Items where Author is "Friedrich, Jana"

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Number of items: 70.

Article

Roca-Martí, M. , Puigcorbé, V. , Friedrich, J. , Rutgers van der Loeff, M.

, Rabe, B. , Korhonen, M. , Cámara-Mor, P. , Garcia-Orellana, J. and Masqué, P. (2018)
Distribution of 210Pb and 210Po in the Arctic water column during the 2007 sea-ice minimum: Particle export in the ice-covered basins ,

Deep Sea Research Part I: Oceanographic Research Papers, 142 , pp. 94-106 .

doi:https://doi.org/10.1016/j.dsr.2018.09.011 , hdl:10013/epic.adaa7d7a-b061-4457-afaf-121aafd9e964

Article

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. , Auro, M. , de Baar, H. J. , Baars, O. , Baker, A. R. , Bakker, K. , Basak, C. , Baskaran, M. , Bates, N. R. , Bauch, D. , van Beek, P. , Behrens, M. K. , Black, E. , Bluhm, K. , Bopp, L. , Bouman, H. , Bowman, K. , Bown, J. , Boyd, P. , Boye, M. , Boyle, E. A. , Branellec, P. , Bridgestock, L. , Brissebrat, G. , Browning, T. , Bruland, K. W. , Brumsack, H. J. , Brzezinski, M. , Buck, C. S. , Buck, K. N. , Buesseler, K. , Bull, A. , Butler, E. , Cai, P. , Mor, P. C. , Cardinal, D. , Carlson, C. , Carrasco, G. , Casacuberta, N. , Casciotti, K. L. , Castrillejo, M. , Chamizo, E. , Chance, R. , Charette, M. A. , Chaves, J. E. , Cheng, H. , Chever, F. , Christl, M. , Church, T. M. , Closset, I. , Colman, A. , Conway, T. M. , Cossa, D. , Croot, P. , Cullen, J. T. , Cutter, G. A. , Daniels, C. , Dehairs, F. , Deng, F. , Dieu, H. T. , Duggan, B. , Dulaquais, G. , Dumousseaud, C. , Echegoyen-Sanz, Y. , Edwards, R. L. , Ellwood, M. , Fahrbach, E. , Fitzsimmons, J. N. , Russell Flegal, A. , Fleisher, M. Q. , van de Flierdt, T. , Frank, M. , Friedrich, J. , Fripiat, F. , Fröllje, H. , Galer, S. J. , Gamo, T. , Ganeshram, R. S. , Garcia-Orellana, J. , Garcia-Solsona, E. , Gault-Ringold, M. , George, E. , Gerringa, L. J. , Gilbert, M. , Godoy, J. M. , Goldstein, S. L. , Gonzalez, S. R. , Grissom, K. , Hammerschmidt, C. , Hartman, A. , Hassler, C. S. , Hathorne, E. C. , Hatta, M. , Hawco, N. , Hayes, C. T. , Heimbürger, L. E. , Helgoe, J. , Heller, M. , Henderson, G. M. , Henderson, P. B. , van Heuven, S. , Ho, P. , Horner, T. J. , Hsieh, Y. T. , Huang, K. F. , Humphreys, M. P. , Isshiki, K. , Jacquot, J. E. , Janssen, D. J. , Jenkins, W. J. , John, S. , Jones, E. M. , Jones, J. L. , Kadko, D. C. , Kayser, R. , Kenna, T. C. , Khondoker, R. , Kim, T. , Kipp, L. , Klar, J. K. , Klunder, M. , Kretschmer, S. , Kumamoto, Y. , Laan, P. , Labatut, M. , Lacan, F. , Lam, P. J. , Lambelet, M. , Lamborg, C. H. , Le Moigne, F. A. , Le Roy, E. , Lechtenfeld, O. J. , Lee, J. M. , Lherminier, P. , Little, S. , López-Lora, M. , Lu, Y. , Masque, P. , Mawji, E. , Mcclain, C. R. , Measures, C. , Mehic, S. , Barraqueta, J. L. M. , van der Merwe, P. , Middag, R. , Mieruch-Schnülle, S. , Milne, A. , Minami, T. , Moffett, J. W. , Moncoiffe, G. , Moore, W. S. , Morris, P. J. , Morton, P. L. , Nakaguchi, Y. , Nakayama, N. , Niedermiller, J. , Nishioka, J. , Nishiuchi, A. , Noble, A. , Obata, H. , Ober, S. , Ohnemus, D. C. , van Ooijen, J. , O'Sullivan, J. , Owens, S. , Pahnke, K. , Paul, M. , Pavia, F. , Pena, L. D. , Peters, B. , Planchon, F. , Planquette, H. , Pradoux, C. , Puigcorbé, V. , Quay, P. , Queroue, F. , Radic, A. , Rauschenberg, S. , Rehkämper, M. , Rember, R. , Remenyi, T. , Resing, J. A. , Rickli, J. , Rigaud, S. , Rijkenberg, M. J. , Rintoul, S. , Robinson, L. F. , Roca-Martí, M. , Rodellas, V. , Roeske, T. , Rolison, J. M. , Rosenberg, M. , Roshan, S. , Rutgers van der Loeff, M. M.

