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Items where contributor is "Niemann, Helge"

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2015

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.

Graves, Carolyn A. and Steinle, Lea and Rehder, Gregor and Niemann, Helge and Connelly, Douglas P. and Lowry, David and Fisher, Rebecca E. and Stott, Andrew W. and Sahling, Heiko and James, Rachael H.. (2015) Fluxes and fate of dissolved methane released at the seafloor at the landward limit of the gas hydrate stability zone offshore western Svalbard. Journal of Geophysical Research. C, Oceans, 120 (9). pp. 6185-6201.

Van Landeghem, Katrien J. J. and Niemann, Helge and Steinle, LeaI and O’Reilly, Shane S. and Huws, Dei G. and Croker, Peter F.. (2015) Geological settings and seafloor morphodynamic evolution linked to methane seepage. Geo-Marine Letters, 35 (4). pp. 289-304.

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.

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.

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.

2014

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. S. 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. S. 311-324.

C. Berndt, T. Feseker and V. J. Bertics, I. Dumke and K. Dünnbier, B. Ferré and C. Graves, F. Gross and K. Hissmann, V. Hühnerbach and S. Krause, K. Lieser and J. Schauer, L. Steinle. (2014) Temporal constraints on hydrate-controlled methane seepage off Svalbard. Science, Vol. 343, H. 6168. S. 284-287.

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. S. 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. S. 1421-1433.

Naeher, Sebastian and Niemann, Helge and Peterse, Francien and Smittenberg, Rienk H. and Zigah, Prosper K. and Schubert, Carsten J.. (2014) Tracing the methane cycle with lipid biomarkers in Lake Rotsee (Switzerland). Organic geochemistry, Vol. 66. S. 174-181.

Naeher, Sebastian and Peterse, Francien and Smittenberg, Rienk H. and Niemann, Helge and Zigah, Prosper K. and Schubert, Carsten J.. (2014) Sources of glycerol dialkyl glycerol tetraethers (GDGTs) in catchment soils, water column and sediments of Lake Rotsee (Switzerland) – Implications for the application of GDGT-based proxies for lakes. Organic geochemistry, Vol. 66. S. 164-173.

2013

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. S. 392-401.

Maignien, L. and Parkes, R. and Cragg, B. and Niemann, H. and Knittel, K. and Coulon, S. and Akhmetzhanov, A. and Boon, N.. (2013) Anaerobic oxidation of methane in hypersaline cold seep sediments. FEMS microbiology ecology, Vol. 83, H. 1. S. 214-231.

Wenk, Christine B. and Blees, Jan and Zopfi, Jakob and Veronesi, Mauro and Bourbonnais, Annie and Schubert, Carsten J. and Niemann, Helge and Lehmann, and 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, Vol. 58, H. 1. S. 1-12.

Niemann, Helge and Linke, Peter and Knittel, Katrin and MacPherson, Enrique and Boetius, Antje and Brückmann, Warner and Larvik, Gaute and Wallmann, Klaus and Schacht, Ulrike and Omoregie, Enoma and Hilton, David and Brown, Kevin and Rehder, Gregor. (2013) Methane-carbon flow into the benthic food web at cold seeps – a case study from the Costa Rica subduction zone. PLoS one, Vol. 8, H. 10 , e74894.

Mau, S. and Blees, J. and Helmke, E. and Niemann, H. and Damm, E.. (2013) Vertical distribution of methane oxidation and methanotrophic response to elevated methane concentrations in stratified waters of the Arctic fjord Storfjorden (Svalbard, Norway). Biogeosciences, Vol. 10, H. 10. S. 6267-6278.

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. S. 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. S. 341-344.

2012

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. S. 789-797.

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. S. 889-906.

2011

Holler, T. and Wegener, G. and Niemann, H. and Deusner, C. and Ferdelmann, T. G. and Boetius, A. and Brunner, B. and Widdel, F.. (2011) Carbon and sulfur back flux during anaerobic microbial oxidation of methane and coupled sulfate reduction. Proceedings of the National Academy of Sciences of the United States of America, Vol. 108, H. 52 , E1484–E1490.

