2025 (7)

• Haluska, A.A., Blendinger, E., Rügner, H., Buchner, D., Duda, J.-P., Thiel, V., Blumenberg, M., Ostertag-Henning, C., Kümmel, S., Grathwohl, P. (2025):
  Hydrocarbons, hydrogen, and organic acids generation by ball milling and batch incubation of sedimentary rocks
  Appl. Geochem. 178 , art. 106160 10.1016/j.apgeochem.2024.106160
• Kümmel, S., Ottosen, C.F., Olsson, M.E., Broholm, M.M., Bjerg, P.L., Richnow, H.H. (2025):
  Development of a ¹³C and ³⁴S isotope analysis method for sulfadimidine and its potential to trace contaminant transformation in groundwater systems
  Anal. Chem. 97 (7), 4014 - 4020 10.1021/acs.analchem.4c05625
• Liu, X., Köpke, J., Akay, C., Kümmel, S., Imfeld, G. (2025):
  Sulfamethoxazole transformation by heat-activated persulfate: Linking transformation products patterns with carbon and nitrogen isotope fractionation
  Environ. Sci. Technol. 59 (11), 5704 - 5714 10.1021/acs.est.4c09732
• Min, N., Yao, J., Li, H., Kümmel, S., Schaefer, T., Hermann, H., Richnow, H.H. (2025):
  Multi-element isotope fractionation analysis to investigate the photosensitized reactions of humic substance with 3-chloroaniline
  Water Res. 282 , art. 123633 10.1016/j.watres.2025.123633
• Min, N., Yao, J., Li, H., Kümmel, S., Schaefer, T., Herrmann, H., Richnow, H.H. (2025):
  Carbon, hydrogen, nitrogen and chlorine isotope fractionation during 3-chloroaniline transformation in aqueous environments by direct photolysis, TiO₂ photocatalysis and hydrolysis
  Water Res. 273 , art. 122956 10.1016/j.watres.2024.122956
• Wang, Z., Yang, Y., Kümmel, S., Richnow, H.-H., Nijenhuis, I., Vogt, C. (2025):
  Heterotrophic nitrate reduction potential of an aquifer microbial community from psychrophilic to thermophilic conditions
  Sci. Total Environ. 967 , art. 178716 10.1016/j.scitotenv.2025.178716
• Yu, H., Ma, L., Kümmel, S., Liu, X., Schaefer, T., Herrmann, H., Richnow, H.-H. (2025):
  Multi-element compound-specific stable isotope analysis (²H, ¹³C, ¹⁵N, ^33/34S) to characterize the mechanism of sulfate and hydroxyl radical reaction and photolysis of benzothiazole
  Water Res. 279 , art. 123479 10.1016/j.watres.2025.123479

2024 (20)