, Ryabenko, E. , Saito, M. A. , Salt, L. A. , Sanial, V. , Sarthou, G. , Schallenberg, C. , Schauer, U. , Scher, H. , Schlosser, C. , Schnetger, B. , Scott, P. , Sedwick, P. N. , Semiletov, I. , Shelley, R. , Sherrell, R. M. , Shiller, A. M. , Sigman, D. M. , Singh, S. K. , Slagter, H. A. , Slater, E. , Smethie, W. M. , Snaith, H. , Sohrin, Y. , Sohst, B. , Sonke, J. E. , Speich, S. , Steinfeldt, R. , Stewart, G. , Stichel, T.

, Stirling, C. H. , Stutsman, J. , Swarr, G. J. , Swift, J. H. , Thomas, A. , Thorne, K. , Till, C. P. , Till, R. , Townsend, A. T. , Townsend, E. , Tuerena, R. , Twining, B. S. , Vance, D. , Velazquez, S. , Venchiarutti, C. , Villa-Alfageme, M. , Vivancos, S. M. , Voelker, A. H. , Wake, B. , Warner, M. J. , Watson, R. , van Weerlee, E. , Alexandra Weigand, M. , Weinstein, Y. , Weiss, D. , Wisotzki, A. , Woodward, E. M. S. , Wu, J. , Wu, Y. , Wuttig, K. , Wyatt, N. , Xiang, Y. , Xie, R. C. , Xue, Z. , Yoshikawa, H. , Zhang, J. , Zhang, P. , Zhao, Y. , Zheng, L. , Zheng, X. Y. , Zieringer, M. , Zimmer, L. A. , Ziveri, P. , Zunino, P. and Zurbrick, C. (2018)
The GEOTRACES Intermediate Data Product 2017 ,

Chemical Geology, 493 , pp. 210-223 .

doi:https://doi.org/10.1016/j.chemgeo.2018.05.040 , hdl:10013/epic.b507b631-fad8-48fd-bf14-d886bdd74094

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Article

Ahmerkamp, S. , Winter, C. , Krämer, K. , Beer, D. d. , Janssen, F.

, Friedrich, J. , Kuypers, M. M. M. and Holtappels, M.

(2017)
Regulation of benthic oxygen fluxes in permeable sediments of the coastal ocean ,

Limnology and Oceanography .

doi:https://doi.org/10.1002/lno.10544 , hdl:10013/epic.50753

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Article

Baschek, B. , Schroeder, F. , Brix, H. , Riethmüller, R. , Badewien, T. H. , Breitbach, G. , Brügge, B. , Colijn, F. , Doerffer, R. , Eschenbach, C. , Friedrich, J. , Fischer, P.

, Garthe, S. , Horstmann, J. , Krasemann, H. , Metfies, K.

, Merckelbach, L. , Ohle, N. , Petersen, W. , Pröfrock, D. , Röttgers, R. , Schlüter, M. , Schulz, J. , Schulz-Stellenfleth, J. , Stanev, E. , Staneva, J. , Winter, C. , Wirtz, K. , Wollschläger, J. , Zielinski, O. and Ziemer, F. (2017)
The Coastal Observing System for Northern and Arctic Seas (COSYNA) ,

Ocean Science, 13 (3), pp. 379-410 .

doi:https://doi.org/10.5194/os-13-379-2017 , hdl:10013/epic.50986

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Article

Neumann, A. , Möbius, J. , Hass, H. C.

, Puls, W. and Friedrich, J. (2016)
Empirical model to estimate permeability of surface sediments in the German Bight (North Sea) ,

Journal of Sea Research .

doi:https://doi.org/10.1016/j.seares.2016.12.002 , hdl:10013/epic.49805

Article

Mawji, E. , Schlitzer, R.

