Dr. Matthias Gehre

Head of the Laboratory of Stable Isotopes

Contact / Address

E-mail

Phone +49 (0) 341 235 1361
Fax +49 (0) 341 235 1443

Department of Isotope Biogeochemistry

Helmholtz Centre for Environmental Research - UFZ
Permoserstrasse 15
04318 Leipzig

Matthias Gehre

The Laboratory of Stable Isotopes (LSI) in the UFZ was established in 1992 as a part of the Department of Analytical Chemistry. Since 2005 the LSI is integrated in the Department of Isotope Biogeochemistry

Matthias Gehre is the president of the Joint Works Council (Gesamtbetriebsrat) of Helmholtz Centre for Environmental Research - UFZ

Publications

  • Alewell, C., Gehre, M., (1999):
    Patterns of stable S isotopes in a forested catchment as indicators for biological S turnover
    Biochemistry 47 , 319 - 333
    full text (url)
  • Alewell, C., Paul, S., Lischeid, G., Kusel, K., Gehre, M., (2006):
    Characterizing the redox status in three different forested wetlands with geochemical data
    Environ. Sci. Technol. 40 (24), 7609 - 7615
    full text (url)
  • Arndt, K., Hofmann, D., Gehre, M., Krumbiegel, P., (1998):
    15N investigation into the effect of a pollutant on the nitrogen metabolism of Tetrahymena pyriformis as a model for environmental medical research
    Environ. Health Perspect. 106 (8), 493 - 497
    full text (url)
  • Arndt, K., Hofmann, G., Gehre, M., Krumbiegel, P., (1997):
    15N-investigations on the influence of toluene on the nitrogen metabolism of Tetrahymena pyriformis as a model for environmental medicine
    Isot. Environ. Health Stud. 33 (1-2), 145
    full text (url)
  • Badea, S.L., Vogt, C., Gehre, M., Fischer, A., Danet, A.-F., Richnow, H.-H., (2011):
    Development of an enantiomer-specific stable carbon isotope analysis (ESIA) method for assessing the fate of a-hexachlorocyclo-hexane in the environment
    Rapid Commun. Mass Spectrom. 25 (10), 1363 - 1372
    full text (url)
  • Bashir, S., Hitzfeld, K.L., Gehre, M., Richnow, H.H., Fischer, A., (2015):
    Evaluating degradation of hexachlorcyclohexane (HCH) isomers within a contaminated aquifer using compound-specific stable carbon isotope analysis (CSIA)
    Water Res. 71 , 187 - 196
    full text (url)
  • Böttcher, M.E., Khim, B.K., Suzuki, A., Gehre, M., Wortmann, U., Brumsack, H., (2004):
    Microbial sulfate reduction in deep sediments of the Southwest Pacific (ODP Leg 181, Sites 1119-1125): evidence from stable sulfur isotope fractionation and pore water modeling
    Mar. Geol. 205 (1-4), 249 - 260
    full text (url)
  • Böttcher, M.E., Khim, B.K., Suzuki, A., Gehre, M., Wortmann, U., Brumsack, H., (2002):
    Microbial sulfate reduction in deep sediments of the southwest Pacific (ODP Leg 181; Sites 1119 to 1125): Evidence from stable sulfur isotope fractionation and pore water modeling
    Geochim. Cosmochim. Acta 66 (Suppl. 1), A95
    full text (url)
  • Böttcher, M.E., Thamdrup, B., Gehre, M., Theune, A., (2005):
    34S/32S and 18O/16O fractionation during sulfur disproportionation by Desulfobulbus propionicus
    Geomicrobiol. J. 22 (5), 219 - 226
    full text (url)
  • Böttger, T., Friedrich, M., Kremenetski, C., Hiller, A., Gehre, M., (2002):
    Climatic response of stable isotope variations in wood cellulose of pine (PINUS SYLVESTRIS L.) and their tree-ring width on the Kola Peninsula, north-western Russia
    In: Aggarwal, P., Gibson, J.J., Povinec, P., (eds.)