• Abbas, G., Jomaa, S., Fink, P., Brosinsky, A., Nowak, K.M., Kümmel, S., Schkade, U.-K., Rode, M. (2024):
  Investigating sediment sources using compound-specific stable isotopes and conventional fingerprinting methods in an agricultural loess catchment
  Catena 246 , art. 108336 10.1016/j.catena.2024.108336
• Burr, D.J., Drauschke, J., Kanevche, K., Kümmel, S., Stryhanyuk, H., Heberle, J., Perfumo, A., Elsaesser, A. (2024):
  Stable isotope probing-nanoFTIR for quantitation of cellular metabolism and observation of growth-dependent spectral features
  Small 20 (36), art. 2400289 10.1002/smll.202400289
• Chen, S.-C., Chen, S., Musat, N., Kümmel, S., Ji, J., Braad Lund, M., Gilbert, A., Lechtenfeld, O.J., Richnow, H.-H., Musat, F. (2024):
  Energetics of archaeal anaerobic oxidation of butane
  figshare 10.6084/m9.figshare.25499440.v1
• Chen, S.-C., Chen, S., Musat, N., Kümmel, S., Ji, J., Braad Lund, M., Gilbert, A., Lechtenfeld, O.J., Richnow, H.-H., Musat, F. (2024):
  Back flux during anaerobic oxidation of butane supports archaea-mediated alkanogenesis
  Nat. Commun. 15 , art. 9628 10.1038/s41467-024-53932-9
• Hofstetter, T.B., Bakkour, R., Buchner, D., Eisenmann, H., Fischer, A., Gehre, M., Haderlein, S.B., Höhener, P., Hunkeler, D., Imfeld, G., Jochmann, M.A., Kümmel, S., Martin, P.R., Pati, S.G., Schmidt, T.C., Vogt, C., Elsner, M. (2024):
  Perspectives of compound-specific isotope analysis of organic contaminants for assessing environmental fate and managing chemical pollution
  Nat. Water 2 (1), 14 - 30 10.1038/s44221-023-00176-4
• Horst, A., Gehre, M., Fahle, M., Kümmel, S. (2024):
  Continuous-flow stable sulfur isotope analysis of organic and inorganic compounds by EA-MC-ICPMS
  Anal. Chem. 96 (21), 8510 - 8517 10.1021/acs.analchem.4c00439
• Khan, M.I., Yoo, K., Schwab, L., Kümmel, S., Nijenhuis, I. (2024):
  Characterization of anaerobic biotransformation of hexachlorocyclohexanes by novel microbial consortia enriched from channel and river sediments
  J. Hazard. Mater. 476 , art. 135198 10.1016/j.jhazmat.2024.135198
• Lennartz, S., Byrne, H.A., Kümmel, S., Krauss, M., Nowak, K.M. (2024):
  Hydrogen isotope labeling unravels origin of soil-bound organic contaminant residues in biodegradability testing [Dataset]
  figshare 10.6084/m9.figshare.25954396.v1
• Lennartz, S., Byrne, H.A., Kümmel, S., Krauss, M., Nowak, K.M. (2024):
  Hydrogen isotope labeling unravels origin of soil-bound organic contaminant residues in biodegradability testing
  Nat. Commun. 15 , art. 9178 10.1038/s41467-024-53478-w
• Liu, X., Akay, C., Köpke, J., Kümmel, S., Richnow, H.H., Imfeld, G. (2024):
  Direct phototransformation of sulfamethoxazole characterized by four-dimensional element compound specific isotope analysis
  Environ. Sci. Technol. 58 (23), 10322 - 10333 10.1021/acs.est.4c02666
• Liu, X., Kümmel, S., Wu, L., Richnow, H.H. (2024):
  Tracking the transformation of persistent organic pollutants in food webs using multi element isotope and enantiomer fractionation
  J. Hazard. Mater. 469 , art. 134046 10.1016/j.jhazmat.2024.134046
• Nassery, H.R., Shahsavari, A.A., Vogt, C., Kümmel, S., Kuntze, K., Khodaei, K., Nikpeyman, Y., Richnow, H.-H. (2024):
  Source differentiation of BTEX compounds in groundwater contaminated due to refinery activities
  J. Environ. Manage. 366 , art. 121893 10.1016/j.jenvman.2024.121893
• Ottosen, C.F., Bjerg, P.L., Kümmel, S., Richnow, H.H., Middeldorp, P., Draborg, H., Lemaire, G.G., Broholm, M.M. (2024):
  Natural attenuation of sulfonamides and metabolites in contaminated groundwater – Review, advantages and challenges of current documentation techniques
  Water Res. 254 , art. 121416 10.1016/j.watres.2024.121416
• Pasqualini, J., Graeber, D., Bartusch, A., Kümmel, S., Duran Hernandez, Z.L., Musat, N., Sunjidmaa, N., Weitere, M., Brauns, M. (2024):
  Disentangling effects of multiple agricultural stressors on benthic and hyporheic nitrate uptake
  Biogeochemistry 167 (3), 287 - 299 10.1007/s10533-024-01130-6
• Phillips, E., Picott, K., Kümmel, S., Bulka, O., Edwards, E., Wang, P.-H., Gehre, M., Nijenhuis, I., Lollar, B.S. (2024):
  Vitamin B₁₂ as a source of variability in isotope effects for chloroform biotransformation by Dehalobacter
  MicrobiologyOpen 13 (4), e1433 10.1002/mbo3.1433
• Vinyes-Nadal, M., Kümmel, S., Espín, Y., Gómez-Alday, J.J., Gehre, M., Otero, N., Torrentó, C. (2024):
  Dual C and Cl compound-specific isotope analysis and metagenomic insights into the degradation of the pesticide methoxychlor
  J. Hazard. Mater. 480 , art. 135929 10.1016/j.jhazmat.2024.135929
• Vinyes-Nadal, M., Masbou, J., Kümmel, S., Gehre, M., Imfeld, G., Otero, N., Torrentó, C. (2024):
  Novel extraction methods and compound-specific isotope analysis of methoxychlor in environmental water and aquifer slurry samples
  Sci. Total Environ. 931 , art. 172858 10.1016/j.scitotenv.2024.172858
• Xiang, Q., Stryhanyuk, H., Schmidt, M., Kümmel, S., Richnow, H.H., Zhu, Y.-G., Cui, L., Musat, N. (2024):
  Stable isotopes and nanoSIMS single-cell imaging reveals soil plastisphere colonizers able to assimilate sulfamethoxazole
  Environ. Pollut. 355 , art. 124197 10.1016/j.envpol.2024.124197
• Zhang, X., Zheng, Y., Su, Z., Wang, Z., Zhang, J., Jia, Z., Kümmel, S., Qin, C., Liu, Y., Wang, S., Nijenhuis, I., Richnow, H.H. (2024):
  Anaerobic biotransformation of hexachlorocyclohexane isomers in aqueous condition: dual C-Cl isotope fractionation and impact on microbial community compositions
  Water Res. 254 , art. 121389 10.1016/j.watres.2024.121389
• Zhu, M., Liu, Y., He, Y., Kuemmel, S., Wu, L., Shen, D., Richnow, H.H. (2024):
  Multi-element (²H, ¹³C, ³⁷Cl) isotope analysis to characterize reductive transformation of α-, β-, γ-, and δ-HCH isomers by cobalamin and Fe⁰ nanoparticles
  J. Hazard. Mater. 480 , art. 135932 10.1016/j.jhazmat.2024.135932

