@misc{BeckerMartienssenFuhrmannetal., author = {Becker, M. and Martienssen, Marion and Fuhrmann, Bernd and Spohn, U.}, title = {Analysing nitrogen and sulphide elimination from leachate by coulometric continuous flow titration}, language = {en} } @misc{JankKoeserLueckingetal., author = {Jank, M. and K{\"o}ser, H. and L{\"u}cking, F. and Martienssen, Marion and Wittich, S.}, title = {Decolorization and degradation of Erioglaucine (Acid Blue 9) dye in wastewater}, language = {en} } @misc{MartienssenGruendl, author = {Martienssen, Marion and Gr{\"u}ndl, Marlies}, title = {Einsatz tr{\"a}gerfixierter Mikroorganismen zur Eliminierung von PAH und Mineral{\"o}lkohlenwasserstoffen aus kontaminierten B{\"o}den}, series = {Chemie-Ingenieur-Technik}, volume = {71}, journal = {Chemie-Ingenieur-Technik}, number = {6}, issn = {0009-286X}, pages = {624 -- 628}, language = {de} } @misc{Martienssen, author = {Martienssen, Marion}, title = {Simultaneous catalytic detoxification and biodegradation of organic peroxides during the biofilm process}, language = {en} } @misc{MartienssenGruendl, author = {Martienssen, Marion and Gr{\"u}ndl, Marlies}, title = {Immobilized microorganisms for the degradation of PAH and hydrocarbons from contaminated soil}, language = {en} } @inproceedings{NixdorfBeckerGruenebergetal., author = {Nixdorf, Brigitte and Becker, Katja and Gr{\"u}neberg, Bj{\"o}rn and B{\"o}llmann, J{\"o}rg and Martienssen, Marion}, title = {Stickstoffums{\"a}tze in unterschiedlichen Gew{\"a}ssertypen Berlin/Brandenburgs, Teil 2: Erste Ergebnisse zu eintr{\"a}gen und Ums{\"a}tzen}, series = {Erweiterte Zusammenfassungen der Jahrestagung 2011 der Deutschen Gesellschaft f{\"u}r Limnologie (DGL) und der deutschen und {\"o}sterreichischen Sektion der Societas Internationalis Limnologiae (SIL), Weihenstephan, 12. - 16. Sept. 2011}, booktitle = {Erweiterte Zusammenfassungen der Jahrestagung 2011 der Deutschen Gesellschaft f{\"u}r Limnologie (DGL) und der deutschen und {\"o}sterreichischen Sektion der Societas Internationalis Limnologiae (SIL), Weihenstephan, 12. - 16. Sept. 2011}, publisher = {Eigenverl. der DGL}, address = {Hardegsen}, isbn = {978-3-9813095-2-2}, pages = {239 -- 244}, language = {de} } @inproceedings{BoellmannMartienssenGrueneberg, author = {B{\"o}llmann, J{\"o}rg and Martienssen, Marion and Gr{\"u}neberg, Bj{\"o}rn}, title = {Vergleich der mikrobiellen Nitratreduktion in Sediment und Pelagial eines eutrophen Flusssees und eines mesotrophen geschichteten Sees}, series = {Erweiterte Zusammenfassungen der Jahrestagungder Deutschen Gesellschaft f{\"u}r Limnologie (DGL), Potsdam - Berlin, 09. - 13. September 2013}, booktitle = {Erweiterte Zusammenfassungen der Jahrestagungder Deutschen Gesellschaft f{\"u}r Limnologie (DGL), Potsdam - Berlin, 09. - 13. September 2013}, publisher = {Hardegsen}, address = {Eigenverlag der DGL}, isbn = {978-3-9813095-5-3}, pages = {35 -- 39}, language = {de} } @inproceedings{BoellmannMartienssenNixdorf, author = {B{\"o}llmann, J{\"o}rg and Martienssen, Marion and Nixdorf, Brigitte}, title = {Stickstoffums{\"a}tze in unterschiedlichen Gew{\"a}ssertypen Berlin/Brandenburgs, Teil 1: Zellzahlen von Nitrifikanten und Denitrifikanten}, series = {Erweiterte Zusammenfassung der Jahrestagung der DGL 2011 in Weihenstephan}, booktitle = {Erweiterte Zusammenfassung der Jahrestagung der DGL 2011 in Weihenstephan}, publisher = {Eigenverlag der DGL}, address = {Hardegsen}, isbn = {978-3-9813095-2-2}, pages = {234 -- 238}, language = {de} } @misc{MartienssenSchulze, author = {Martienssen, Marion and Schulze, Rolf}, title = {Langzeituntersuchungen zum Einsatz von Rekultivierungs-/Methanoxidationsschichten auf Hausm{\"u}lldeponien}, series = {M{\"u}ll und Abfall}, volume = {44}, journal = {M{\"u}ll und Abfall}, number = {4}, issn = {1863-9763}, pages = {202 -- 209}, language = {de} } @misc{GoeringMartienssen, author = {G{\"o}ring, Daniel and Martienssen, Marion}, title = {Elimination von Epichlorhydrin bei der Behandlung industrieller Abw{\"a}sser}, series = {KA - Korrespondenz Abwasser, Abfall}, volume = {61}, journal = {KA - Korrespondenz Abwasser, Abfall}, number = {5}, issn = {1866-0029}, pages = {447 -- 455}, language = {de} } @misc{RathsackBoellmannMartienssen, author = {Rathsack, Kristina and B{\"o}llmann, J{\"o}rg and Martienssen, Marion}, title = {Comparative Study of Different Methods for Analyzing Denitrifying Bacteria in Fresh Water Ecosystems}, series = {Journal of Water Resource and Protection}, volume = {6}, journal = {Journal of Water Resource and Protection}, number = {6}, issn = {1945-3094}, pages = {609 -- 617}, abstract = {Bacteria capable of denitrification play a significant role in the nitrogen cycle of freshwater ecosystems. By metabolizing nitrogen compounds they e.g. counteract the eutrophication of natural waters. To get detailed insights into the in situ turnover rates of nitrogen a reliable tool of quantification for active microorganisms is essential. In the present investigation, quantification capabilities of a molecular tool (Polymerase Chain Reaction—PCR) and a cultivation based tool (Most probable number—MPN) were investigated and compared. The total bacterial concentration yielded by the molecular PCR approach was up to 6-fold higher compared to the results of the MPN approach. However, the portion of culturable denitrifying bacteria compared to the number of specific gene copies (nirS) was much lower. Depending on the environmental conditions, the difference between the PCR and the MPN approach was up to three orders of magnitude. From lab scale experiments with a pure P. aeroginosa strain it can be concludes, that these differences are not the result of inappropriate culture conditions but rather reflect the portion of so called viable but not culturable bacteria (VBNC). Low nitrate concentrations as found in many fresh water ecosystems induced a significant increase in the portion of non culturable denitrifying bacteria. Referred to the investigation of dynamic populations, the number of metabolic active bacteria is represented by the MPN rather than by the PCR approach.}, language = {en} }