and Joss, Adriano and Lehmann, Moritz F.. (2021) Nitrogen isotope effects can be used to diagnose N transformations in wastewater anammox systems. Scientific Reports, 11 (1). ARTN 7850.

Chang, Yunhua and Zhang, Yan-Lin and Kawichai, Sawaeng and Wang, Qian and Van Damme, Martin and Clarisse, Lieven and Prapamontol, Tippawan and Lehmann, Moritz F.. (2021) Convergent evidence for the pervasive but limited contribution of biomass burning to atmospheric ammonia in peninsular Southeast Asia. Atmospheric Chemistry and Physics, 21 (9). pp. 7187-7198.

Visser, Anna-Neva and Lehmann, Moritz F. and Ruegner, Hermann and D'Affonseca, Fernando Mazo and Grathwohl, Peter and Blackwell, Nia and Kappler, Andreas and Osenbrueck, Karsten. (2021) Fate of nitrate during groundwater recharge in a fractured karst aquifer in Southwest Germany. Hydrogeology Journal, 29 (3). pp. 1153-1171.

Bartosiewicz, Maciej and Rzepka, Przemyslaw and Lehmann, Moritz F.. (2021) Tapping Freshwaters for Methane and Energy. Environmental Science and Technology, 55 (8). pp. 4183-4189.

Yao, Haoyi and Panieri, Giuliana and Lehmann, Moritz F. and Himmler, Tobias and Niemann, Helge. (2021) Biomarker and Isotopic Composition of Seep Carbonates Record Environmental Conditions in Two Arctic Methane Seeps. Frontiers in Earth Science, 8. ARTN 570742.

Su, Guangyi and Zopfi, Jakob and Yao, Haoyi and Steinle, Lea and Niemann, Helge and Lehmann, Moritz F.. (2020) Manganese/iron-supported sulfate-dependent anaerobic oxidation of methane by archaea in lake sediments. Limnology and Oceanography, 65 (4). pp. 863-875.

Visser, Anna-Neva and Wankel, Scott D. and Niklaus, Pascal A. and Byrne, James M. and Kappler, Andreas A. and Lehmann, Moritz F.. (2020) Impact of reactive surfaces on the abiotic reaction between nitrite and ferrous iron and associated nitrogen and oxygen isotope dynamics. Biogeosciences, 17 (16). pp. 4355-4374.

Yu, Longfei and Harris, Eliza and Lewicka-Szczebak, Dominika and Barthel, Matti and Blomberg, Margareta R. A. and Harris, Stephen J. and Johnson, Matthew S. and Lehmann, Moritz F. and Liisberg, Jesper and Müller, Christoph and Ostrom, Nathaniel E. and Six, Johan and Toyoda, Sakae and Yoshida, Naohiro and Mohn, Joachim. (2020) What can we learn from N2O isotope data? - Analytics, processes and modelling. Rapid Communications in Mass Spectrometry, 34 (20). e8858.

Chang, Yunhua and Huang, Ru-Jin and Ge, Xinlei and Huang, Xiangpeng and Hu, Jianlin and Duan, Yusen and Zou, Zhong and Liu, Xuejun and Lehmann, Moritz F.. (2020) Puzzling Haze Events in China During the Coronavirus (COVID-19) Shutdown. Geophysical Research Letters, 47 (12). e2020GL088533.

Lehmann, Moritz F. and Carstens, Dörte and Deek, Astrid and McCarthy, Matthew and Schubert, Carsten J. and Zopfi, Jakob. (2020) Amino acid and amino sugar compositional changes during in vitro degradation of algal organic matter indicate rapid bacterial re-synthesis. Geochimica et cosmochimica acta, 283. pp. 67-84.

Cojean, Adeline N. Y. and Lehmann, Moritz F. and Robertson, Elizabeth K. and Thamdrup, Bo and Zopfi, Jakob. (2020) Controls of H2S, Fe2 +, and Mn2 + on Microbial NO3–-Reducing Processes in Sediments of an Eutrophic Lake. Frontiers in Microbiology, 11. p. 1158.

Lama, Soni and Kuhn, Thomas and Lehmann, Moritz F. and Müller, Christoph and Gonzalez, Odette and Eisenhauer, Nico and Lange, Markus and Scheu, Stefan and Oelmann, Yvonne and Wilcke, Wolfgang. (2020) The biodiversity-N cycle relationship: a(15)N tracer experiment with soil from plant mixtures of varying diversity to model N pool sizes and transformation rates. Biology and Fertility of Soils, 56 (7). pp. 1047-1061.

Ferré, Bénédicte and Jansson, Pär G. and Moser, Manuel and Serov, Pavel and Portnov, Alexey and Graves, Carolyn A. and Panieri, Giuliana and Gründger, Friederike and Berndt, Christian and Lehmann, Moritz F. and Niemann, Helge. (2020) Reduced methane seepage from Arctic sediments during cold bottom-water conditions. Nature Geoscience, 13 (2). pp. 144-148.