2023 (9)

• Bredum, S.K., Strathe, A.V., Jacobsen, J., Christoffersen, B.Ø., Gehre, M., Kümmel, S., Junghans, P., Marcussen, C. (2023):
  Quantifying energy expenditure in Göttingen Minipigs with the ¹³C-bicarbonate method under basal and drug-treated conditions
  Clin. Nutr. ESPEN 58 , 388 - 396 10.1016/j.clnesp.2023.10.041
• Davoudpour, Y., Kümmel, S., Musat, N., Richnow, H.H., Schmidt, M. (2023):
  Tracking deuterium uptake in hydroponically grown maize roots using correlative helium ion microscopy and Raman micro-spectroscopy
  Plant Methods 19 , art. 71 10.1186/s13007-023-01040-y
• Hellmold, N., Eberwein, M., Phan, M.H.T., Kümmel, S., Einsle, O., Deobald, D., Adrian, L. (2023):
  Dehalococcoides mccartyi strain CBDB1 takes up protons from the cytoplasm to reductively dehalogenate organohalides indicating a new modus of proton motive force generation
  Front. Microbiol. 14 , art. 1305108 10.3389/fmicb.2023.1305108
• Liu, X., Kümmel, S., Trapp, S., Richnow, H.H. (2023):
  Uptake and transformation of hexachlorocyclohexane isomers (HCHs) in tree growth rings at a contaminated field site
  Environ. Sci. Technol. 57 (23), 8776 - 8784 10.1021/acs.est.3c01929
• Liu, X., Wu, L., Kümmel, S., Gehre, M., Richnow, H.H. (2023):
  Determination of stable hydrogen isotopic composition and isotope enrichment factor at low hydrogen concentration
  Anal. Chem. 95 (44), 16272 - 16278 10.1021/acs.analchem.3c03214
• Min, N., Yao, J., Li, H., Chen, Z., Pang, W., Zhu, J., Kümmel, S., Schaefer, T., Herrmann, H., Richnow, H.H. (2023):
  Humic substance photosensitized degradation of phthalate characterized by ²H and ¹³C isotope fractionation
  Environ. Sci. Technol. 57 (5), 1930 - 1939 10.1021/acs.est.2c06783
• Min, N., Yao, J., Li, H., Zhu, J., Kümmel, S., Schaefer, T., Herrmann, H., Richnow, H.H. (2023):
  Carbon isotope fractionation of di-(2-ethylhexyl)-phthalate during photosensitized degradation by •OH and SO₄^·- for characterization of reaction mechanisms
  Chem. Eng. J. 475 , art. 145950 10.1016/j.cej.2023.145950
• Min, N., Yao, J., Zhu, J., Kümmel, S., Lechtenfeld, O.J., Schaefer, T., Herrmann, H., Richnow, H.H. (2023):
  Carbon and hydrogen isotope fractionation of phthalates during photocatalysis reactions in aqueous solution containing Fe(III) complexes or iron minerals
  Water Res. 247 , art. 120740 10.1016/j.watres.2023.120740
• Ouyang, W.-Y., Kümmel, S., Adrian, L., Zhu, Y.-G., Richnow, H.H. (2023):
  Carbon and hydrogen stable isotope fractionation of sulfamethoxazole during anaerobic transformation catalyzed by Desulfovibrio vulgaris Hildenborough
  Chemosphere 311, Part 2 , art. 136923 10.1016/j.chemosphere.2022.136923