, Dodas, E. M. , Abadie, C. , Abouchami, W. , Anderson, R. F. , Baars, O. , Bakker, K. , Baskaran, M. , Bates, N. R. , Bluhm, K. , Bowie, A. , Bown, J. , Boye, M. , Boyle, E. A. , Branellec, P. , Bruland, K. W. , Brzezinski, M. A. , Bucciarelli, E. , Buesseler, K. , Butler, E. , Cai, P. , Cardinal, D. , Casciotti, K. , Chaves, J. , Cheng, H. , Chever, F. , Church, T. M. , Colman, A. S. , Conway, T. M. , Croot, P. L. , Cutter, G. A. , de Baar, H. J. , de Souza, G. F. , Dehairs, F. , Deng, F. , Dieu, H. T. , Dulaquais, G. , Echegoyen-Sanz, Y. , Lawrence Edwards, R. , Fahrbach, E. , Fitzsimmons, J. , Fleisher, M. , Frank, M. , Friedrich, J. , Fripiat, F. , Galer, S. J. , Gamo, T. , Solsona, E. G. , Gerringa, L. J. , Godoy, J. M. , Gonzalez, S. , Grossteffan, E. , Hatta, M. , Hayes, C. T. , Heller, M. I. , Henderson, G. , Huang, K. F. , Jeandel, C. , Jenkins, W. J. , John, S. , Kenna, T. C. , Klunder, M. , Kretschmer, S. , Kumamoto, Y. , Laan, P. , Labatut, M. , Lacan, F. , Lam, P. J. , Lannuzel, D. , le Moigne, F. , Lechtenfeld, O. J. , Lohan, M. C. , Lu, Y. , Masqué, P. , McClain, C. R. , Measures, C. , Middag, R. , Moffett, J. , Navidad, A. , Nishioka, J. , Noble, A. , Obata, H. , Ohnemus, D. C. , Owens, S. , Planchon, F. , Pradoux, C. , Puigcorbé, V. , Quay, P. , Radic, A. , Rehkämper, M. , Remenyi, T. , Rijkenberg, M. J. , Rintoul, S. , Robinson, L. F. , Roeske, T. , Rosenberg, M. , van der Loeff, M. R.

, Stutsman, J. , Swift, J. H. , Tagliabue, A. , Thomas, A. , Tsunogai, U. , Twining, B. S. , van Aken, H. M. , van Heuven, S. , van Ooijen, J. , van Weerlee, E. , Venchiarutti, C. , Voelker, A. H. , Wake, B. , Warner, M. J. , Woodward, E. M. S. , Wu, J. , Wyatt, N. , Yoshikawa, H. , Zheng, X. Y. , Xue, Z. , Zieringer, M. and Zimmer, L. A. (2015)
The GEOTRACES Intermediate Data Product 2014 ,

Marine Chemistry, 177 , pp. 1-8 .

doi:https://doi.org/10.1016/j.marchem.2015.04.005 , hdl:10013/epic.144bdef5-cb25-439a-b25d-266871160cfd

Article

Mawji, E. , Schlitzer, R.

, Dodas, E. M. , Abadie, C. , Abouchami, W. , Anderson, R. F. , Baars, O. , Bakker, K. , Baskaran, M. , Bates, N. R. , Bluhm, K. , Bowie, A. , Bown, J. , Boye, M. , Boyle, E. A. , Branellec, P. , Bruland, K. W. , Brzezinski, M. A. , Bucciarelli, E. , Buesseler, K. , Butler, E. , Cai, P. , Cardinal, D. , Casciotti, K. , Chaves, J. , Cheng, H. , Chever, F. , Church, T. M. , Colman, A. S. , Conway, T. M. , Croot, P. L. , Cutter, G. A. , de Baar, H. J. , de Souza, G. F. , Dehairs, F. , Deng, F. , Dieu, H. T. , Dulaquais, G. , Echegoyen-Sanz, Y. , Edwards, R. L. , Fahrbach, E. , Fitzsimmons, J. , Fleisher, M. , Frank, M. , Friedrich, J. , Fripiat, F. , Galer, S. J. , Gamo, T. , Solsona, E. G. , Gerringa, L. J. , Godoy, J. M. , Gonzalez, S. , Grossteffan, E. , Hatta, M. , Hayes, C. T. , Heller, M. I. , Henderson, G. , Huang, K. F. , Jeandel, C. , Jenkins, W. J. , John, S. , Kenna, T. C. , Klunder, M. , Kretschmer, S. , Kumamoto, Y. , Laan, P. , Labatut, M. , Lacan, F. , Lam, P. J. , Lannuzel, D. , le Moigne, F. , Lechtenfeld, O. J. , Lohan, M. C. , Lu, Y. , MasquÃ©, P. , McClain, C. R. , Measures, C. , Middag, R. , Moffett, J. , Navidad, A. , Nishioka, J. , Noble, A. , Obata, H. , Ohnemus, D. C. , Owens, S. , Planchon, F. , Pradoux, C. , PuigcorbÃ©, V. , Quay, P. , Radic, A. , RehkÃ¤mper, M. , Remenyi, T. , Rijkenberg, M. J. , Rintoul, S. , Robinson, L. F. , Roeske, T. , Rosenberg, M. , Rutgers van der Loeff, M.