Åström, Emmelie K. L. and Carroll, Michael L. and Niemannn, Helge and Lehmann, Moritz F. and Sen, Arunima and Ambrose, William G. Jr. and Carroll, JoLynn and Lehmann, Moritz F.. (2019) Chemosynthesis influences food web and community structure in high-Arctic benthos. Marine Ecology Progress Series, 629. pp. 19-42.

Bartosiewicz, M. and Przytulska, A. and Deshpande, B. N. and Antoniades, D. and Cortes, A. and MacIntyre, S. and Lehmann, M. F. and Laurion, I.. (2019) Effects of climate change and episodic heat events on cyanobacteria in a eutrophic polymictic lake. Science of the Total Environment, 693. Unsp133414.

Bartosiewicz, M. and Przytulska, A. and Lapierre, J. F. and Laurion, I. and Lehmann, M. F. and Maranger, R.. (2019) Hot tops, cold bottoms: Synergistic climate warming and shielding effects increase carbon burial in lakes. Limnology and Oceanography Letters, 4 (5). pp. 132-144.

Chang, Y. H. and Zhang, Y. L. and Li, J. R. and Tian, C. G. and Song, L. L. and Zhai, X. Y. and Zhang, W. Q. and Huang, T. and Lin, Y. C. and Zhu, C. and Fang, Y. T. and Lehmann, M. F. and Chen, J. M.. (2019) Isotopic constraints on the atmospheric sources and formation of nitrogenous species in clouds influenced by biomass burning. Atmospheric Chemistry and Physics, 19 (19). pp. 12221-12234.

Cojean, A. N. Y. and Zopfi, J. and Gerster, A. and Frey, C. and Lepori, F. and Lehmann, M. F.. (2019) Direct O-2 control on the partitioning between denitrification and dissimilatory nitrate reduction to ammonium in lake sediments. Biogeosciences, 16 (23). pp. 4705-4718.

Scholz, F. and Beil, S. and Flogel, S. and Lehmann, M. F. and Holbourn, A. and Wallmann, K. and Kuhnt, W.. (2019) Oxygen minimum zone-type biogeochemical cycling in the Cenomanian-Turonian Proto-North Atlantic across Oceanic Anoxic Event 2. Earth and Planetary Science Letters, 517. pp. 50-60.

Su, G. Y. and Niemann, H. and Steinle, L. and Zopfi, J. and Lehmann, M. F.. (2019) Evaluating radioisotope-based approaches to measure anaerobic methane oxidation rates in lacustrine sediments. Limnology and Oceanography-Methods, 17 (8). pp. 429-438.

Yao, H. Y. and Hong, W. L. and Panieri, G. and Sauer, S. and Torres, M. E. and Lehmann, M. F. and Grundger, F. and Niemann, H.. (2019) Fracture-controlled fluid transport supports microbial methane-oxidizing communities at Vestnesa Ridge. Biogeosciences, 16 (10). pp. 2221-2232.

Symanczik, Sarah and Lehmann, Moritz F. and Wiemken, Andres and Boller, Thomas and Courty, Pierre-Emmanuel. (2018) Effects of two contrasted arbuscular mycorrhizal fungal isolates on nutrient uptake by Sorghum bicolor under drought. Mycorrhiza. pp. 779-785.

Chang, Y. H. and Zhang, Y. L. and Tian, C. G. and Zhang, S. C. and Ma, X. Y. and Cao, F. and Liu, X. Y. and Zhang, W. Q. and Kuhn, T. and Lehmann, M. F.. (2018) Nitrogen isotope fractionation during gas-to-particle conversion of NOx to NO3- in the atmosphere - implications for isotope-based NOx source apportionment. Atmospheric Chemistry and Physics, 18 (16). pp. 11647-11661.

Erostate, M. and Huneau, F. and Garel, E. and Lehmann, M. F. and Kuhn, T. and Aquilina, L. and Vergnaud-Ayraud, V. and Labasque, T. and Santoni, S. and Robert, S. and Provitolo, D. and Pasqualini, V.. (2018) Delayed nitrate dispersion within a coastal aquifer provides constraints on land-use evolution and nitrate contamination in the past. Science of the Total Environment, 644. pp. 928-940.

Ley, M. and Lehmann, M. F. and Niklaus, P. A. and Luster, J.. (2018) Alteration of nitrous oxide emissions from floodplain soils by aggregate size, litter accumulation and plant-soil interactions. Biogeosciences, 15 (22). pp. 7043-7057.

Steinle, Lea and Knittel, Katrin and Felber, Nicole and Casalino, Claudia and de Lange, Gert and Tessarolo, Chiara and Stadnitskaia, Alina and Damste, Jaap S. S. and Zopfi, Jakob and Lehmann, Moritz F. and Treude, Tina and Niemann, Helge. (2018) Life on the edge: active microbial communities in the Kryos MgCl(2-)brine basin at very low water activity. The ISME Journal, 12 (6). pp. 1414-1426.

Volk, M. and Bassin, S. and Lehmann, M. F. and Johnson, M. G. and Andersen, C. P.. (2018) C-13 isotopic signature and C concentration of soil density fractions illustrate reduced C allocation to subalpine grassland soil under high atmospheric N deposition. Soil Biology & Biochemistry, 125. pp. 178-184.