Suárez-Suárez, A. and López-López, A. and Tovar-Sánchez, A. and Yarza, P. and Orfila, A. and Terrados, J. and Arnds, J. and Marqués, S. and Niemann, H. and Schmitt-Kopplin, P. and Amann, R. and Rosselló-Móra, R.. (2011) Response of sulphate-reducing bacteria to an artificial oil-spill in a coastal marine sediment. Environmental microbiology reports, Vol. 3. S. 1488-1499.

2010

Niemann, H. and Boetius, A.. (2010) Mud Volcanoes. In: Handbook of Hydrocarbon and Lipid Microbiology. New York, S. 205-214.

Sommer, S. and Linke, P. and Pfannkuche, O. and Niemann, H. and Treude, T.. (2010) Benthic respiration in a seep habitat dominated by dense beds of ampharetid polychaetes at the Hikurangi Margin (New Zealand). Marine geology, Vol. 272. S. 223-232.

López-López, A. and Yarza, P. and Richter, M. and Suárez-Suárez, A. and Niemann, H. and Antón, J. and Rosselló-Móra, R.. (2010) Extremely halophilic microbial communities in anaerobic sediments from a solar saltern. Environmental Microbiology Reports, Vol. 2. S. 258-271.

Joye, S. B. and Bowles, M. W. and Samarkin, V. A. and Hunter, K. S. and Niemann, H.. (2010) Biogeochemical signatures and microbial activity of different cold seep habitats along the Gulf of Mexico lower slope. Deep-sea research. Part 2, Topical studies in oceanography, Vol. 57. S. 1990-2001.

2009

Niemann, H. and Fischer, D. and Graffe, D. and Knittel, K. and Montiel, A. and Heilmeyer, O. and Nöthen, K. and Pape, T. and Kasten, S. and Bohrmann, G. and Boetius, A. and Gutt, J.. (2009) Biogeochemistry of a low-activity cold seep in the Larsen B area, western Weddell Sea, Antarctica. Biogeosciences, Vol. 6 , S. 2383–2395.

Omoregie, E. O. and Niemann, H. and Mastalerz, V. and de Lange, G. and Stadnitskaia, A. and Mascle, J. and Foucher, J. P. and Boetius, A.. (2009) Microbial methane oxidation and sulfate reduction at cold seeps of the deep eastern Mediterranean Sea. Marine geology, Vol. 261. S. 114-127.

2008

Lösekann, T. and Robador, A. and Niemann, H. and Knittel, K. and Boetius, A. and Dubilier, N.. (2008) Endosymbioses between bacteria and deep-sea siboglinid tubeworms from an Arctic Cold Seep (Haakon Mosby Mud Volcano, Barents Sea). Environmental microbiology, Vol. 10, H. 12. S. 3237-3254.

Wegener, G. and Niemann, H. and Elvert, M. and Hinrichs, K. U. and Boetius, A.. (2008) Assimilation of methane and inorganic carbon by microbial communities mediating the anaerobic oxidation of methane. Environmental microbiology, Vol. 10, H. 9. S. 2287-2298.

Niemann, H. and Elvert, M.. (2008) Diagnostic lipid biomarker and stable carbon isotope signatures of microbial communities mediating the anaerobic oxidation of methane with sulphate. Organic geochemistry, Vol. 39 , S. 1668–1677.

Elvert, M. and Niemann, H.. (2008) Occurrence of unusual steroids and hopanoids derived from aerobic methanotrophs at an active marine mud volcano. Organic geochemistry, Vol. 39. S. 167-177.

Wegener, G. and Shovitri, M. and Knittel, K. and Niemann, H. and Hovland, M. and Boetius, A.. (2008) Biogeochemical processes and microbial diversity of the Gullfaks and Tommeliten methane seeps (Northern North Sea). Biogeosciences, Vol. 5, H. 4. S. 1127-1144.

2007

Lösekann, T. and Knittel, K. and Nadalig, T. and Fuchs, B. and Niemann, H. and Boetius, A. and Amann, R.. (2007) Diversity and Abundance of Aerobic and Anaerobic Methane Oxidizers at the Haakon Mosby Mud Volcano, Barents Sea. Applied and Environmental Microbiology, Vol. 73, H. 10. S. 3348-3362.