, Ryabenko, E. , Saito, M. A. , Roshan, S. , Salt, L. , Sarthou, G. , Schauer, U. , Scott, P. , Sedwick, P. N. , Sha, L. , Shiller, A. M. , Sigman, D. M. , Smethie, W. , Smith, G. J. , Sohrin, Y. , Speich, S. , Stichel, T. , Stutsman, J. , Swift, J. H. , Tagliabue, A. , Thomas, A. , Tsunogai, U. , Twining, B. S. , van Aken, H. M. , van Heuven, S. , van Ooijen, J. , van Weerlee, E. , Venchiarutti, C. , Voelker, A. H. , Wake, B. , Warner, M. J. , Woodward, E. M. S. , Wu, J. , Wyatt, N. , Yoshikawa, H. , Zheng, X. Y. , Xue, Z. , Zieringer, M. and Zimmer, L. A. (2015)
The {GEOTRACES} Intermediate Data Product 2014 ,

Marine Chemistry, 177, P , 1 - 8 .

doi:https://doi.org/10.1016/j.marchem.2015.04.005 , hdl:10013/epic.46232

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Article

Friedrich, J. , Janssen, F.

, Aleynik, D. , Bange, H. , Boltacheva, N. , Cagatay, M. N. , Dale, A. W. , Etiope, G. , Erdem, Z. , Geraga, M. , Gilli, A. , Gomoiu, M. T. , Hall, P. O. J. , Hanson, D. , He, Y. , Holtappels, M. , Kirf, M. K. , Kononets, M. , Konovalov, S. , Lichtschlag, A. , Livingstone, D. M. , Marinaro, G. , Mazlumyan, S. , Naeher, S. , North, R. P. , Papatheodorou, G. , Pfannkuche, O. , Prien, R. D. , Rehder, G. , Schubert, C. J. , Soltwedel, T.

, Sommer, S. , Stahl, H. , Stanev, E. V. , Teaca, A. , Tengberg, A. , Waldmann, C. , Wehrli, B. and Wenzhöfer, F.

(2014)
Investigating hypoxia in aquatic environments: diverse approaches to addressing a complex phenomenon ,

Biogeosciences, 11 , pp. 1215-1259 .

doi:https://doi.org/10.5194/bg-11-1215-2014 , hdl:10013/epic.43101

Conference -Talk

Friedrich, J. , Janssen, F.

, He, Y. , Holtappels, M. , Konovalov, S. , Prien, R. D. , Rehder, G. and Stanev, E. (2013)
Monitoring hypoxia: diverse approaches to addressing a complex phenomenon with focus on the Black Sea ,

Marine Research Horizon 2020, Varna, Bulgaria, 17 September 2013 - 20 September 2013 .

hdl:10013/epic.45530

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Article

Kusch, S. , Kashiyama, Y. , Ogawa, N. O. , Altabet, M. , Butzin, M.

, Friedrich, J. , Ohkouchi, N. and Mollenhauer, G.

(2010)
Implications for chloro- and pheopigment synthesis and preservation from combined compound-specific δ13C, δ15N, and Δ14C analysis ,

Biogeosciences Discuss., 7 , pp. 6265-6294 .

doi:https://doi.org/10.5194/bgd-7-6265-2010 , hdl:10013/epic.35721

Article

Kusch, S. , Kashiyama, Y. , Ogawa, N. O. , Altabet, M. , Butzin, M.

, Friedrich, J. , Ohkouchi, N. and Mollenhauer, G.

(2010)
Implications for chloro- and pheopigment synthesis and preservation from combined compound-specific δ13C, δ15N, and Δ14C ,

Biogeosciences, 7 , pp. 4105-4118 .

doi:https://doi.org/10.5194/bg-7-4105-2010 , hdl:10013/epic.36440

Conference -Talk

Kusch, S. , Kashiyama, Y. , Ogawa, N. O. , Altabet, M. , Friedrich, J. , Ohkouchi, N. and Mollenhauer, G.

(2009)
Radiocarbon ages and stable C- and N-isotopic composition of chloro- and pheo-pigments from the Western Black Sea ,

International Meeting on Organic Geochemistry, 6-11 September, Bremen, Germany. .

hdl:10013/epic.33363

Article

Langmead, O. , McQuatters-Gollop, A. , Mee, L. D. , Friedrich, J. , Gilbert, A. J. , Gomoiu, M. T. , Jackson, E. L. , Knudsen, S. , Minicheva, G. and Todorova, V. (2009)
Recovery or decline of the Black Sea: A societal choice revealed by socio-ecological modeling. ,

Ecological Modelling., 220 (21), pp. 2927-2939 .

doi:https://doi.org/10.1016/j.ecolmodel.2008.09.011 , hdl:10013/epic.39158

Conference -Invited talk

Kusch, S. , Kashiyama, Y. , Ogawa, N. O. , Friedrich, J. , Ohkouchi, N. and Mollenhauer, G.