Weber, Yuki and Damste, Jaap Sinninghe and Zopfi, Jakob and De Jonge, Cindy and Gilli, Adrian and Schubert, Carsten J. and Lepori, Fabio and Lehmann, Moritz F. and Niemann, Helge. (2018) Redox-dependent niche differentiation provides evidence for multiple bacterial sources of glycerol tetraether lipids in lakes. Proceedings of the National Academy of Sciences of the United States of America, 115 (43). pp. 10926-10931.

Doppler, Thomas and Gerling, Claudia and Heyd, Volker and Knipper, Corina and Kuhn, Thomas and Lehmann, Moritz F. and Pike, Alistair W. G. and Schibler, Jörg. (2017) Landscape opening and herding strategies: Carbon isotope analyses of herbivore bone collagen from the Neolithic and Bronze Age lakeshore site of Zurich-Mozartstrasse, Switzerland. Quaternary International, 436. pp. 18-28.

Frame, Caitlin H. and Lau, Evan and Nolan, Joseph and Goepfert, Tyler G. and Lehmann, Moritz F.. (2017) Acidification Enhances Hybrid N2O Production Associated with Aquatic Ammonia-Oxidizing Microorganisms. Frontiers in Microbiology, 7. p. 2104.

Gerling, Claudia and Doppler, Thomas and Heyd, Volker and Knipper, Corina and Kuhn, Thomas and Lehmann, Moritz F. and Pike, Alistair W. G. and Schibler, Jörg. (2017) High-resolution isotopic evidence of specialised cattle herding in the European Neolithic. PLoS ONE, 12 (7). e0180164.

Koegel, Sally and Mieulet, Delphine and Baday, Sefer and Chatagnier, Odile and Lehmann, Moritz F. and Wiemken, Andres and Boller, Thomas and Wipf, Daniel and Bernèche, Simon and Guiderdoni, Emmanuel and Courty, Pierre-Emmanuel. (2017) Phylogenetic, structural, and functional characterization of AMT3;1, an ammonium transporter induced by mycorrhization among model grasses. Mycorrhiza, 27 (7). pp. 695-708.

Brankovits, D. and Pohlman, J. W. and Niemann, H. and Leigh, M. B. and Leewis, M. C. and Becker, K. W. and Iliffe, T. M. and Alvarez, F. and Lehmann, M. F. and Phillips, B.. (2017) Methane- and dissolved organic carbon-fueled microbial loop supports a tropical subterranean estuary ecosystem. Nature Communications, 8. p. 1835.

Vystavna, Y. and Diadin, D. and Yakovlev, V. and Hejzlar, J. and Vadillo, I. and Huneau, F. and Lehmann, M. F.. (2017) Constraining nitrate contamination in a shallow urban aquifer: integrating stable nitrate isotope measurements and land use analysis. Environmental Earth Sciences, 76 (13). p. 463.

Weber, Yuki and Sinninghe Damsté, Jaap S. and Hopmans, Ellen C. and Lehmann, Moritz F. and Niemann, Helge. (2017) Incomplete recovery of intact polar glycerol dialkyl glycerol tetraethers from lacustrine suspended biomass. Limnology and Oceanography: Methods, 15 (9). pp. 782-793.

Steinle, Lea and Maltby, Johanna and Treude, Tina and Kock, Annette and Bange, Hermann W. and Engbersen, Nadine and Zopfi, Jakob and Lehmann, Moritz F. and Niemann, Helge. (2017) Effects of low oxygen concentrations on aerobic methane oxidation in seasonally hypoxic coastal waters. Biogeosciences, 14 (6). pp. 1631-1645.

Grimmeisen, F. and Lehmann, M. F. and Liesch, T. and Goeppert, N. and Klinger, J. and Zopfi, J. and Goldscheider, N.. (2017) Isotopic constraints on water source mixing, network leakage and contamination in an urban groundwater system. Science of the Total Environment, 583. pp. 202-213.

Gerling, Claudia and Doppler, Thomas and Pike, Alistair W. G. and Knipper, Corina and Heyd, Volker and Kuhn, Thomas and Lehmann, Moritz F. and Schibler, Jorg. (2017) The Beginnings of Alpine Transhumance? Isotopic Insights into Neolithic Cattle Herding. Chimia, 71 (12). p. 860.

Huppi, Roman and Neftel, Albrecht and Lehmann, Moritz F. and Krauss, Maike and Six, Johan and Leifeld, Jens. (2016) N use efficiencies and N2O emissions in two contrasting, biochar amended soils under winter wheat-cover crop-sorghum rotation. Environmental Research Letters, 11 (8). 084013.

McCarthy, Mark J. and Gardner, Wayne S. and Lehmann, Moritz F. and Guindon, Alexandre and Bird, David F.. (2016) Benthic nitrogen regeneration, fixation, and denitrification in a temperate, eutrophic lake: Effects on the nitrogen budget and cyanobacteria blooms. Limnology and Oceanography, 61 (4). pp. 1406-1423.

