Items where Author is "Langer, Gerald"
Number of items: 72. Article
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Article
Holtz, L. , Thoms, S. , Langer, G. and Wolf-Gladrow, D.
(2013)
Substrate supply for calcite precipitation in Emiliania huxleyi: Assessment of different model approaches
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European Journal of Phycology,
TAYLOR & FRANCIS LTD,
49
,
pp. 417-426
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doi:10.1111/jpy.12052
, hdl:10013/epic.41367
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![[img]](/32821/1.hassmallThumbnailVersion/Holtz-et-al_2013_Substrate-supply-for-calcite-precipitation-in-Ehux.pdf)  Preview |
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Article
Keul, N. , Langer, G. , de Nooijer, L. J. , Nehrke, G. , Reichart, G. J. and Bijma, J.
(2013)
Incorporation of uranium in benthic foraminiferal calcite reflects seawater carbonate ion concentration
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Geochemistry, Geophysics, Geosystems,
14
(1),
pp. 102-111
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doi:10.1029/2012GC004330
, hdl:10013/epic.41341
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![[img]](/32812/1.hassmallThumbnailVersion/ggge20036.pdf)  Preview |
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Article
Hoppe, C. J. M. , Langer, G. , Rokitta, S. D. , Wolf-Gladrow, D. A. and Rost, B.
(2012)
Implications of observed inconsistencies in carbonate chemistry measurements for ocean acidification studies
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Biogeosciences,
9
,
pp. 2401-2405
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doi:10.5194/bg-9-2401-2012
, hdl:10013/epic.39720
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![[img]](/30600/1.hassmallThumbnailVersion/Hoppe_et_al_2012.pdf)  Preview |
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Article
Stoll, H. , Langer, G. , Shimizu, N. and Kanamaru, K.
(2012)
B/Ca in coccoliths and relationship to calcification vesicle pH and dissolved inorganic carbon concentrations
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Geochimica et Cosmochimica Acta,
80
,
pp. 143-157
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doi:10.1016/j.gca.2011.12.003
, hdl:10013/epic.39053
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![[img]](/25822/1.hassmallThumbnailVersion/Stoll_2012.pdf)  Preview |
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Article
Ziveri, P. , Thoms, S. , Probert, I. , Geisen, M. and Langer, G.
(2011)
A universal carbonate ion effect on stable oxygen isotope ratios in unicellular planktonic calcifying organisms
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Biogeosciences Discussions.,
8
,
pp. 7575-7591
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doi:10.5194/bgd-8-7575-2011
, hdl:10013/epic.37851
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Article
Kranz, S. , Wolf-Gladrow, D. , Nehrke, G. , Langer, G. and Rost, B.
(2010)
Calcium carbonate precipitation induced by the growth of the marine cyanobacteria Trichodesmium
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Limnology and Oceanography,
55
(6),
pp. 2563-2569
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doi:10.4319/lo.2010.55.6.2563
, hdl:10013/epic.36190
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![[img]](/22158/1.hassmallThumbnailVersion/Kra2010f.pdf)  Preview |
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Article
Kaffes, A. , Thoms, S. , Trimborn, S. , Rost, B. , Langer, G. , Richter, K. U. , Köhler, A. , Norici, A. and Giordano, M.
(2010)
Carbon and nitrogen fluxes in the marine coccolithophore Emiliania huxleyi grown under different nitrate concentrations
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Journal of Experimental Marine Biology and Ecology,
393
(1),
pp. 1-8
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doi:10.1016/j.jembe.2010.06.004
, hdl:10013/epic.35794
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![[img]](/22181/1.hassmallThumbnailVersion/Kaf2010b.pdf)  Preview |
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Article
Hoppe, C. , Langer, G. , Rokitta, S. , Wolf-Gladrow, D. and Rost, B.
(2010)
On CO2 pertubation experiments: over-determination of carbonate chemistry reveals inconsistencies
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Biogeosciences Discussion,
7
,
pp. 1707-1726
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hdl:10013/epic.35638
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![[img]](/22145/1.hassmallThumbnailVersion/Hop2010b.pdf)  Preview |
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Article
Langer, G. , Nehrke, G. , Thoms, S. and Stoll, H.
(2009)
Barium partitioning in coccoliths of Emiliania huxleyi.
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Geochimica et Cocmochimica Acta,
73
(10),
2899 - 2906
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doi:10.1016/j.gca.2009.02.025
, hdl:10013/epic.32112
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![[img]](/19202/1.hassmallThumbnailVersion/Lan2008f.pdf)  Preview |
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Article
Piontek, J. , Händel, N. , Langer, G. , Wohlers, J. , Riebesell, U. and Engel, A.