(2009)
Synthesis, degradation and depositional dynamics of chloro- and pheopigments from the Western Black Sea: insights from combined δ13C, δ15N and Δ14C analysis ,

ISOCOMPOUND '09 - Advances in analyses and applications of compound-specific stable isotopes in ecology, ecosystem- and earth sciences, 1-5 June 2009, Potsdam, Germany. .

hdl:10013/epic.32788

Article

Artioli, J. , Friedrich, J. , Gilbert, A. J. , MacQuatters-Gollop, A. , Mee, L. D. , Vermaat, J. E. , Wullf, F. , Humborg, C. , Palmeri, L. and Pollehne, F. (2008)
Nutrient budgets for European seas: a measure of the effectiveness of nutrient reduction policies ,

Marine Pollution Bulletin. 56(9), pp. 1609-1617 .

doi:https://doi.org/10.1016/j.marpolbul.2008.05.027 , hdl:10013/epic.31575

Article

Friedrich, J. (2008)
Uranium contamination of the Aral Sea ,

Journal of Marine Systems. .

doi:https://doi.org/10.1016/j.jmarsys.2008.03.020 , hdl:10013/epic.31571

Conference -Poster

Witt, M. , Friedrich, J. and Koch, B.

(2007)
Characterization of fulvic and humic acids from different locations by ultrahigh resolution mass spectrometry ,

8th European FTMS conference. 28 Aug - 1 Sep 2007, Moscow, Russia. .

hdl:10013/epic.28806

Conference -Talk

Gilbert, A. , Artioli, Y. , Daunys, D. , Friedrich, J. , Humborg, C. , Lowe, C. , McQuatters-Gallop, A. , Mee, L. D. , Olenin, S. and Palmeri, L. (2007)
Estimation of future nutrient enrichment in Europes regional seas. ,

EGU2007-A-11085. .

hdl:10013/epic.27022

Conference -Invited talk

van Beusekom, J. , Friedrich, J. , Colijn, F. , Dolch, T. , Hass, C.

, Löbl, M. , Martens, P. , Nehls, G. and Reise, K.

(2007)
Long-Term Ecological Trends n the Wadden Sea ,

AGU Science meeting, Acapulco, Mexico, May 21-25 .

hdl:10013/epic.26850

Conference -Talk

Artioli, Y. , Friedrich, J. , Vermaat, J. , Wulff, F. , Gilbert, A. , Humborg, C. and Palmeri, L. (2007)
Nutrient budgets for European seas: a measure of the effectiveness of nutrient reduction policies ,

EGU2007-A-11079. .

hdl:10013/epic.26614

Conference -Poster

Koch, B.

, Dittmar, T. , Witt, M. , Friedrich, J. and Kattner, G. (2007)
Resolving unresolved complex mixtures: Offline coupling of liquid chromatography and Fourier Transform Ion Cyclotron Resonance Mass Spectrometry ,

8th European FTMS conference. 28 Aug - 1 Sep 2007, Moscow, Russia. .

hdl:10013/epic.28805

Article

Teodoru, C. R. , Friedl, G. , Friedrich, J. , Roehl, U. , Sturm, M. and Wehrli, B. (2007)
Spatial distribution and recent changes in carbon, nitrogen and phosphorus accumulation in sediments of the Black Sea. ,

Marine Chemistry. .

doi:https://doi.org/10.10.1016/j.marchem.2006.12.013 , hdl:10013/epic.26615

Conference -Talk

Friedrich, J. (2007)
Uranium contamination of the Aral Sea ,

EGU2007-A-01877. .

hdl:10013/epic.27021

Conference -Talk

Friedrich, J. , Delacruz, J. , Gilbert, A. and Mee, L. (2006)
Analyzing Ecosystem State Changes on the North-Western Black Sea Shelf with Conceptual Models. ,

EGU, Abstract EGU06-A-02670, 3-7 April, Vienna , Austria. .

hdl:10013/epic.25059

Article

Merz, B. , Friedrich, J. , Disse, M. , Schwarz, J. N. , Goldammer, J. G. and Wächter, J. (2006)
Possibilities and limitations of interdisciplinary, user-oriented research: Experiences from the German Research Network Natural Disasters ,

Natural hazards, 38, 1 , pp. 3-20 .

hdl:10013/epic.22341

Conference -Invited talk

Friedrich, J. (2005)
Nutrient budgets on the north-western Black Sea shelf. ,

invited lecture, EU-FRP 6 European Lifestyles and Marine Ecosystems, Meeting of WP 3 Eutrophication, 1/2005, Istanbul, Turkey. .

hdl:10013/epic.22355

Conference -Talk

Friedrich, J. and Oberhänsli, H. (2005)
Present geochemical state of the Aral Sea and consequences for the ecosystem. ,

EGU, 25-29 April, Vienna, Austria. .

hdl:10013/epic.25056

Conference -Talk

Friedrich, J. and Oberhänsli, H. (2005)
Present geochemical state of the Aral Sea and consequences for the ecosystem. ,

Physical and chemical fluxes in the dying Aral Sea. 3. Workshop under NATO Cooperative Linkage Project, EST.CLG 980445, 26-28 Oct., Moscow, Russia. .