Mohn, Joachim and Gutjahr, Wilhelm and Toyoda, Sakae and Harris, Eliza and Ibraim, Erkan and Geilmann, Heike and Schleppi, Patrick and Kuhn, Thomas and Lehmann, Moritz F. and Decock, Charlotte and Werner, Roland A. and Yoshida, Naohiro and Brand, Willi A.. (2016) Reassessment of the NH4NO3 thermal decomposition technique for calibration of the N2O isotopic composition. Rapid Communications in Mass Spectrometry, 30 (23). pp. 2487-2496.

Oswald, Kirsten and Jegge, Corinne and Tischer, Jana and Berg, Jasmine and Brand, Andreas and Miracle, Maria R. and Soria, Xavier and Vicente, Eduardo and Lehmann, Moritz F. and Zopfi, Jakob and Schubert, Carsten J.. (2016) Methanotrophy under Versatile Conditions in the Water Column of the Ferruginous Meromictic Lake La Cruz (Spain). Frontiers in Microbiology, 7. p. 1762.

Steinle, Lea and Schmidt, Mark and Bryant, Lee and Haeckel, Matthias and Linke, Peter and Sommer, Stefan and Zopfi, Jakob and Lehmann, Moritz F. and Treude, Tina and Niemannn, Helge. (2016) Linked sediment and water-column methanotrophy at a man-made gas blowout in the North Sea: Implications for methane budgeting in seasonally stratified shallow seas. Limnology and Oceanography, 61. pp. 367-386.

Wenk, Christine B. and Frame, Caitlin H. and Koba, Keisuke and Casciotti, Karen L. and Veronesi, Mauro and Niemann, Helge and Schubert, Carsten J. and Yoshida, Naohiro and Toyoda, Sakae and Makabe, Akiko and Zopfi, Jakob and Lehmann, Moritz F.. (2016) Differential N2O dynamics in two oxygen-deficient lake basins revealed by stable isotope and isotopomer distributions. Limnology and Oceanography, 61 (5). pp. 1735-1749.

Blees, Jan and Niemann, Helge and Erne, Markus and Zopfi, Jakob and Schubert, Carsten J. and Lehmann, Moritz F.. (2015) Spatial variations in surface water methane super-saturation and emission in Lake Lugano, southern Switzerland. Aquatic sciences, 77 (4). pp. 535-545.

Steinle, Lea and Graves, Carolyn A. and Treude, Tina and Ferre, Benedicte and Biastoch, Arne and Bussmann, Ingeborg and Berndt, Christian and Krastel, Sebastian and James, Rachael H. and Behrens, Erik and Boening, Claus W. and Greinert, Jens and Sapart, Celia-Julia and Scheinert, Markus and Sommer, Stefan and Lehmann, Moritz F. and Niemann, Helge. (2015) Water column methanotrophy controlled by a rapid oceanographic switch. Nature geoscience, 8 (5). pp. 378-382.

Weber, Yuki and De Jonge, Cindy and Rijpstra, W. Irene C. and Hopmans, Ellen C. and Stadnitskaia, Alina and Schubert, Carsten J. and Lehmann, Moritz F. and Damste, Jaap S. Sinninghe and Niemann, Helge. (2015) Identification and carbon isotope composition of a novel branched GDGT isomer in lake sediments: evidence for lacustrine branched GDGT production. Geochimica et cosmochimica acta, 154. pp. 118-129.

Saarenheimo, Jatta and Rissanen, Antti J. and Arvola, Lauri and Nykänen, Hannu and Lehmann, Moritz F. and Tiirola, Marja. (2015) Genetic and Environmental Controls on Nitrous Oxide Accumulation in Lakes. PLoS ONE, 10 (3). e0121201.

Courty, Pierre-Emmanuel and Doubkova, Pavia and Calabrese, Silvia and Niemann, Helge and Lehmann, Moritz F. and Vosatka, Miroslav and Selosse, Marc-Andre. (2015) Species-dependent partitioning of C and N stable isotopes between arbuscular mycorrhizal fungi and their C3 and C4 hosts. Soil biology & biochemistry, 82. pp. 52-61.

Naeher, Sebastian and Huguet, Arnaud and Roose-Amsaleg, Celine L. and Laverman, Anniet M. and Fosse, Celine and Lehmann, Moritz F. and Derenne, Sylvie and Zopfi, Jakob. (2015) Molecular and geochemical constraints on anaerobic ammonium oxidation (anammox) in a riparian zone of the Seine Estuary (France). Biogeochemistry, 123 (1-2). pp. 237-250.

Niemann, Helge and Steinle, Lea and Blees, Jan and Bussmann, Ingeborg and Treude, Tina and Krause, Stefan and Elvert, Marcus and Lehmann, Moritz F.. (2015) Toxic effects of lab-grade butyl rubber stoppers on aerobic methane oxidation. Limnology and oceanography: methods, 13. pp. 40-52.

Rohde, M. M. and Granger, J. and Sigman, D. M. and Lehmann, M. F.. (2015) Coupled nitrate N and O stable isotope fractionation by a natural marine plankton consortium. Frontiers in Marine Science, 2. p. 28.