    Study of Environmental Change Using Isotope Techniques, Vienna, 23.-27.4.2001
    International Atomic Energy Agency (IAEA), Vienna, p. 243 - 251
  • Böttger, T., Hiller, A., Kremenetski, C., Gehre, M., (2000):
    Stable isotope variations of recent und subfossil 14C-dated pine samples (Pinus sylvestris L.) from the alpine tree-line on the Kola Peninsula, North-West Russia
    Isot. Environ. Health Stud. 36 (4), 392
    full text (url)
  • Bottrell, S.H., Böttcher, M.E., Schippers, A., Parkes, R.J., Jørgensen, B.B., Raiswell, R., Telling, J., Gehre, M., (2008):
    Abiotic sulfide oxidation via manganese fuels the deep biosphere
    Geochim. Cosmochim. Acta 72 (12 Suppl.), A102
    full text (url)
  • Brand, W.A., Coplen, T.B., Aerts-Bijma, A., Böhlke, J.K., Gehre, M., Geilmann, H., Gröning, M., Jansen, H.G., Meijer, H.A.J., Mroczkowski, S.J., Qi, H., Soergel, K., Stuart-Williams, H., Weise, S.M., Werner, R.A., (2009):
    Comprehensive inter-laboratory calibration of reference materials for δ18O versus VSMOW using various on-line high-temperature conversion techniques
    Rapid Commun. Mass Spectrom. 23 (7), 999 - 1019
    full text (url)
  • Coplen, T.B., Brand, W.A., Gehre, M., Gröning, M., Meijer, H.A.J., Toman, B., Verkouteren, R.M., (2006):
    After two decades a second anchor for the VPDB δ13C scale
    Rapid Commun. Mass Spectrom. 20 (21), 3165 - 3166
    full text (url)
  • Coplen, T.B., Brand, W.A., Gehre, M., Gröning, M., Meijer, H.A.J., Toman, B., Verkouteren, R.M., (2006):
    New guidelines for δ13C measurements
    Anal. Chem. 78 (7), 2439 - 2441
    full text (url)
  • Fischer, A., Gehre, M., Breitfeld, J., Richnow, H.-H., Vogt, C., (2009):
    Carbon and hydrogen isotope fractionation of benzene during biodegradation under sulfate-reducing conditions: a laboratory to field site approach
    Rapid Commun. Mass Spectrom. 23 (16), 2439 - 2447
    full text (url)
  • Fischer, A., Theuerkorn, K., Stelzer, N., Gehre, M., Thullner, M., Richnow, H.H., (2007):
    Applicability of stable isotope fractionation analysis for the characterization of benzene biodegradation in a BTEX-contaminated aquifer
    Environ. Sci. Technol. 41 (10), 3689 - 3696
    full text (url)
  • Gehre, M., (2001):
    High temperature pyrolysis: a new system for isotopic and elemental analysis - new approaches for stable isotope ratio measurements
    New approaches for stable isotope ratio measurements. Proceedings of an Advisory Group meeting held in Vienna, 20–23 September 1999
    IAEA TecDoc 1247
    International Atomic Energy Agency (IAEA), Vienna, p. 33 - 38
  • Gehre, M., (2000):
    Verfahren zur massenspektrometrischen on-line Bestimmung von Sauerstoffisotopenzusammensetzungen in geologischen Proben
  • Gehre, M., (2004):
    Verfahren zur massenspektrometrischen on-line-Bestimmung von Sauerstoffisotopenzusammensetzungen in geologischen Proben
    Deutsches Patent- und Markenamt, München
  • Gehre, M., (2002):
    High Temperature elemental analysis and pyrolysis
    ASI, Jahrestagung, Rostock-Warnemünde, 25.-27.9.2002
  • Gehre, M., Arndt, K., Hofmann, D., Krumbiegel, P., (1998):
    Analytical aspects of 15N-investigation of the nitrogen metabolism of Tetrahymena pyriformis using GC/C-IRMS/MS-MS coupling
    Isot. Environ. Health Stud. 34 (1-2), 219
    full text (url)
  • Gehre, M., Geilmann, H., Richter, J., Werner, R.A., Brand, W.A., (2004):
    Continuous flow 2H/1H and 18O/16O analysis of water samples with dual inlet precision
    Rapid Commun. Mass Spectrom. 18 (22), 2650 - 2660
    full text (url)
  • Gehre, M., Höfling, R., Kowski, P., (2000):
    Reduktionsofen und Verfahren zur quantitativen Deuteriumsbestimmung in wasserstoffhaltigen Proben
    Europäisches Patentamt