Roberts, H. and Carney, R. and Kupchik, M. and Fischer, C. and Nelson, K. and Becker, E. and Goehring, L. and Lessard-Pilon, G. and Telesnicki, G. and Bernard, B. and Brooks, J. and Bright, M. and Cordes, E. and Hourdez, S. and Hunt Jr., J. and Shedd, W. and Boland, G. and Joye, S. and Samarkin, V. and Bernier, M. and Bowles, M. and McDonald, I. and Niemann, H. and Petersen, C. and Morrison, C. and Potter, J.. (2007) Alvin Explores the Deep Northern Gulf of Mexico Slope. EOS transactions, Vol. 88, H. 35. S. 341-348.

Dupré, S. and Woodside, J. and Foucher, J. -P. and de Lange, G. and Mascle, J. and Boetius, A. and Mastalerz, V. and Stadnitskaia, A. and Ondréas, H. and Huguen, C. and Harmégnies, F. and Gontharet, S. and Loncke, L. and Deville, E. and Niemann, H. and Omoregie, E. and Olu-Le Roy, K. and Fiala-Medioni, A. and Dählmann, A. and Caprais, J. -C. and Prinzhofer, A. and Sibuet, M. and Pierre, C. and Sinninghe Damsté, J. and the Nautinil Scientific Party, . (2007) Seafloor geological studies above active gas chimneys off Egypt (Central Nile Deep Sea Fan). Deep-sea research. Part 1, Oceanographic research papers, Vol. 54, H. 7. S. 1146-1172.

2006

Niemann, H. and Duarte, J. and Hensen, C. and Omoregie, E. and Magalhães, V. H. and Elvert, M. and Pinheiro, L. M. and Kopf, A. and Boetius, A.. (2006) Microbial methane turnover at mud volcanoes of the Gulf of Cadiz. Geochimica et cosmochimica acta, 70, Nr. 21. S. 5336-5355.

de Beer, D. and Sauter, E. and Niemann, H. and Kaul, N. and Foucher, J. P. and Witte, U. and Schluter, M. and Boetius, A.. (2006) In situ fluxes and zonation of microbial activity in surface sediments of the Håkon Mosby Mud Volcano. Limnology and Oceanography, 51, 3. S. 1315-1331.

Vandieken, V. and Mussmann, M. and Niemann, H. and Jørgensen, B. B.. (2006) Desulfuromonas svalbardensis sp nov and Desulfuromusa ferrireducens sp nov., psychrophilic, Fe(III)-reducing bacteria isolated from Arctic sediments, Svalbard. International journal of systematic and evolutionary microbiology, Vol. 56, H. 5. S. 1133-1139.

Niemann, H. and Lösekann, T. and de Beer, D. and Elvert, M. and Nadalig, T. and Knittel, K. and Amann, R. and Sauter, E. J. and Schlüter, M. and Klages, M. and Foucher, J. P. and Boetius, A.. (2006) Novel microbial communities of the Haakon Mosby mud volcano and their role as a methane sink. Nature, Vol. 443. S. 854-858.

2005

Niemann, H. and Elvert, M. and Hovland, M. and Orcutt, B. and Judd, A. G. and Suck, I. and Gutt, J. and Joye, S. B. and Damm, E. and Finster, K. and Boetius, A.. (2005) Methane emission and consumption at a North Sea gas seep (Tommeliten area). Biogeosciences : an interactive open access journal of the European Geosciences Union, Vol. 2. S. 335-351.

2004

Shlimon, A. G. and Friedrich, M. W. and Niemann, H. and Ramsing, N. B. and Finster, K.. (2004) Methanobacterium aarhusense sp nov., a novel methanogen isolated from a marine sediment (Aarhus Bay, Denmark). International journal of systematic and evolutionary microbiology, Vol. 54, H. 3. S. 759-763.

Niemann, H. and Richter, C. and Jonkers, H. M. and Badran, M. I.. (2004) Red sea gravity currents cascade near-reef phytoplankton to the twilight zone. Marine Ecology, Vol. 269. S. 91-99.

2003

Jonkers, H. M. and Ludwig, R. and De Wit, R. and Pringault, O. and Muyzer, G. and Niemann, H. and Finke, N. and De Beer, D.. (2003) Structural and functional analysis of a microbial mat ecosystem from a unique permanent hypersaline inland lake : La Salada de Chiprana (NE Spain). FEMS microbiology ecology, Vol. 44, H. 2. S. 175-189.