(2009)
Effects of rising temperature on the formation and microbial degradation of marine diatom aggregates
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Aquatic Microbial Ecology:,
54
,
pp. 305-318
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doi:10.3354/ame01273
, hdl:10013/epic.32447
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Article
Langer, G. , Nehrke, G. , Probert, I. , Ly, J. and Ziveri, P.
(2009)
Strain-specific responses of Emiliania huxleyi to changing seawater carbonate chemistry
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Biogeosciences,
6
,
pp. 2637-2646
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hdl:10013/epic.33900
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![[img]](/21552/1.hassmallThumbnailVersion/Lan2009n.pdf)  Preview |
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Article
Langer, G. , Gussone, N. , Nehrke, G. , Riebesell, U. , Eisenhauer, A. and Thoms, S.
(2007)
Calcium isotope fractionation during coccolith formation in Emiliania huxleyi: Independence of growth and calcification rate
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Geochemistry, Geophysics, Geosystems, 8, Q05007
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doi:10.1029/2006GC001422
, hdl:10013/epic.26756
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![[img]](/16054/1.hassmallThumbnailVersion/Lan2006u.pdf)  Preview |
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Article
Gussone, N. , Langer, G. , Geisen, M. , Steel, B. A. and Riebesell, U.
(2007)
Calcium isotope fractionation in coccoliths of cultured Calcidiscus leptoporus, Helicosphaera carteri, Syracosphaera pulchra and Umbilicosphaera foliosa
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Earth and Planetary Science Letters,
260
(3),
pp. 505-515
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doi:10.1016/j.epsl.2007.06.001
, hdl:10013/epic.27012
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Article
Gussone, N. , Langer, G. , Thoms, S. , Nehrke, G. , Eisenhauer, A. , Riebesell, U. and Wefer, G.
(2006)
Cellular calcium pathways and isotope fractionation in Emiliania huxleyi
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Geology 34,
pp. 625-628
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doi:10.1130/G22733.1
, hdl:10013/epic.24966
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![[img]](/14728/1.hassmallThumbnailVersion/Gus2006a.pdf)  Preview |
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Article
Langer, G. , Gussone, N. , Nehrke, G. , Riebesell, U. , Eisenhauer, A. , Kuhnert, H. , Rost, B. , Trimborn, S. and Thoms, S.
(2006)
Coccolith strontium to calcium ratios in Emiliania huxleyi: The dependence on seawater strontium and calcium concentrations
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Limnology and oceanography,
51
(1),
pp. 310-320
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hdl:10013/epic.24312
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![[img]](/13959/1.hassmallThumbnailVersion/Lan2006b.pdf)  Preview |
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Article
Langer, G. , Geisen, M. , Baumann, K. H. , Kläs, J. , Riebesell, U. , Thoms, S. and Young, J. R.
(2006)
Species-specific responses of calcifying algae to changing seawater carbonate chemistry
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Geochemistry Geophysics Geosystems, 7, Q09006
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doi:10.1029/2005gc001227
, hdl:10013/epic.24967
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![[img]](/14731/1.hassmallThumbnailVersion/Lan2006e.pdf)  Preview |
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Article
Schouten, S. , Ossebaar, J. , Schreiber, K. , Kienhuis, M. V. M. , Langer, G. , Benthien, A. and Bijma, J.
(2006)
The effect of temperature, salinity and growth rate on the stable hydrogen isotopic composition of long chain alkenones produced by Emiliania huxleyi and Gephyrocapsa oceanica
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Biogeosciences,
3
,
pp. 113-119
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hdl:10013/epic.25007
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![[img]](/14775/1.hassmallThumbnailVersion/Sch2006t.pdf)  Preview |
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Article
Schouten, S. , Ossebaar, J. , Schreiber, K. , Kienhuis, M. V. M. , Langer, G. and Bijma, J.
(2005)
The effect of temperature and salinity on the stable hydrogen isotopic composition of long chain alkenones produced by Emiliania huxleyi and Gephyrocapsa oceanica
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Biogeosciences Discussions,
2
,
pp. 1681-1695
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hdl:10013/epic.24275
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Thesis
Conference
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Conference
-Poster
Funcke, A. , Langer, G. , de Nooijer, L. , Bijma, J. and Reichart, G. J.
(2012)
A culture study with benthic foraminifers at different [Mg2+]: Implications for biomineralization and proxies
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AGU Fall Meeting,
San Francisco,
3 September 2012 - 7 September 2012
.
hdl:10013/epic.40718
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Conference
-Poster
Holtz, L. M. , Thoms, S. , Langer, G. and Wolf-Gladrow, D.
(2012)
Substrate supply for calcite precipitation in Emiliania huxleyi: Assessment of different model approaches
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EPOCA Final Meeting,
Saint Jean Cap Ferrat, France,
2 April 2012 - 5 April 2012
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hdl:10013/epic.39219
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Conference
-Talk
Funcke, A. , de Nooijer, L. , Keul, N. , Langer, G. , Bijma, J. and Reichart, G. J.