Lehmann, M. F. and Simona, M. and Wyss, S. and Blees, J. H. and Frame, C. H. and Niemann, H. and Veronesi, M. and Zopfi, J.. (2015) Powering up the “biogeochemical engine”: The impact of exceptional ventilation of a deep meromictic lake on the lacustrine redox, nutrient and methane balances. Frontiers in Earth Scienecs, 3. p. 45.

Wankel, S. D. and Buchwald, C. and Ziebis, W. and Wenk, Christine B. and Lehmann, Moritz F.. (2015) Nitrogen cycling in the subsurface biosphere: Nitrate isotopes in porewaters underlying the oligotrophic North Atlantic. Biogeosciences, 12. pp. 7483-7502.

Wenk, Christine B. and Zopfi, Jakob and Blees, Jan and Veronesi, Mauro L. and Niemann, Helge and Lehmann, Moritz F.. (2014) Community N and O isotope fractionation by sulfide-dependent denitrification and anammox in a stratified lacustrine water column. Geochimica et cosmochimica acta, Vol. 125. pp. 551-563.

Blees, Jan and Niemann, Helge and Wenk, Christine B. and Zopfi, Jakob and Schubert, Carsten J. and Kirf, Matthias T. and Veronesi, Mauro and Hitz, Carmen and Lehmann, Moritz F.. (2014) Micro-aerobic bacterial methane oxidation in the chemocline and anoxic water column of deep south-Alpine Lake Lugano (Switzerland). Limnology and oceanography, Vol. 59, H. 2. pp. 311-324.

Blees, Jan and Niemann, Helge and Wenk, Christine B. and Zopfi, Jakob and Schubert, Carsten J. and Jenzer, Joel S. and Veronesi, Mauro and Lehmann, Moritz F.. (2014) Bacterial methanotrophs drive the formation of a seasonal anoxic benthic nepheloid layer in an alpine lake. Limnology and oceanography, Vol. 59, H. 4. pp. 1410-1420.

Wenk, Christine B. and Zopfi, Jakob and Blees, Jan and Gardner, Wayne S. and McCarthy, Mark and Niemann, Helge and Veronesi, Mauro and Lehmann, Moritz F.. (2014) Partitioning between benthic and pelagic nitrate reduction in the Lake Lugano south basin. Limnology and oceanography, Vol. 59, H. 4. pp. 1421-1433.

Bourbonnais, Annie and Juniper, S. Kim and Butterfield, David A. and Anderson, Rika E. and Lehmann, Moritz F.. (2014) Diversity and abundance of Bacteria and nirS-encoding denitrifiers associated with the Juan de Fuca Ridge hydrothermal system. Annals of microbiology, Vol. 64, H. 4. pp. 1691-1705.

Dabundo, R. and Lehmann, Moritz F. and Treibergs, L. and Tobias, C. L. and Altabet, M. A. and Moisander, P. H. and Granger, J.. (2014) The contamination of commercial 15N2 gas stocks with 15N-labeled nitrate and ammonium and consequences for 
nitrogen fixation measurements. PLoS ONE, Vol. 9, H. 10 , e110335. pp. 1691-1705.

Henneberger, Ruth and Chiri, Eleonora and Blees, Jan and Niemann, Helge and Lehmann, Moritz F. and Schroth, Martin H.. (2013) Field-scale labelling and activity quantification of methane-oxidizing bacteria in a landfill-cover soil. FEMS microbiology ecology, Vol. 83, H. 2. pp. 392-401.

Wenk, Christine B. and Blees, Jan and Zopfi, Jakob and Veronesi, Mauro and Bourbonnais, Annie and Schubert, Carsten J. and Niemann, Helge and Lehmann, Moritz F.. (2013) Anaerobic ammonium oxidation (anammox) bacteria and sulfide-dependent denitrifiers coexist in the water column of a meromictic south-alpine lake. Limnology and Oceanography, 58 (1). pp. 1-12.

Koegel, S. and T. Boller, M. F. Lehmann and Wiemken, A.. (2013) Rapid nitrogen transfer in the Sorghum bicolor : glomus mosseae arbuscular mycorrhizal symbiosis. Plant signaling & behavior, Vol. 8, H. 8 , e25229.

Zurbruegg, R. and Suter, S. and Lehmann, M. F. and Wehrli, B. and Senn, D. B.. (2013) Organic carbon and nitrogen export from a tropical dam-impacted floodplain system. Biogeosciences, Vol. 10, H. 1. pp. 23-38.

Wunderlin, Pascal and Lehmann, Moritz F. and Siegrist, Hansruedi and Tuzson, Bela and Joss, Adriano and Emmenegger, Lukas and Mohn, Joachim. (2013) Isotope Signatures of N2O in a Mixed Microbial Population System : Constraints on N2O Producing Pathways in Wastewater Treatment. Environmental science & technology, Vol. 47, H. 3. pp. 1339-1348.