hdl:10013/epic.25058

Article

Mee, L. D. , Friedrich, J. and Gomoiu, M. T. (2005)
Restoring the Black Sea in times of uncertainty. ,

Oceanography, Vol.18, No.2, pp. 32-43 .

hdl:10013/epic.22391

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Conference -Talk

Friedrich, J. , Gregoire, M. , Cociasu, A. and Gilbert, A. (2005)
Towards nutrient budget scenarios for the north-western Black Sea shelf. ,

LOICZ II Inaugural Open Science Meeting, 27-29 June, Egmond aan Zee, The Netherlands. .

hdl:10013/epic.25057

Conference -Poster

Hanfland, C. , Friedrich, J. , Geibert, W.

and Rutgers v. d. Loeff, M.

(2005)
Ziele und Vorbereitungen des deutschen Beitrags zum internationalen GEOTRACES Programm ,

22. Int. Polartagung, 18.-24.9.2005, Jena, Deutschland. .

hdl:10013/epic.22910

Conference -Talk

Friedrich, J. , Boroffka, N. and Oberhänsli, H. (2004)
The Aral Sea - Geochemical and Archeological Evidence for a Changing Ecosystem ,

Physical and chemical fluxes in the dying Aral Sea. Workshop under NATO Cooperative Linkage Project, EST.CLG 980445, 4/2004, Nukus/Uzbekhistan. .

hdl:10013/epic.22356

Conference -Poster

Friedrich, J. , Boroffka, N. and Oberhänsli, H. (2004)
The Aral Sea Geochemical Evidence for a Changing Ecosystem ,

Conference on "Climate change and aquatic systems. Past, present and future", 7/2004, Plymouth,UK. .

hdl:10013/epic.22358

Conference -Invited talk

Friedrich, J. , Mee, L. D. and Reynolds, P. (2004)
The Black Sea Ecosystem Recovery Project Eutrophication and adaptive management. Informal ,

invited lecture, conference on Methane seepage, mud volcanoes and gas hydrates in the Black Sea, 2/2004, Kiel, Germany,. .

hdl:10013/epic.22353

Conference -Poster

Hanfland, C. and Friedrich, J. (2004)
Determination of naturally occurring radionuclides in the Southern Ocean during GEOTRACES program ,

SCAR Open Science Conference, 26.-28.7.2004, Bremen, Germany. Terra Nostra Abstract Volume of XXVIII SCAR Meeting .

hdl:10013/epic.20534

Conference -Talk

Friedrich, J. (2004)
Geochemical results from the Aktumsyk field campaign in April 2004 ,

Physical and chemical fluxes in the dying Aral Sea. Workshop under NATO Cooperative Linkage Project, EST.CLG 980445, 11/2004, Potsdam, Germany. .

hdl:10013/epic.22357

Article

Friedrich, J. and Oberhänsli, H. (2004)
Hydrochemical properties of the Aral Sea water in summer 2002 ,

Journal of Marine Systems, 47 , pp. 77-88 .

hdl:10013/epic.19854

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Conference -Invited talk

Friedrich, J. , Gomoiu, M. T. , Besiktepe, S. and Mee, L. D. (2004)
Improve knowledge on the process of eutrophication in the Black Sea Report on the activities of the International Study Group in 2003-2004. ,

invited lectue, Inception meeting of Phase II of the Black Sea Ecosystem Recovery Project, 11/2004, Istanbul, Turkey. .

hdl:10013/epic.22354

Article

Gregoire, M. and Friedrich, J. (2004)
Nitrogen Budget of the north-western Black Sea shelf as inferred from modeling studies and in-situ benthic measurements. ,

Marine Ecology-Progress Series, 270 , pp. 15-39 .

hdl:10013/epic.19859

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Inbook

Rutgers v. d. Loeff, M.

, Friedrich, J. , Geibert, W.

, Hanfland, C. , Höltzen, H. , Vöge, I. and Walter, H. J. (2004)
Radionuclides as tracers for particle flux and transport of water masses in the Atlantic sector of the Southern Ocean ,

The South Atlantic in the Late Quaternary - Reconstruction of Material Budget and Current systems. Wefer, G., Ratmeyer, V. and Meinecke, G. (Eds.), Springer-Verlag : Berlin, Heidelberg, New York, Tokyo:, ISBN: 3-540-21028-8 .

hdl:10013/epic.15232

Conference -Talk

Friedrich, J. , Boroffka, N. and Oberhänsli, H. (2003)
The Aral Sea - New Data From a Changing Ecosystem - ,

35th International Liège Colloquium on Ocean Dynamics Dying and Dead Seas, 5/2003, Liege, Belgium. .

hdl:10013/epic.22359

Article

Friedrich, J. , Dinkel, C. , Grieder, E. , Radan, S. , Secrieru, D. , Steingruber, S. and Wehrli, B. (2003)
Nutrient uptake in Danube Delta Lakes. ,