  • Gehre, M., Höfling, R., Kowski, P., (2000):
    Verfahren und Vorrichtung zur on-line gekoppelten Deuteriumsbestimmung
    Deutsches Patent- und Markenamt, München
  • Gehre, M., Höfling, R., Kowski, P., (2000):
    Reduction furnace process for quantitative deuterium determination in hydrogen containing samples
  • Gehre, M., Kornexl, B.E., (2000):
    Pyrolysereaktor zur Pyrolyse organischer und anorganischer Proben, Elementaranalysator enthaltend diesen Pyrolysereaktor und Verfahren zur massenspektrometrischen on-line Bestimmung der Sauerstoffisotopenzusammensetzung organischer und anorganischer Proben
    Deutsches Patent- und Markenamt, München
  • Gehre, M., Renpenning, J., Gilevska, T., Qi, H., Coplen, T.B., Meijer, H.A.J., Brand, W.A., Schimmelmann, A., (2015):
    On-line hydrogen-isotope measurements of organic samples using elemental chromium: an extension for high temperature elemental-analyzer techniques
    Anal. Chem. 87 (10), 5198 - 5205
    full text (url)
  • Gehre, M., Strauch, G., (2003):
    High-temperature elemental analysis and pyrolysis techniques for stable isotope analysis
    Rapid Commun. Mass Spectrom. 17 (13), 1497 - 1503
    full text (url)
  • Geyer, S., Kalbitz, K., Gehre, M., (1998):
    Evaluating the sources and diagenesis of dissolved organic carbon in shallow groundwater using 15N and carbon isotopes
    In: Farina, A., Kennedy, J., Bossu, V., (eds.)
    Proceedings VII International Congress of Ecology INTECOL, Florence, Italy, 19-25 July 1998
    Backhuys Publishers, p. 155
  • Geyer, S., Kalbitz, K., Gehre, M., (1998):
    Bestimmung der Quellen und Diagenese von Huminstoffen aus Grundwasser mittels Stickstoff- und Kohlenstoffisotopen
    In: Pörschmann, J., Freitag, D., Kopinke, F.-D., (Hrsg.)
    2. Workshop Huminstoffe, 03./04.12.1997, Leipzig
    UFZ-Bericht 22/1998
    UFZ Leipzig-Halle GmbH, Leipzig, S. 39 - 41
  • Giesemann, A., Schulz, H., Jung, K., Gehre, M., Schüürmann, G., Weigel, H.J., (2000):
    Natural isotope variations of sulfur as indication for atmospheric depositions on pine stands
    In: Brunold, C., Rennenberg, H., De Kok, L.J., Stulen, I., Davidian, J.C., (eds.)
    Sulfur nutrition and sulfur assimilation in higher plants: molecular, biochemical and physiological aspects
    Paul Haupt Publishers, Bern, p. 235 - 238
  • Gilevska, T., Gehre, M., Richnow, H.H., (2015):
    Multidimensional isotope analysis of carbon, hydrogen and oxygen as tool for identification of the origin of ibuprofen
    J. Pharm. Biomed. Anal. 115 , 410 - 417
    full text (url)
  • Gilevska, T., Gehre, M., Richnow, H.H., (2014):
    Performance of the wet oxidation unit of the HPLC isotope ratio mass spectrometry system for halogenated compounds
    Anal. Chem. 86 (15), 7252 - 7257
    full text (url)
  • Girardi, C., Nowak, K.M., Carranza-Diaz, O., Lewkow, B., Miltner, A., Gehre, M., Schäffer, A., Kästner, M., (2013):
    Microbial degradation of the pharmaceutical ibuprofen and the herbicide 2,4-D in water and soil - use and limits of data obtained from aqueous systems for predicting their fate in soil
    Sci. Total Environ. 444 , 32 - 42
    full text (url)
  • Hafner, C., Erdmenger, E., Jung, K., Gehre, M., Schüürmann, G., (2000):
    Stable isotope tracer technique as a tool to increase the sensitivity of plant growth bioassays - investigations with pentachlorophenol and trichloroacetic acid
    Fresenius Environ. Bull. 9 , 225 - 231
  • Hafner, C., Jung, K., Gehre, M., Altenburger, R., Schüürmann, G., (2000):
    Isotopenmassenspektrometrische 13C/15N-Traceruntersuchungen zur Wirkung von Chlororganika auf höhere Pflanzen am Beispiel von Pentachlorphenol
    In: Fomin, A., Arndt, U., Elsner, D., Klumpp, A., (Hrsg.)