(2011)
Impact of Mg2+ and Ca2+ concentrations on calcification in the benthic foraminifer Ammonia tepida
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Darwin Days,
De Werelt, Lunteren, The Netherlands,
7 February 2011 - 8 February 2011
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hdl:10013/epic.40706
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Conference
-Talk
Kranz, S. , Wolf-Gladrow, D. , Nehrke, G. , Langer, G. and Rost, B.
(2011)
Calcium Carbonate Precipitation by the Marine Cyanobacterium Trichodesmium
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Goldschmidt 2011, August 14-19, 2011, Prague, Czech Republic.
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hdl:10013/epic.37944
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Conference
-Invited talk
Kranz, S. , Wolf-Gladrow, D. , Nehrke, G. , Langer, G. and Rost, B.
(2011)
Calcium carbonate precipitation by the marine cyanobacterium Trichodesmium
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Max Planck Institute for Marine Microbiology Bremen, Seminar.
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hdl:10013/epic.37112
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Conference
-Poster
Kaffes, N. , Trimborn, S. , Rost, B. , Langer, G. , Richter, K. U. , Norici, A. , Giordano, M. and Thoms, S.
(2009)
EFFECTS OF NO3 - AVAILABILITY ON CARBON AND NITROGEN ASSIMILATION IN THE MARINE COCCOLITHOPHORE EMILIANIA HUXLEYI
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9th INTERNATIONAL PHYCOLOGICAL CONGRESS.
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hdl:10013/epic.33198
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Conference
-Poster
Ziveri, P. , Langer, G. , Nehrke, G. , Probert, I. and Ly, J.
(2009)
Effect of changing carbonate chemistry on calcification of Emiliania huxleyi
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European Geosciences Union General Assembly, Vienna, Austria24 April 2009.
.
hdl:10013/epic.32039
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Conference
-Poster
de Nooijer, L. J. , Toyofuku, T. , Langer, G. , Nehrke, G. , Kitazato, H. and Bijma, J.
(2009)
Intracellular control on calcification in benthic foraminifera
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European Geosciences Union General Assembly, Vienna, Austria24 April 2009.
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hdl:10013/epic.33859
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Conference
-Poster
Thoms, S. , Langer, G. , Gussone, N. , Nehrke, G. and Stoll, H. M.
(2008)
Modeling the strontium to calcium ratios in coccoliths of Emiliania huxley
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European Geosciences Union, General Assembly 2008, 13 18 April, Vienna, Austria.
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hdl:10013/epic.30460
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Conference
-Poster
Langer, G. , Ziveri, P. , Geisen, M. and Thoms, S.
(2008)
Oxygen isotope fractionation during calcification in Calcidiscus leptoporus: The influence of carbonate chemistry
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European Geosciences Union, General Assembly 2008, 13 18 April, Vienna, Austria.
.
hdl:10013/epic.30459
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Conference
-Talk
Ziveri, P. , Thoms, S. , Langer, G. , Probert, I. and Rost, B.
(2008)
d18O vital effects and cell physiology: link to species-specific response to ocean acidification
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European Geosciences Union, General Assembly 2008, 13 18 April, Vienna, Austria.
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hdl:10013/epic.30461
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Conference
-Poster
Ziveri, P. , Langer, G. , Thoms, S. , Probert, I. , Rost, B. and Stoll, H. M.
(2007)
Establishing the link between d18O vital effects and cell physiology in planktonic calcifying organisms (coccolithophores and foraminifera)
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9th International Conference in Paleoceanography - ICP9. 3-7 September 2007. Shanghai, China.
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hdl:10013/epic.27694
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Conference
-Talk
Trimborn, S. , Langer, G. , Richter, K. U. and Rost, B.
(2006)
Effects of [Ca2+] and Irradiance on Calcification and Photosynthesis in the Coccolithophore Emiliania huxleyi (Haptophyceae)
,
ASLO Summer Meeting, 4-9 June, Victoria, Canada.
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hdl:10013/epic.25490
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Conference
-Poster
Piontek, J. , Langer, G. , Händel, N. , Riebesell, U. , Wohlers, J. and Engel, A.
(2006)
Effects of rising temperature on the decomposition of phytoplankton aggregates
,
3rd AQUASHIFT workshop, 14.-16.11.2006, Kiel.
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hdl:10013/epic.25955
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Conference
-Poster
Piontek, J. , Langer, G. , Händel, N. , Riebesell, U. and Engel, A.
(2006)
Effects of rising temperature on the microbial decomposition of sinking organic material in the surface ocean
,
ESSP Global Change Open Science Conference, 9.-12.11.2006, Beijing, China.