2022 (7)

• Buchner, D., Martin, P.R., Scheckenbach, J., Kümmel, S., Gelman, F., Haderlein, S.B. (2022):
  Expanding the calibration range of compound-specific chlorine isotope analysis by the preparation of a ³⁷Cl-enriched tetrachloroethylene
  Rapid Commun. Mass Spectrom. 36 (21), e9378 10.1002/rcm.9378
• Liu, X., Wu, L., Kümmel, S., Richnow, H.H. (2022):
  Stable isotope fractionation associated with the synthesis of hexachlorocyclohexane isomers for characterizing sources
  Chemosphere 296 , art. 133938 10.1016/j.chemosphere.2022.133938
• Liu, X., Yang, A., Kümmel, S., Richnow, H.H. (2022):
  Uptake and metabolization of HCH isomers in trees examined over an annual growth period by compound-specific isotope analysis and enantiomer fractionation
  Environ. Sci. Technol. 56 (14), 10120 - 10130 10.1021/acs.est.2c02697
• Liu, Y., Fu, J., Wu, L., Kümmel, S., Nijenhuis, I., Richnow, H.H. (2022):
  Characterization of hexachlorocyclohexane isomer dehydrochlorination by LinA1 and LinA2 using multi-element compound-specific stable isotope analysis
  Environ. Sci. Technol. 56 (23), 16848 - 16856 10.1021/acs.est.2c05334
• Malina, N., Kümmel, S., Richnow, H.H., Vogt, C. (2022):
  Analysis of carbon and hydrogen stable isotope ratios of phenolic compounds: method development and biodegradation applications
  ACS ES&T Water 2 (1), 32 - 39 10.1021/acsestwater.1c00218
• Phillips, E., Bulka, O., Picott, K., Kümmel, S., Edwards, E., Nijenhuis, I., Gehre, M., Dworatzek, S., Webb, J., Sherwood Lollar, B. (2022):
  Investigation of active site amino acid influence on carbon and chlorine isotope fractionation during reductive dechlorination
  FEMS Microbiol. Ecol. 98 (8), fiac072 10.1093/femsec/fiac072
• Tamisier, M., Schmidt, M., Vogt, C., Kümmel, S., Stryhanyuk, H., Musat, N., Richnow, H.-H., Musat, F. (2022):
  Iron corrosion by methanogenic archaea characterized by stable isotope effects and crust mineralogy
  Environ. Microbiol. 24 (2), 583 - 595 10.1111/1462-2920.15658

2021 (5)