    Bioindikation: Biologische Testverfahren. Beiträge und Diskussion - 2. Hohenheimer Workshop zur Bioindikation am Kraftwerk Altbach-Deizisau, 6.4.1998
    Heimbach, Stuttgart, S. 199 - 204
  • Hafner, C., Jung, K., Gehre, M., Schüürmann, G., (1999):
    Einsatz stabiler Isotope zum ökotoxikologischen Wirkungsnachweis chlororganischer Verbindungen
    In: Oehlmann, J., Markert, B., (Hrsg.)
    Ökotoxikologie - Ökosystemare Ansätze und Methoden
    ecomed, Landsberg am Lech, S. 117 - 121
  • Haubert, D., Birkhofer, K., Fließbach, A., Gehre, M., Scheu, S., Ruess, L., (2009):
    Trophic structure and major trophic links in conventional versus organic farming systems as indicated by carbon stable isotope ratios of fatty acids
    Oikos 118 (10), 1579 - 1589
    full text (url)
  • Heinzle, E., Yuan, Y., Kumar, S., Wittmann, C., Gehre, M., Richnow, H.H., Wehrung, P., Adam, P., Albrecht, P., (2008):
    Analysis of 13C labeling enrichment in microbial culture applying metabolic tracer experiments using gas chromatography-combustion-isotope ratio mass spectrometry
    Anal. Biochem. 380 (2), 202 - 210
    full text (url)
  • Herrero-Martín, S., Nijenhuis, I., Richnow, H.H., Gehre, M., (2015):
    Coupling of a headspace autosampler with a programmed temperature vaporizer for stable carbon and hydrogen isotope analysis of volatile organic compounds at microgram per liter concentrations
    Anal. Chem. 87 (2), 951 - 959
    full text (url)
  • Hitzfeld, K.L., Gehre, M., Richnow, H.-H., (2011):
    A novel online approach to the determination of isotopic ratios for organically bound chlorine, bromine and sulphur
    Rapid Commun. Mass Spectrom. 25 (20), 3114 - 3122
    full text (url)
  • Hofmann, A., Heim, A., Christensen, B.T., Miltner, A., Gehre, M., Schmidt, M.W.I., (2009):
    Lignin dynamics in two 13C-labelled arable soils during 18 years
    Eur. J. Soil Sci. 60 (2), 250 - 257
    full text (url)
  • Hofmann, A., Heim, A., Gioacchini, P., Miltner, A., Gehre, M., Schmidt, M.W.I., (2009):
    Mineral fertilization did not affect decay of old lignin and SOC in a 13C-labeled arable soil over 36 years
    Biogeosciences 6 (7), 1139 - 1148
    full text (url)
  • Hofmann, D., Gehre, M., Jung, K., (2003):
    Sample preparation techniques for the determination of natural 15N/14N variations in amino acids by gas chromatography-combustion-isotope ratio mass spectrometry (GC-C-IRMS)
    Isot. Environ. Health Stud. 39 (3), 233 - 244
    full text (url)
  • Hofmann, D., Jung, K., Bender, J., Gehre, M., Schüürmann, G., (1997):
    Using natural isotope variations of nitrogen in plants as an early indicator of air pollution stress
    J. Mass Spectrom. 32 (8), 855 - 863
    full text (url)
  • Horn, M.A., Mertel, R., Gehre, M., Kästner, M., Drake, H.L., (2006):
    In vivo emission of dinitrogen by earthworms via denitrifying bacteria in the gut
    Appl. Environ. Microb. 72 (2), 1013 - 1018
    full text (url)
  • Jung, K., Gebauer, G., Gehre, M., Hofmann, D., Weißflog, L., Schüürmann, G., (1997):
    Anthropogenic impacts on natural nitrogen isotope variations in Pinus sylvestris stands in an industrially polluted area