Wirth, Stefanie B. and Gilli, Adrian and Niemann, Helge and Dahl, Tais W. and Ravasi, Damiana and Sax, Nadja and Hamann, Yvonne and Peduzzi, Raffaele and Peduzzi, Sandro and Tonolla, Mauro and Lehmann, Moritz F. and Anselmetti, Flavio S.. (2013) Combining sedimentological, trace metal (Mn, Mo) and molecular evidence for reconstructing past water-column redox conditions : the example of meromictic Lake Cadagno (Swiss Alps). Geochimica et cosmochimica acta, Vol. 120. pp. 220-238.

Walder, Florian and Niemann, Helge and Lehmann, Moritz F. and Boller, Thomas and Wiemken, Andres and Courty, Pierre-Emmanuel. (2013) Tracking the carbon source of arbuscular mycorrhizal fungi colonizing C-3 and C-4 plants using carbon isotope ratios (delta C-13). Soil biology & biochemistry, Vol. 58. pp. 341-344.

Thibodeau, Benoit and Helie, Jean-Francois and Lehmann, Moritz F.. (2013) Variations of the nitrate isotopic composition in the St. Lawrence River caused by seasonal changes in atmospheric nitrogen inputs. Biogeochemistry, Vol. 115, H. 1-3. pp. 287-298.

McCarthy, Mark J. and Gardner, Wayne S. and Lehmann, Moritz F. and Bird, David F.. (2013) Implications of water column ammonium uptake and regeneration for the nitrogen budget in temperate, eutrophic Missisquoi Bay, Lake Champlain (Canada/USA). Hydrobiologia, Vol. 718, H. 1. pp. 173-188.

Carstens, Doerte and Lehmann, Moritz F. and Hofstetter, Thomas B. and Schubert, Carsten J.. (2013) Amino acid nitrogen isotopic composition patterns in lacustrine sedimenting matter. Geochimica et cosmochimica acta, Vol. 121. pp. 328-338.

Brunner, Benjamin and Contreras, Sergio and Lehmann, Moritz F. and Matantseva, Olga and Rollog, Mark and Kalvelage, Tim and Klockgether, Gabriele and Lavik, Gaute and Jetten, Mike S. M. and Kartal, Boran and Kuypers, Marcel M. M.. (2013) Nitrogen isotope effects induced by anammox bacteria. Proceedings of the National Academy of Sciences of the United States of America, Vol. 110, H. 47. pp. 18994-18999.

Bourbonnais, A. and M. F. Lehmann, R. Hamme and Manning, C. and Juniper, S. K.. (2013) Nitrate elimination and regeneration as evidenced by dissolved inorganic nitrogen isotopes in Saanich Inlet, a seasonally anoxic fjord. Marine chemistry, Vol. 157. pp. 194-207.

Alkhatib, M. and del Giorgio, P. A. and Gelinas, Y. and Lehmann, M. F.. (2013) Benthic fluxes of dissolved organic nitrogen in the Lower St. Lawrence Estuary and implications for selective organic matter degradation. Biogeosciences, Vol. 10. pp. 7609-7622.

Galbraith, Eric D. and Kienast, Markus and Albuquerque, Ana Luiza and Altabet, Mark A. and Batista, Fabian and Bianchi, Daniele and Calvert, Stephen E. and Contreras, Sergio and Crosta, Xavier and De Pol-Holz, Ricardo and Dubois, Nathalie and Etourneau, Johan and Francois, Roger and Hsu, Ting-Chang and Ivanochko, Tara and Jaccard, Samuel L. and Kao, Shuh-Ji and Kiefer, Thorsten and Kienast, Stephanie and Lehmann, Moritz F. and Martinez, Philippe and McCarthy, Matthew and Meckler, Anna Nele and Mix, Alan and Moebius, Juergen and Pedersen, Tom F. and Pichevin, Laetitia and Quan, Tracy M. and Robinson, Rebecca S. and Ryabenko, Evgeniya and Schmittner, Andreas and Schneider, Ralph and Schneider-Mor, Aya and Shigemitsu, Masahito and Sinclair, Dan and Somes, Christopher and Studer, Anja S. and Tesdal, Jan-Erik and Thunell, Robert and Yang, Jin-Yu Terence. (2013) The acceleration of oceanic denitrification during deglacial warming. Nature geoscience, Vol. 6, H. 7. pp. 579-584.

Freymond, C. V. and Wenk, C. B. and Frame, C. H. and Lehmann, M. F.. (2013) Year-round N2O production by benthic NOx reduction in a monomictic south-alpine lake. Biogeosciences, Vol. 10. pp. 8373-8383.

Peter, S. and Rechsteiner, R. and Lehmann, M. F. and Brankatschk, R. and Vogt, T. and Diem, S. and Wehrli, B. and Tockner, K. and Durisch-Kaiser, E.. (2012) Nitrate removal in a restored riparian groundwater system : functioning and importance of individual riparian zones. Biogeosciences discussions, Vol. 9, H. 6. pp. 4295-4307.