• Gilevska, T., Sullivan Ojeda, A., Kuemmel, S., Gehre, M., Seger, E., West, K., Morgan, S.A., Mack, E.E., Sherwood Lollar, B. (2021):
  Multi-element isotopic evidence for monochlorobenzene and benzene degradation under anaerobic conditions in contaminated sediments
  Water Res. 207 , art. 117809 10.1016/j.watres.2021.117809
• Liu, X., Bonhomme, J., Merbach, I., Kümmel, S., Richnow, H.H. (2021):
  Uptake of α-HCH by wheat from the gas phase and translocation to soil analyzed by a stable carbon isotope labeling experiment
  Chemosphere 264 (Part 2), art. 128489 10.1016/j.chemosphere.2020.128489
• Liu, X., Li, W., Kümmel, S., Merbach, I., Sood, U., Gupta, V., Lal, R., Richnow, H.H. (2021):
  Soil from a hexachlorocyclohexane contaminated field site inoculates wheat in a pot experiment to facilitate the microbial transformation of β-hexachlorocyclohexane examined by compound-specific isotope analysis
  Environ. Sci. Technol. 55 (20), 13812 - 13821 10.1021/acs.est.1c03322
• Liu, X., Wu, L., Kümmel, S., Richnow, H.H. (2021):
  Characterizing the biotransformation of hexachlorocyclohexanes in wheat using compound-specific stable isotope analysis and enantiomer fraction analysis
  J. Hazard. Mater. 406 , art. 124301 10.1016/j.jhazmat.2020.124301
• Wu, L., Suchana, S., Flick, R., Kümmel, S., Richnow, H., Passeport, E. (2021):
  Carbon, hydrogen and nitrogen stable isotope fractionation allow characterizing the reaction mechanisms of 1H-benzotriazole aqueous phototransformation
  Water Res. 203 , art. 117519 10.1016/j.watres.2021.117519

2020 (7)

• Dalby, F.R., Hansen, M.J., Feilberg, A., Kümmel, S., Nikolausz, M. (2020):
  Effect of tannic acid combined with fluoride and lignosulfonic acid on anaerobic digestion in the agricultural waste management chain
  Bioresour. Technol. 307 , art. 123171 10.1016/j.biortech.2020.123171
• Gilevska, T., Sullivan Ojeda, A., Renpenning, J., Kümmel, S., Gehre, M., Nijenhuis, I. (2020):
  Requirements for chromium reactors for use in the determination of H isotopes in compound-specific stable isotope analysis cf chlorinated compounds
  Anal. Chem. 92 (3), 2383 - 2387 10.1021/acs.analchem.9b04737
• Günthel, M., Klawonn, I., Woodhouse, J., Bižić, M., Ionescu, D., Ganzert, L., Kümmel, S., Nijenhuis, I., Zoccarato, L., Grossart, H.-P., Tang, K.W. (2020):
  Photosynthesis‐driven methane production in oxic lake water as an important contributor to methane emission
  Limnol. Oceanogr. 65 (12), 2853 - 2865 10.1002/lno.11557
• Klawonn, I., Eichner, M.J., Wilson, S.T., Moradi, N., Thamdrup, B., Kümmel, S., Gehre, M., Khalili, A., Grossart, H.-P., Karl, D.M., Ploug, H. (2020):
  Distinct nitrogen cycling and steep chemical gradients in Trichodesmium colonies
  ISME J. 14 (2), 399 - 412 10.1038/s41396-019-0514-9
• Kümmel, S., Horst, A., Gelman, F., Strauss, H., Richnow, H.H., Gehre, M. (2020):
  Simultaneous compound-specific analysis of δ³³S and δ³⁴S in organic compounds by GC-MC-ICPMS using medium- and low-mass-resolution modes
  Anal. Chem. 92 (21), 14685 - 14692 10.1021/acs.analchem.0c03253
• Liu, X., Wu, L., Kümmel, S., Merbach, I., Lal, R., Richnow, H.H. (2020):
  Compound-specific isotope analysis and enantiomer fractionation to characterize the transformation of hexachlorocyclohexane isomers in a soil–wheat pot system
  Environ. Sci. Technol. 54 (14), 8690 - 8698 10.1021/acs.est.9b07609
• Liu, Y., Kümmel, S., Yao, J., Nijenhuis, I., Richnow, H.-H. (2020):
  Dual C–Cl isotope analysis for characterizing the anaerobic transformation of α, β, γ, and δ-hexachlorocyclohexane in contaminated aquifers
  Water Res. 184 , art. 116128 10.1016/j.watres.2020.116128