    Environ. Pollut. 97 (1-2), 175 - 181
    full text (url)
  • Junge, F.W., Hanisch, C., Zerling, L., Gehre, M., (2005):
    Geochemical signatures (C, N, δ13C, δ15N, metals) of suspended matter in the river Weiße Elster (central Germany): their seasonal and flow-related distribution 1997-2001
    Isot. Environ. Health Stud. 41 (2), 141 - 159
    full text (url)
  • Kalbitz, K., Geyer, S., Gehre, M., (2000):
    Land use impacts on the isotopic signature (13C, 14C, 15N) of water-soluble fulvic acids in a German fen area
    Soil Sci. 165 , 728 - 736
  • Kalbitz, K., Geyer, S., Gehre, M., Geyer, W., (1999):
    Correlation between 14C, 15N, 13C and spectroscopic properties of dissolved humic substances
    International Symposium on Isotope Techniques in Water resources Development and Management, Vienna, 10.-14.5.1999
    International Atomic Energy Agency (IAEA), Vienna, p. 270 - 271
  • Kalbitz, K., Geyer, S., Gehre, M., Geyer, W., Matzner, E., (1999):
    Isotopenchemische und spektroskopische Eigenschaften der gelösten organischen Substanz: Hinweise auf eine unterschiedliche Dynamik von DOC und DON
    Jahrestagung der Deutschen Bodenkundlichen Gesellschaft, Hannover, 4.-12.9.1999
    DBG-Mitteilungen 91
    Deutsche Bodenkundliche Gesellschaft, Oldenburg,
  • Knöller, K., Böttger, T., Weise, S.M., Gehre, M., (2005):
    Carbon isotope analyses of cellulose using two different on-line techniques (elemental analysis and high-temperature pyrolysis) - a comparison
    Rapid Commun. Mass Spectrom. 19 (3), 343 - 348
    full text (url)
  • Knöller, K., Dohrmann, H., Strauch, G., Gehre, M., (1997):
    Flooding of an open pit in a lignite mining area - a complicated process studied by stable isotopes
    Isot. Environ. Health Stud. 33 (1-2), 204 - 205
    full text (url)
  • Kornexl, B.E., Gehre, M., Höfling, R., Werner, R.A., (1999):
    On-line δ18O measurement of organic and inorganic substances
    Rapid Commun. Mass Spectrom. 13 , 1685 - 1693
    full text (url)
  • Kornexl, B.E., Werner, R.A., Gehre, M., (1999):
    Standardization for oxygen isotope ratio measurement - still an unsolved problem
    Rapid Commun. Mass Spectrom. 13 , 1248 - 1251
    full text (url)
  • Krüger, M., Wolters, H., Gehre, M., Joye, S.B., Richnow, H.H., (2008):
    Tracing the slow growth of anaerobic methane-oxidizing communities by 15N-labelling techniques
    FEMS Microbiol. Ecol. 63 (3), 401 - 411
    full text (url)
  • Loick, N., Gehre, M., Voss, M., (2007):
    Stable nitrogen isotopes in essential versus non-essential amino acids of different plankton size fractions
    Isot. Environ. Health Stud. 43 (4), 281 - 293
    full text (url)
  • Loick-Wilde, N., Dutz, J., Miltner, A., Gehre, M., Montoya, J.P., Voss, M., (2012):
    Incorporation of nitrogen from N2 fixation into amino acids of zooplankton
    Limnol. Oceanogr. 57 (1), 199 - 210
    full text (url)
  • Mallén, G., Trettin, R., Gehre, M., Flynn, R., Grischek, T., Nestler, W., (2005):