Robinson, Rebecca S. and Kienast, Markus and Albuquerque, Ana Luiza and Altabet, Mark and Contreras, Sergio and De Pol-Holz, Ricardo and Dubois, Nathalie and Francois, Roger and Hsu, Ting-Chang and Galbraith, Eric and Ivanochko, Tara and Kao, Shuh-Ji and Jaccard, Samuel and Kiefer, Thorsten and Kienast, Stephanie and Lehmann, Moritz F. and Martinez, Philippe and McCarthy, Matthew and Möbius, Jürgen and Pedersen, Tom and Quan, Tracy M. and Ryabenko, Evgeniya and Schmittner, Andreas and Schneider, Ralph and Schneider-Mor, Aya and Shigemitsu, Masahito and Sinclair, Dan and Somes, Christopher and Studer, Anja and Thunell, Robert and Yang, Jin-Yu. (2012) A review of nitrogen isotopic alteration in marine sediments. Paleoceanography, 27 (4). PA4203.

Walder, F. and Niemann, H. and Natarajan, M. and Lehmann, M. F. and Boller, T. and Wiemken, A.. (2012) Mycorrhizal Networks : Common Goods of Plants Shared under Unequal Terms of Trade. Plant physiology, Vol. 159, H. 2. pp. 789-797.

Bourbonnais, A. and Juniper, S. K. and Butterfield, D. A. and Devol, A. H. and Kuypers, M. M. M. and Lavik, G. and Hallam, S. J. and Wenk, C. B. and Chang, B. X. and Murdock, S. A. and Lehmann, M. F.. (2012) Activity and abundance of denitrifying bacteria in the subsurface biosphere of diffuse hydrothermal vents of the Juan de Fuca Ridge. Biogeosciences discussions, Vol. 9, H. 4. pp. 4661-4678.

Alkhatib, Mohammad and Schubert, Carsten J. and del Giorgio, Paul A. and Gelinas, Yves and Lehmann, Moritz F.. (2012) Organic matter reactivity indicators in sediments of the St. Lawrence Estuary. Estuarine, coastal and shelf science, Vol. 102–103. pp. 36-47.

Alkhatib, M. and Lehmann, M. F. and del Giorgio, P. A.. (2012) The nitrogen isotope effect of benthic remineralization-nitrification-denitrification coupling in an estuarine environment. Biogeosciences, Vol. 9, H. 5. pp. 1633-1646.

Bourbonnais, Annie and Lehmann, Moritz F. and Butterfield, David A. and Juniper, S. Kim. (2012) Subseafloor nitrogen transformations in diffuse hydrothermal vent fluids of the Juan de Fuca Ridge evidenced by the isotopic composition of nitrate and ammonium. Geochemistry, geophysics, geosystems, Vol. 13, H. 1 , Q02T01.

Niemann, H. and Stadnitskaia, A. and Wirth, S. B. and Gilli, A. and Anselmetti, F. S. and Sinninghe Damsté, J. S. and Schouten, S. and Hoppmans, E. C. and Lehmann, M. F.. (2012) Bacterial GDGTs in Holocene sediments and catchment soils of a high Alpine lake: application of the MBT/CBT-paleothermometer. Climate of the Past, Vol. 8. pp. 889-906.

Sherwood, O. A. and Lehmann, M. F. and Schubert, C. J. and Scott, D. B. and McCarthy, M. D.. (2011) Nutrient regime shift in the western North Atlantic indicated by compound-specific delta(15)N of deep-sea gorgonian corals. Proceedings of the National Academy of Sciences of the United States of America, Vol. 108, H. 3. pp. 1011-1015.

Rutschmann, S. and Matschiner, M. and Damerau, M. and Muschick, M. and Lehmann, M. F. and Hanel, R. and Salzburger, W.. (2011) Parallel ecological diversification in Antarctic notothenioid fishes as evidence for adaptive radiation. Molecular ecology, Vol. 20, no. 22. pp. 4707-4721.

Thibodeau, B. and Lehmann, M. F. and Kowarzyk, J. and Mucci, A. and Gélinas, Y. and Gilbert, D. and Maranger, R. and Alkhatib, M.. (2010) Benthic nutrient fluxes along the Laurentian Channel: Impacts on the N budget of the St. Lawrence marine system. Estuarine, Coastal and Shelf Science, Vol. 90. pp. 195-205.

Ariztegui, D. and Anselmetti, F. S. and Robbiani, J. M. and Bernasconi, S. M. and Brati, E. and Gilli, A. and Lehmann, M. F.. (2010) Natural and human-induced environmental change in southern Albania for the last 300 years - Constraints from the Lake Butrint sedimentary record. Global and planetary change, Vol. 71, H. 3-4. pp. 183-192.

Somes, C. and Schmittner, J. A. and Galbraith, E. D. and Lehmann, M. F. and Altabet, M. A. and Montoya, J. P. and Letelier, R. M. and Mix, A. C. and Bourbonnais, A. and Eby, M.. (2010) Simulating the global distribution of nitrogen isotopes in the ocean. Global biogeochemical cycles, Vol. 24 , GB4019.

Lehmann, M. F. and Barnett, B. and Gélinas, Y. and Gilbert, D. and Maranger, R. and Mucci, A. and Sundby, B. and Thibodeau, B.. (2009) Isotopic constraints on oxygen sink partitioning in the Lower St. Lawrence Estuary. Limnology and Oceanography, 54, 6. pp. 2157-2169.