2019 (4)

• Lihl, C., Renpenning, J., Kümmel, S., Gelman, F., Schürner, H.K.V., Daubmeier, M., Heckel, B., Melsbach, A., Bernstein, A., Shouakar-Stash, O., Gehre, M., Elsner, M. (2019):
  Toward improved accuracy in chlorine isotope analysis: Synthesis routes for in-house standards and characterization via complementary mass spectrometry methods
  Anal. Chem. 91 , 12290 - 12297 10.1021/acs.analchem.9b02463
• Löffler, M., Kümmel, S., Vogt, C., Richnow, H.-H. (2019):
  H₂ kinetic isotope fractionation superimposed by equilibrium isotope fractionation during hydrogenase activity of D. vulgaris strain Miyazaki
  Front. Microbiol. 10 , art. 1545 10.3389/fmicb.2019.01545
• Torgonskaya, M.L., Zyakun, A.M., Trotsenko, Y.A., Laurinavichius, K.S., Kümmel, S., Vuilleumier, S., Richnow, H.H. (2019):
  Individual stages of bacterial dichloromethane degradation mapped by stable carbon and chlorine isotope analysis
  J. Environ. Sci. 78 , 147 - 160 10.1016/j.jes.2018.09.008
• Winkler, P., Kaiser, K., Jahn, R., Mikutta, R., Fiedler, S., Cerli, C., Kölbl, A., Schulz, S., Jankowska, M., Schloter, M., Müller-Niggemann, C., Schwark, L., Woche, S.K., Kümmel, S., Utami, S.R., Kalbitz, K. (2019):
  Tracing organic carbon and microbial community structure in mineralogically different soils exposed to redox fluctuations
  Biogeochemistry 143 (1), 31 - 54 10.1007/s10533-019-00548-7

2018 (7)

• Bhattarai, S., Cassarini, C., Rene, E.R., Kümmel, S., Esposito, G., Lens, P.N.L. (2018):
  Enrichment of ANME‐2 dominated anaerobic methanotrophy from cold seep sediment in an external ultrafiltration membrane bioreactor
  Eng. Life Sci. 18 (6 ), 368 - 378 10.1002/elsc.201700148
• Chevallier, M.L., Cooper, M., Kümmel, S., Barbance, A., Le Paslier, D., Richnow, H.H., Saaidi, P.-L., Adrian, L. (2018):
  Distinct carbon isotope fractionation signatures during biotic and abiotic reductive transformation of chlordecone
  Environ. Sci. Technol. 52 (6), 3615 - 3624 10.1021/acs.est.7b05394
• Filippini, M., Nijenhuis, I., Kümmel, S., Chiarini, V., Crosta, G., Richnow, H.H., Gargini, A. (2018):
  Multi-element compound specific stable isotope analysis of chlorinated aliphatic contaminants derived from chlorinated pitches
  Sci. Total Environ. 640-641 , 153 - 162 10.1016/j.scitotenv.2018.05.285
• Franke, S., Kümmel, S., Nijenhuis, I. (2018):
  Liquid chromatography/isotope ratio mass spectrometry analysis of halogenated benzoates for characterization of the underlying degradation reaction in Thauera chlorobenzoica CB‐1^T
  Rapid Commun. Mass Spectrom. 32 (11), 906 - 912 10.1002/rcm.8113
• Liu, J., Wu, L., Kümmel, S., Yao, J., Schaefer, T., Herrmann, H., Richnow, H.-H. (2018):
  Carbon and hydrogen stable isotope analysis for characterizing the chemical degradation of tributyl phosphate
  Chemosphere 212 , 133 - 142 10.1016/j.chemosphere.2018.08.034
• Sousa, D.Z., Visser, M., van Gelder, A.H., Boeren, S., Pieterse, M.M., Pinkse, M.W.H., Verhaert, P.D.E.M., Vogt, C., Franke, S., Kümmel, S., Stams, A.J.M. (2018):
  The deep-subsurface sulfate reducer Desulfotomaculum kuznetsovii employs two methanol-degrading pathways
  Nat. Commun. 9 , art. 239 10.1038/s41467-017-02518-9
• Stryhanyuk, H., Calabrese, F., Kümmel, S., Musat, F., Richnow, H.-H., Musat, N. (2018):
  Calculation of single cell assimilation rates from SIP-nanoSIMS-derived isotope ratios: a comprehensive approach
  Front. Microbiol. 9 , art. 2342 10.3389/fmicb.2018.02342