    Influence of upwelling Zechstein sulphate on the concentration and isotope signature of sedimentary sulphides in a fluvioglacial sand aquifer
    Appl. Geochem. 20 (2), 261 - 274
    full text (url)
  • Nair, S., Geilmann, H., Coplen, T.B., Qi, H., Gehre, M., Schimmelmann, A., Brand, W.A., (2015):
    Isotopic disproportionation during hydrogen isotopic analysis of nitrogen-bearing organic compounds
    Rapid Commun. Mass Spectrom. 29 (9), 878 - 884
    full text (url)
  • Nijenhuis, I., Renpenning, J., Kümmel, S., Richnow, H.H., Gehre, M., (2016):
    Recent advances in multi-element compound-specific stable isotope analysis of organohalides: Achievements, challenges and prospects for assessing environmental sources and transformation
    Trends in Environmental Analytical Chemistry 11 , 1 - 8
    full text (url)
  • Nowak, K.M., Girardi, C., Miltner, A., Gehre, M., Schäffer, A., Kästner, M., (2013):
    Contribution of microorganisms to non-extractable residue formation during biodegradation of ibuprofen in soil
    Sci. Total Environ. 445-446 , 377 - 384
    full text (url)
  • Nowak, K.M., Miltner, A., Gehre, M., Schäffer, A., Kästner, M., (2011):
    Formation and fate of bound residues from microbial biomass during 2,4-D degradation in soil
    Environ. Sci. Technol. 45 (3), 999 - 1006
    full text (url)
  • Qi, H., Gröning, M., Colpen, T.B., Buck, B., Mroczkowski, S.J., Brand, W.A., Geilmann, H., Gehre, M., (2010):
    Novel silver-tubing method for quantitative introduction of water into high-temperature conversion systems for stable hydrogen and oxygen isotopic measurements
    Rapid Commun. Mass Spectrom. 24 (13), 1821 - 1827
    full text (url)
  • Renpenning, J., Hitzfeld, K.L., Gilevska, T., Nijenhuis, I., Gehre, M., Richnow, H.-H., (2015):
    Development and validation of an universal interface for compound-specific stable isotope analysis of chlorine (37Cl/35Cl) by GC-high-temperature conversion (HTC)-MS/IRMS
    Anal. Chem. 87 (5), 2832 - 2839
    full text (url)
  • Renpenning, J., Kummel, S., Hitzfeld, K.L., Schimmelmann, A., Gehre, M., (2015):
    Compound-specific hydrogen isotope analysis of heteroatom-bearing compounds via gas chromatography-chromium-based high-temperature conversion (Cr/HTC)-isotope ratio mass spectrometry
    Anal. Chem. 87 (18), 9443 - 9450
    full text (url)
  • Reyes, C., Dellwig, O., Dähnke, K., Gehre, M., Noriega-Ortega, B.E., Böttcher, M.E., Meister, P., Friedrich, M.W., (2016):
    Bacterial communities potentially involved in iron-cycling in Baltic Sea and North Sea sediments revealed by pyrosequencing
    FEMS Microbiol. Ecol. 92 (4), art. fiw054
    full text (url)
  • Richnow, H.H., Gehre, M., Kästner, M., Morasch, B., Meckenstock, R.U., (2000):
    Isotope fractionation of aromatic hydrocarbons - a perspective to characterise microbial in-situ degradation
    Isot. Environ. Health Stud. 36 (4), 383 - 384
    full text (url)
  • Richnow, H.H., Gehre, M., Kästner, M., Morasch, B., Meckenstock, R.U., (2001):
    Characterisation of microbial in situ degradation of aromatic hydrocarbons
    In: Magar, V.S., Vogel, T.M., Aelion, C.M., Leeson, A., (eds.)