Biogeochemistry, 64 , pp. 373-398 .

hdl:10013/epic.19855

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Conference -Talk

Friedrich, J. and Wehrli, B. (2003)
Reducing Nutrient Input Into the Black Sea - Learning From the Danube Delta - ,

International conference on Scientific and policy challenges towards an effective management of the marine environment Emphasis on the Black Sea and the Mediterranean regions, 10/2003, Varna, Bulgaria. .

hdl:10013/epic.22360

Article

Friedrich, J. , Dinkel, C. , Pimenov, N. , Wijsman, J. , Gomoiu, M. T. , Popa, L. , Cociasu, A. and Wehrli, B. (2002)
Benthic Nutrient Cycling and Diagenetic Pathways in the North Western Black Sea. ,

Estuarine coastal and shelf science, 54 , pp. 369-383 .

hdl:10013/epic.19856

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Conference -Invited talk

Friedrich, J. and Merz, B. (2002)
German Research Network Natural Disasters. ,

Invited lecture, 2nd IIASA-DPRI Meeting "Integrated disaster risk manegement: Megacity Vulnerability and Resilience", 7/2002, Laxenburg, Austria. .

hdl:10013/epic.22351

Conference -Invited talk

Friedrich, J. and Merz, B. (2002)
German Research Network Natural Disasters. ,

Seminar at SLF, 9/2002, Davos, Switzerland. .

hdl:10013/epic.22352

Conference -Invited talk

Friedrich, J. (2002)
Nutrient transformation in marine and freshwater ecosystems. ,

Seminar at Potsdam Institute for Climate Impact Research, 6/2002, Potsdam, Germany. .

hdl:10013/epic.22350

Conference -Talk

Friedrich, J. , Friedl, G. , Bondar, C. , Pimenov, N. , Wehrli, B. and Gregoire, M. (2002)
Spatial and Temporal Variability of Benthic Fluxes and Diagentic Pathways of Organic Matter in the North-Western Black Sea ,

Second International Conference on the Oceanography of the Eastern Mediterranean and Black Sea: Similarities and Differences of Two Interconnected Basins, 10/2002, Ankara, Turkey. .

hdl:10013/epic.22361

Conference -Talk

AGU/ASLO Ocean Sciences Meeting, 2/2002, Honolulu, Hawaii-USA. .

hdl:10013/epic.22362

Conference -Invited talk

Friedrich, J. (2002)
Spatial and temporal variability of benthic fluxes and benthic mineralization pathways of organic matter in freshwater and marine ecosystems. ,

Seminar at INRS-ETE, 2/2002, Quebec, Canada. .

hdl:10013/epic.22349

Article

Friedrich, J. and Rutgers v. d. Loeff, M.

(2002)
A two-tracer (210Po-234Th) approach to distinguish organic carbon and biogenic silica export flux in the Antarctic Circumpolar Current ,

DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 49 , pp. 101-120 .

hdl:10013/epic.16327

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Conference -Talk

Friedrich, J. and Merz, B. (2001)
Deutsches Forschungsnetz Naturkatastrophen ,

2th Panel on Natural Disaster Prevention of the German Committee of Disaster Prevention, 9/2001, Leipzig, Germany. .

hdl:10013/epic.22363

Article

Steingruber, S. M. , Friedrich, J. , Gächter, R. and Wehrli, B. (2001)
Measurement of denitrification in sediments with the 15N isotope pairing technique. ,

Applied and environmental microbiology, 67 , pp. 3771-3778 .

hdl:10013/epic.19857

Conference -Invited talk

Friedrich, J. and Merz, B. (2001)
Presentation of the German Research Network Natural Disasters. ,

Ernst Basler & Partner AG, 8/2001, Zollikon,Switzerland. .

hdl:10013/epic.22348

Conference -Poster

Friedrich, J. and Wehrli, B. (2000)
Delta Lakes as Nutrient Sinks Case Study Danube Delta ,

ASLO Aquatic Sciences Meeting Research across Boundaries 6/2000, Copenhagen, Denmark. .

hdl:10013/epic.22364

Conference -Invited talk

Friedrich, J. , Dinkel, C. and Wehrli, B. (2000)
Delta Lakes as nutrient sinks A process study in the Danube Delta. ,

Seminar at Institute F.A. Forel, 2/2000, Versoix/Switzerland. .

hdl:10013/epic.22347

Article

Pimenov, N. V. , Rusanov, I. I. , Yusupov, S. K. , Friedrich, J. , Lein, A. Y. , Wehrli, B. and Ivanov, M. V. (2000)
Microbial Processes at the Aerobic-Anaerobic Interface in the Deep-Water Zone of the Black Sea. ,

Microbiology, 69 , pp. 436-448 .

