Biogeochemistry: Carbon cycling in the terrestrial environment and beyond

• Applicant: Professor Dr. Frank Keppler
• Subject Area: Mineralogy, Petrology and Geochemistry
• Term: from 2013 to 2020
• Project identifier: Deutsche Forschungsgemeinschaft (DFG) - Project number 240330583

• Final Report Year: 2019

Final Report Abstract

No abstract available

Publications

• Mean annual temperatures of mid-latitude regions derived from δ²H values of wood lignin methoxyl groups and its implications for paleoclimate studies. Science of The Total Environment, Vol. 574. 2017, pp. 1276-1282.
  T. Anhäuser, M. Greule, D. Polag, G.J. Bowen, F. Keppler
  
• Nonheme iron-oxo-catalyzed methane formation from methyl-thioethers: Scope, mechanism and relevance for natural systems. Chemistry - A European Journal, 23, 10465 – 10472.
  K. Benzing, P. Comba, B. Martin, B. Pokrandt, F. Keppler
  
• Organic compounds in fluid inclusions of Archean quartz - archives of prebiotic chemistry on early Earth. PlosOne, Vol. 12. 2017, issue 6, e0177570.
  C. Mayer, U. Schreiber, O. Schmitz, P. Rosendahl, A. Bronja, M. Greule, F. Keppler, I. Mulder, T. Sattler, H.F. Schöler
  
• A fast and sensitive method for the continuous in-situ determination of dissolved methane and its δ13C-isotope ratio in surface waters. Limnology and Oceanography: Methods, Vol. 16. 2018, Issue 5, pp. 273-285.
  J.F. Hartmann, T. Gentz, A. Schiller, M. Greule, H.-P. Grossart, D. Ionescu, F. Keppler, K. Martinez-Cruz, A. Sepulveda-Jauregui, M. Isenbeck-Schröter
  
• A transitory habitat for microorganisms in the hyperarid Atacama Desert. Proceedings of the National Academy of Sciences, Vol. 115. 2018, Issue 11, pp. 2670-2675.
  F. Keppler, D. Maus, C.P. McKay, R.U. Meckenstock, W. Montgomery, et al.
  
• Chloromethane formation and degradation in the fern phyllosphere. Science of The Total Environment, Vol. 634. 2018, pp. 1278-1287.
  N. Jaeger, L. Besaury, A.N. Röhling, F. Koch, A.-M. Delort, C. Gasc, M. Greule, S. Kolb, T. Nadalig, P. Peyret, S. Vuilleumier, P. Amato, F. Bringel, F. Keppler
  
• Earliest Eocene cold period and polar amplification - Insights from δ2H values of lignin methoxyl groups of mummified wood. Palaeogeography, Palaeoclimatology, Palaeoecology, Vol. 505. 2018, pp. 326-336.
  T. Anhäuser, B. Hook, J. Halfar, M. Greule, F. Keppler
  
• Mass spectrometric measurement of hydrogen isotope fractionation for the reactions of chloromethane with OH and Cl. Atmospheric Chemistry and Physics, Vol. 18. 2018, Issue 9, pp. 6625–6635.
  F. Keppler, E. Bahlmann, M. Greule, H.F. Schöler, J. Wittmer, C. Zetzsch
  
• Evidence for a major missing source in the global chloromethane budget from stable carbon isotopes. Atmospheric Chemistry and Physics, Vol. 19. 2019, issue 3, pp. 1703-1719.
  E. Bahlmann, F. Keppler, J. Wittmer, M. Greule, H.F. Schöler, R. Seifert, C. Zetzsch
  
• Nitrous oxide effluxes from plants as a potentially important source the atmosphere. New Phytologist, Vol. 221. 2019, Issue 3, pp. 1398-1408.
  K. Lenhart, T. Behrendt, S. Greiner, J. Steinkamp, R. Well, A. Giesemann, F. Keppler