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hdl:10013/epic.26013
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Conference
-Poster
Gussone, N. , Langer, G. , Geisen, M. , Eisenhauer, A. , Riebesell, U. , Wefer, G. and Thoms, S.
(2006)
Fractionation processes of calcium isotopes in marine coccolithophores
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EGU General Assembly, 02.-07. April, Vienna, Austria, Geophysical Research Abstracts, Vol. 8
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hdl:10013/epic.25673
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Conference
-Talk
Trimborn, S. , Langer, G. , Richter, K. U. and Rost, B.
(2006)
Photosynthesis and Calcification in Emiliania huxleyi
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Biodiversity of Open Ocean Microcalcifiers, Kickoff Meeting, 1-3 March, Villefranche-sur-Mer, France.
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hdl:10013/epic.25491
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Conference
-Talk
Langer, G. , Geisen, M. , Riebesell, U. , Kläs, J. , Krug, S. , Baumann, K. H. and Young, J. R.
(2006)
The response of Calcidiscus leptoporus and Coccolithus pelagicus to changing carbonate chemistry of seawater
,
EGU General Assembly, 02.-07. April, Vienna, Austria, Geophysical Research Abstracts, Vol. 8
.
hdl:10013/epic.25674
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Conference
-Talk
Gussone, N. , Langer, G. , Thoms, S. , Eisenhauer, A. , Riebesell, U. and Wefer, G.
(2005)
Cellular calcium pathways: a key to understand Ca isotope fractionation in Emiliania huxleyi.
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MSG meeting Biogeochemical Controls on Palaeoceanographic Proxies, Geological Society, 3-4 October, London, UK.
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hdl:10013/epic.25335
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Conference
-Invited talk
Gussone, N. , Langer, G. , Thoms, S. , Eisenhauer, A. , Riebesell, U. and Wefer, G.
(2005)
Coccolith biomineralisation and Ca isotope fractionation in Emiliania huxleyi
,
4th Ca-Workshop, Amsterdam.
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hdl:10013/epic.25677
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Conference
-Poster
Langer, G. , Gussone, N. , Nehrke, G. , Riebesell, U. , Eisenhauer, A. , Kuhnert, H. , Rost, B. , Trimborn, S. and Thoms, S.
(2005)
Coccolith strontium to calcium ratios in Emiliania huxleyi: The dependence on seawater strontium and calcium concentrations.
,
MSG meeting Biogeochemical Controls on Palaeoceanographic Proxies, Geological Society, 3-4 October, London, UK.
.
hdl:10013/epic.25337
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Conference
-Talk
Gussone, N. , Langer, G. , Geisen, M. , Eisenhauer, A. , Riebesell, U. , Wefer, G. and Thoms, S.
(2005)
Fractionation of Calcium Isotopes in Marine Coccolithophores.
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Annual Meeting of the Geologische Vereinigung (GV), 24-29 September, Erlangen, Germany.
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hdl:10013/epic.25338
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Conference
-Poster
Engel, A. , Langer, G. , Piontek, J. , Händel, N. and Szlosek, J.
(2005)
Wie verändert sich die Biogeochemie des Ozeans im Anthropozaen?
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Wissenswerte, 28.-30.11.2005, Bremen, Germany.
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hdl:10013/epic.24959
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Conference
-Invited talk
Geisen, M. , Langer, G. , Riebesell, U. , Probert, I. , Baumann, K. H. and Young, J. R.
(2004)
Effects of CO2 variation on marine calcification - new evidence from coccolithophores
,
Invited Lecture, Palaeontology Department Seminar Series, Florence University, Italy
.
hdl:10013/epic.22157
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Conference
-Invited talk
Geisen, M. , Langer, G. , Riebesell, U. and Probert, I.
(2003)
The effects of rising carbon dioxide levels on coccolithophore calcification
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Invited talk, 2. Ereupt meeting, Rutgers University, New Brunswick, USA.
.
hdl:10013/epic.20288
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Conference
-Poster
Langer, G. , Geisen, M. , Riebesell, U. and Probert, I.
(2003)
The effects of rising pCO2 on coccolithophore calcification
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2. Ereupt meeting, Rutgers University, New Brunswick, USA.
.
hdl:10013/epic.25675
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Conference
-Talk
Gussone, N. , Langer, G. , Eisenhauer, A. , Heuser, A. , Riebesell, U. and Böhm, F.
(2002)
Temperature-Dependent Ca Isotope Fractionation in Calcitic Phyto- and Zooplankton (Emiliania huxleyi and Orbulina universa)
,
AGU fall-meeting, 6-10 December, San Francisco, California, USA.
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hdl:10013/epic.25676
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This list was generated on Tue May 21 05:39:33 2013 CEST.
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