    Innovative methods in support of bioremediation. 6th International In Situ and On-Site Bioremediation Symposium, San Diego, California, USA, 4-7 June 2001. Volume 4
    Battelle Press, Columbus, OH, p. 99 - 108
  • Richnow, H.H., Vieth, A., Kästner, M., Gehre, M., Meckenstock, R.U., (2002):
    Isotope fractionation of toluene: A perspective to characterize microbial in situ degradation
    The Scientific World Journal
    full text (url)
  • Rosell, M., Barceló, D., Rohwerder, T., Breuer, U., Gehre, M., Richnow, H.H., (2007):
    Variations in 13C/12C and D/H enrichment factors of aerobic bacterial fuel oxygenate degradation
    Environ. Sci. Technol. 41 (6), 2036 - 2043
    full text (url)
  • Schimmelmann, A., Qi, H., Coplen, T.B., Brand, W.A., Fong, J., Meier-Augenstein, W., Kemp, H.F., Toman, B., Ackermann, A., Assonov, S., Aerts-Bijma, A., Brejcha, R., Chikaraishi, Y., Darwish, T., Elsner, M., Gehre, M., Geilmann, H., Gröning, M., Hélie, J.-F., Herrero-Martín, S., Meijer, H.A.J., Sauer, P.E., Sessions, A.L., Werner, R.A., (2016):
    Organic reference materials for hydrogen, carbon, and nitrogen stable isotope-ratio measurements: caffeines, n-alkanes, fatty acid methyl esters, glycines, L-valines, polyethylenes, and oils
    Anal. Chem. 88 (8), 4294 - 4302
    full text (url)
  • Schulz, H., Gehre, M., Hofmann, D., Jung, K., (2001):
    Nitrogen isotope ratios in pine bark as an indicator of N emissions from anthropogenic sources
    Environ. Monit. Assess. 69 (3), 283 - 297
    full text (url)
  • Schulz, H., Giesemann, A., Gehre, M., (2004):
    Influence of reduced S inputs on the sulfate pool in the humus layer and sulfate uptake in Pinus sylvestris L. as indicated by natural isotope variations of sulfur and oxygen
    J. Appl. Bot. Food Qual. - Angew. Bot. 78 (1), 18 - 24
  • Schulz, H., Jung, K., Gehre, M., (2000):
    Effects of N inputs on natural isotopes variations of nitrogen in various compartments of Scots pine stands
    Isot. Environ. Health Stud. 36 (4), 357
    full text (url)
  • Siegert, M., Taubert, M., Seifert, J., von Bergen-Tomm, M., Basen, M., Bastida, F., Gehre, M., Richnow, H.-H., Krüger, M., (2013):
    The nitrogen cycle in anaerobic methanotrophic mats of the Black Sea is linked to sulfate reduction and biomass decomposition
    FEMS Microbiol. Ecol. 86 (2), 231 - 245
    full text (url)
  • Stamm, C., Sermet, R., Leuenberger, J., Wunderli, H., Wydler, H., Flühler, H., Gehre, M., (2002):
    Multiple tracing of fast solute transport in a drained grassland soil
    Geoderma 109 , 245 - 268
    full text (url)
  • Strauch, G., Gehre, M., (2014):
    Virtual Special Issue of the 3rd Joint European Stable Isotope Users Group Meeting (JESIUM) 2012, held in Leipzig, Germany
    Rapid Commun. Mass Spectrom. 28 (7), 843
    full text (url)
  • Strauch, G., Nardin, G., Schreck, P., Gehre, M., (2000):
    Origin and distribution of sulfate in surface waters of the Mansfeld mining district, Germany
    Isot. Environ. Health Stud. 36 (4), 388 - 389
    full text (url)
  • Strauch, G., Schreck, P., Nardin, G., Gehre, M., (2001):
    Origin and distribution of sulphate in surface waters of the Mansfeld mining district, Central Germany
    Isot. Environ. Health Stud. 37 (2), 101 - 112
    full text (url)
  • Vieth, A., Kästner, M., Gehre, M., Meckenstock, R.U., Richnow, H.H., (2001):
    Characterisation of the in situ biodegradation of aromatic compounds in contaminated aquifers using isotope fractionation
    In: Wiesner, J., (ed.)
    Fachtagung Sanierung und Entwicklung teerkontaminierter Standorte, Dresden, 20.-21.3.2001
    DECHEMA-Fachgespräche Umweltschutz
    DECHEMA, Frankfurt/Main, p. 493 - 496
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