hdl:10013/epic.19858

Conference -Invited talk

Friedrich, J. (1999)
Benthic nutrient fluxes in marine and limnetic systems Black Sea and Danube Delta. ,

UFZ-Seminar, Umweltforschungszentrum, November 1999, Magdeburg/Germany. .

hdl:10013/epic.22346

Article

Friedrich, J. , Dinkel, C. , Grieder, E. , Steingruber, S. , Radan, S. and Wehrli, B. (1999)
Delta Lakes as nutrient sinks A process study in the Danube Delta. ,

GeoEcoMarina, 4 , pp. 5-17 .

hdl:10013/epic.21029

Conference -Poster

Wehrli, B. , Friedrich, J. and Dinkel, C. (1998)
Benthic fluxes of Nutrients and Redox-Sensitive Metals in the North Western Black Sea ,

"Ocean Sciences Meeting", AGU-ASLO, 1/1998, San Diego, USA. .

hdl:10013/epic.22365

Conference -Talk

Friedrich, J. , Dinkel, C. , Wehrli, B. , Friedl, G. , Pimenov, N. , Wijsman, J. and Gomoiu, M. T. (1998)
Benthic nutreint cycling and diagenetic pathways in the north-western Black Sea. ,

EU-EROS 21 "The interactions betwen the Danube, Dniestr and Dniepr Rivers and the north-western Black Sea. final meeting on the North-Western Black Sea,6/1998, Ispra, Italy. .

hdl:10013/epic.22368

Conference -Poster

Friedrich, J. and Rutgers v. d. Loeff, M.

(1998)
Lead-210 and Polonium-210 in the Southern Polar Ocean - Tracer for Particle Export? ,

"Ocean Sciences Meeting", AGU-ASLO, 1/1998, San Diego, USA. .

hdl:10013/epic.22366

Conference -Poster

Friedrich, J. , Dinkel, C. and Wehrli, B. (1997)
Benthic fluxes of nutrients and redox sensitive metals in the north-western Black Sea. ,

LOICZ conference Global change science in the coastal zone 10/1997, Noordwijkerhout, Netherlands. .

hdl:10013/epic.22369

Article

Rutgers v. d. Loeff, M.

, Friedrich, J. and Bathmann, U. (1997)
Carbon export during the spring bloom at the Antarctic Polar Front, determined with the natural tracer 234Th ,

Deep-Sea Research II, 44 , pp. 457-478 .

hdl:10013/epic.13280

PANGAEA Documentation

Rutgers v. d. Loeff, M.

, Höltzen, H. and Friedrich, J. (1997)
Documentation of file RADIOISO.XLS ,

Smetacek, Victor; de Baar, Hein JW; Bathmann, Ulrich; Lochte, Karin; Rutgers van der Loeff, Michiel M (1997): Ecology and biogeochemistry of the Antarctic circumpolar current during austral spring: Southern Ocean JGOFS Cruise ANT X/6 of R.V. Polarstern. D, Bremerhaven, PANGAEA, 00100-2 .

hdl:10013/epic.37541

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"Berichte zur Polar- und Meeresforschung" PhD

Friedrich, J. (1997)
Polonium-210 und Blei-210 im Südpolarmeer : natürliche Tracer für biologische und hydrographische Prozesse im Oberflächenwasser des Antarktischen Zirkumpolarstroms und des Weddellmeeres = Polonium-210 and Lead-210 in the southern Polar Ocean : naturally occurring tracers of biological and hydrographical processes in the surface waters of the Antarctic circumpolar current and the Weddell Sea ,

Berichte zur Polarforschung (Reports on Polar Research), Bremerhaven, Alfred Wegener Institute for Polar and Marine Research, 235 , 155 p. .

doi:https://doi.org/10.2312/BzP_0235_1997 , hdl:10013/epic.10236

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Thesis -PhD

Friedrich, J. (1997)
Polonium-210 und Blei-210 im Südpolarmeer: Natürliche Tracer für biologische und hydrographische Prozesse im Oberflächenwasser des Antarktischen Zirkumpolarstroms und des Weddellmeeres ,

PhD thesis,

hdl:10013/epic.11440

Conference -Invited talk

Friedrich, J. (1996)
Polonium-210 and Lead-210 in the Southern Polar Ocean Tracer for particle export? ,

EAWAG Seminar, EAWAG, Dezember 1996, Kastanienbaum, Schweiz. .

hdl:10013/epic.22345

Conference -Talk

Van der Loeff, M. M. R. , Friedrich, J. , Bathmann, U. , Dubischar, C. , Stoll, M. H. C. and de Baar, H. J. W. (1994)
Carbon Export During the Spring Bloom at the Southern Polar Front, Quantified with the Natural Tracer 234Th. ,

1994 Ocean Sciences Meeting, ASLO, 21-25 Feb, San Diego, California, USA. .

hdl:10013/epic.22262