Sigman, D. M. and DiFiore, P. J. and Hain, M. P. and Deutsch, C. and Wang, Y. and Lehmann, M. F. and Pantoja, S.. (2009) The dual isotopes of deep nitrate as a constraint on the cycle and budget of oceanic fixed nitrogen. Deep-sea research. Part I, Oceanographic research papers, Vol. 56. pp. 1419-1439.

Bourbonnais, A. and Lehmann, M. F. and Waniek, J. J. and Schulz-Bull, D. E.. (2009) Nitrate isotope anomalies reflect N-2 fixation in the Azores Front region (subtropical NE Atlantic). Journal of Geophysical Research. C, Oceans, Vol. 114 , C03003.

Granger, J. and Sigman, D. M. and Lehmann, M. F. and Tortell, P. D.. (2008) Nitrogen and oxygen isotope fractionation during dissimilatory nitrate reduction by denitrifying bacteria. Limnology and Oceanography, 53, 6. pp. 2533-2545.

Cloquet, C. and Carignan, J. and Lehmann, M. F. and Vanhaecke, F.. (2008) Variation in the isotopic composition of zinc in the natural environment and the use of zinc isotopes in biogeosciences : a review. Analytical and bioanalytical chemistry, Vol. 390, H. 2. pp. 451-463.

Kienast, M. and Lehmann, M. F. and Timmermann, A. and Galbraith, E. and Bolliet, T. and Holboum, A. and Normandeau, C. and Laj, C.. (2008) A mid-Holocene transition in the nitrogen dynamics of the western equatorial Pacific : evidence of a deepening thermocline? Geophysical research letters, Vol. 35, no. 23 , 5 S..

Lehmann, M. F. and Sigman, D. M. and McCorkle, D. C. and Granger, J. and Hoffmann, S. and Cane, G. and Brunelle, B. G.. (2007) The distribution of nitrate N-15/N-14 in marine sediments and the impact of benthic nitrogen loss on the isotopic composition of oceanic nitrate. Geochimica et cosmochimica acta, 71, Nr. 22. pp. 5384-5404.

Granger, J. and Sigman, D. M. and Prokopenko, M. G. and Lehmann, M. F. and Tortell, P. D.. (2006) A method for nitrite removal in nitrate N and O isotope analyses. Limnology and Oceanography : Methods, Vol. 15, H. 4. pp. 205-212.

Lehmann, M. F. and Sigman, D. M. and McCorkle, D. C. and Brunelle, B. G. and Hoffmann, S. and Kienast, M. and Cane, G. and Clement, J.. (2005) Origin of the deep Bering Sea nitrate deficit : constraints from the nitrogen and oxygen isotopic composition of water column nitrate and benthic nitrate fluxes. Global biogeochemical cycles, Vol. 19, H. 4. pp. 1-15.

Sigman, D. M. and Granger, J. and DiFiore, P. J. and Lehmann, M. M. and Ho, R. and Cane, G. and van Geen, A.. (2005) Coupled nitrogen and oxygen isotope measurements of nitrate along the eastern North Pacific margin. Global biogeochemical cycles, Vol. 19, H. 4 , 14 S..

Lehmann, M. F. and Bernasconi, S. M. and Barbieri, A. and Simona, M. and McKenzie, J. A.. (2004) Interannual variation of the isotopic composition of sedimenting organic carbon and nitrogen in Lake Lugano : a long-term sediment trap study. Limnology and Oceanography, 49, 3. pp. 839-849.

Lehmann, M. F. and Sigman, D. M. and Berelson, W. M.. (2004) Coupling the N-15/N-14 and O-18/O-16 of nitrate as a constraint on benthic nitrogen cycling. Marine chemistry, Vol. 88, nos. 1/2. pp. 1-20.

Lehmann, M. F. and Bernasconi, S. M. and McKenzie, J. A. and Barbieri, A. and Simona, M. and Veronesi, M.. (2004) Seasonal variation of the delta C-13 and delta N-15 of particulate and dissolved carbon and nitrogen in Lake Lugano: Constraints on biogeochemical cycling in a eutrophic lake. Limnology and Oceanography, 49, 2. pp. 415-429.

Lehmann, M. F. and Bernasconi, S. M. and Reichert, P. and Barbieri, A. and McKenzie, J. A.. (2003) Nitrogen and oxygen isotope fractionation during denitrification in a lacustrine redox-transition zone. Geochimica et cosmochimica acta, 67, Nr. 14. pp. 2529-2542.

Lehmann, M. F. and Bernasconi, S. M. and Barbieri, A. and McKenzie, J. A.. (2002) Preservation of organic matter and alteration of its carbon and nitrogen isotope composition during simulated and in situ early sedimentary diagenesis. Geochimica et cosmochimica acta, 66, Nr. 20. pp. 3573-3584.

Lehmann, M. F. and Bernasconi, M. and McKenzie, J. A.. (2001) A method for the extraction of ammonium from freshwaters for nitrogen isotope analysis. Analytical chemistry, Vol. 73, no. 19. pp. 4717-4721.