2017 (2)

• Gehre, M., Renpenning, J., Geilmann, H., Qi, H., Coplen, T.B., Kümmel, S., Ivdra, N., Brand, W.A., Schimmelmann, A. (2017):
  Optimization of on-line hydrogen stable isotope ratiomeasurements of halogen- and sulfur-bearing organic compounds using elemental analyzer–chromium/high-temperature conversion isotope ratio mass spectrometry (EA-Cr/HTC-IRMS)
  Rapid Commun. Mass Spectrom. 31 (6), 475 - 484 10.1002/rcm.7810
• Wu, L., Kümmel, S., Richnow, H.H. (2017):
  Validation of GC–IRMS techniques for δ¹³C and δ²H CSIA of organophosphorus compounds and their potential for studying the mode of hydrolysis in the environment
  Anal. Bioanal. Chem. 409 (10), 2581 - 2590 10.1007/s00216-017-0203-3

2016 (2)

• Kümmel, S., Starke, R., Chen, G., Musat, F., Richnow, H.H., Vogt, C. (2016):
  Hydrogen isotope fractionation as a tool to identify aerobic and anaerobic PAH biodegradation
  Environ. Sci. Technol. 50 (6), 3091 - 3100 10.1021/acs.est.5b04819
• 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 Environ. Anal. Chem. 11 , 1 - 8 10.1016/j.teac.2016.04.001

2015 (2)

• Hoth, N., Gniese, C., Rakoczy, J., Weber, A., Kümmel, S., Reichel, S., Freese, C., Hache, M., Kassahun, A., Schulz, A., Fischer, H., Mühling, M., Starke, R., Kahnt, R., Vogt, C., Richnow, H.-H., Krüger, M., Schippers, A., Schlömann, M. (2015):
  CO₂BioPerm — influence of bio-geochemical CO₂-transformation processes on the long-term permeability
  In: Liebscher, A., Münch, U. (eds.)
  Geological Storage of CO₂ – Long Term Security Aspects. GEOTECHNOLOGIEN Science Report No. 22
  Advanced Technologies in Earth Sciences
  Springer, Berlin, Heidelberg, p. 73 - 96 10.1007/978-3-319-13930-2_4
• Kümmel, S., Herbst, F.-A., Bahr, A., Duarte, M., Pieper, D.H., Jehmlich, N., Seifert, J., von Bergen, M., Bombach, P., Richnow, H.H., Vogt, C. (2015):
  Anaerobic naphthalene degradation by sulfate-reducing Desulfobacteraceae from various anoxic aquifers
  FEMS Microbiol. Ecol. 91 (3), fiv006 10.1093/femsec/fiv006

2014 (1)

• Morris, B.E.L., Gissibl, A., Kümmel, S., Richnow, H.-H., Boll, M. (2014):
  A PCR-based assay for the detection of anaerobic naphthalene degradation
  FEMS Microbiol. Lett. 354 (1), 55 - 59 10.1111/1574-6968.12429

2013 (1)

• Kümmel, S., Kuntze, K., Vogt, C., Boll, M., Heider, J., Richnow, H.H. (2013):
  Evidence for benzylsuccinate synthase subtypes obtained by using stable isotope tools
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