2023
Stavropoulou, F., Vinkovic, K., Kers, B., de Vries, M., van Heuven, S., Korben, P., Schmidt, M., Wietzel, J., Jagoda, P., Necki, J. M., Bartyzel, J., Maazallahi, H., Menoud, M., van der Veen, C., Walter, S., Tuzson, B., Ravelid, J., Morales, R. P., Emmenegger, L., Brunner, D., Steiner, M., Hensen, A., Velzeboer, I., van den Bulk, P., Denier van der Gon, H., Delre, A., Edjabou, M. E., Scheutz, C., Corbu, M., Iancu, S., Moaca, D., Scarlat, A., Tudor, A., Vizireanu, I., Calcan, A., Ardelean, M., Ghemulet, S., Pana, A., Constantinescu, A., Cusa, L., Nica, A., Baciu, C., Pop, C., Radovici, A., Mereuta, A., Stefanie, H., Hermans, B., Schwietzke, S., Zavala-Araiza, D., Chen, H., and Röckmann, T.: High potential for CH4 emission mitigation from oil infrastructure in one of EU’s major production regions, EGUsphere[preprint], 2023. https://doi.org/10.5194/egusphere-2023-247

2019
Bange, H.W., Kock, A., Pelz, N., Schmidt, M., Schütte, F., Walter, S., Post, A.F., Jones, B.H., Kürten, B.: „Nitrous oxide in the northern Gulf of Aqaba and the central Red Sea“, Deep-Sea Research Part II (2019), https://doi.org/10.1016/j.dsr2.2019.06.015

2019
Walter, S., Röckmann, T., and the MEMO2 team: “MEMO2: MEthane goes MObile – MEasurementsand MOdelling“, Proceedings NCGG8, Amsterdam, NL, 2019, https://www.ncgg.info/ncgg8/proceedings 

2019
Cristini, L. and Walter, S.: “Preface: Implementing project management principles in geosciences”, Adv. Geosci., 46, 21-23, https://doi.org/10.5194/adgeo-46-21-2019, 2019

2016
Walter, S., Kock, A., Steinhoff, T., Fiedler, B., Fietzek, P., Kaiser, J., Krol., M., Popa, M.E., Chen, Q., Tanhua, T., Röckmann, T.: “Isotopic evidence for biogenic molecular hydrogen production in the Atlantic Ocean, Biogeosciences, 13, 323–340, 2016, doi:10.5194/bg-13-323-2016, http://www.biogeosciences.net/13/323/2016/bg-13-323-2016-discussion.html

2013
Walter, S., Kock, A., Röckmann, T.: “High-resolution measurements of atmospheric molecular hydrogen and its isotopic composition at the West African coast of Mauritania, Biogeosciences, 10, 3391–3403, doi:10.5194/bg-10-3391-2013, 2013, http://www.biogeosciences.net/10/3391/2013/

2012
Walter, S., Laukenmann, S., Stams, A.J.M., Vollmer, M.K., Gleixner, G., Röckmann, T.: “The stable isotopic signature of biologically produced molecular hydrogen (H2), Biogeosciences 9, 4115–4123,doi:10.5194/bg-9–4115-2012, 2012, http://www.biogeosciences.net/9/4115/2012/bg-9-4115-2012.pdf

2012
Vollmer, M.K., Walter, S., Mohn, J., Steinbacher, M., Bond, S.W., Röckmann, T. Reimann, S.: “Molecular hydrogen (H2) combustion emissions and their isotope (D/H) signatures from domestic heaters, diesel vehicle engines, waste incinerator plants, and biomass burning”, Atmos. Chem. Phys., 12, 6275–6289, doi:10.5194/acp-12-6275-2012, 2012, http://www.atmos-chem-phys.net/12/6275/2012/acp-12-6275-2012.pdf

2011
Batenburg, A.M., Walter, S., Pieterse, G., Levin, I., Schmidt, M., Jordan, A., Hammer, S., Yver, C., Röckmann, T.: “Temporal and spatial variability of the stable isotopic composition of atmospheric molecular hydrogen: observations at six EUROHYDROS stations, Atmos.Chem.Phys., 11 (14), 6985–6999, DOI: 10.5194/acp-11-6985-2011, 2011, http://www.atmos-chem-phys.net/11/6985/2011/acp-11-6985-2011.pdf

2010
Vollmer, M.K., Walter, S., Bond, S.W., Soltic, P., Röckmann, T.: “Molecular hydrogen (H2) emissions and their isotopic signatures (H/D) from a motor vehicle: implications on atmospheric H2; Atmos. Chem. Phys., 10, 5707–5718, doi:10.5194/acp-10-5707-2010, 2010, http://www.atmos-chem-phys.net/10/5707/2010/acp-10-5707-2010.pdf

2010
Röckmann, T., Walter, S., Bohn, B., Wegener, R., Spahn, H., Brauers, T., Tillmann, R., Schlosser, E., Koppmann, R., Rohrer, F.: “Isotope effect in the formation of H2 from H2CO studied at the atmospheric simulation chamber SAPHIR”, Atmos. Chem. Phys., 10, 5343-5357, 2010doi:/10/5343/2010, 2010, http://www.atmos-chem-phys.net/10/5343/2010/acp-10-5343-2010.pdf 

2010
Röckmann, T., Gómez Álvarez, C.X., Walter, S., v.d. Veen, C., Wollny, A.G., Gunthe, S.S., Helas, G., Pöschl, U., Keppler, F., Greule, M., Brand, W.A.: Isotopic composition of H2 from wood burning: Dependency on combustion efficiency, moisture content, and δD of local precipitation; J. of Geophys. Res, Vol. 115, D17308, doi:10.1029/2009JD013188, 2010, http://www.agu.org/journals/jd/jd1017/2009JD013188/2009JD013188.pdf

2009
Freing, A., Wallace, D.W.R., Tanhua, T., Walter, S., Bange, H.W.: North Atlantic production of nitrous oxide in the context of changing atmospheric levels; Global Biogeochem. Cycles, Vol. 23, GB4015, doi:10.1029/2009GB003472, http://www.agu.org/journals/gb/gb0904/2009GB003472/2009GB003472.pdf

2006
Walter, S., Breitenbach, U., Bange, H.W., Nausch, G., Wallace, D.W.R.: “Nitrous oxide water column distribution during the transition from anoxic to oxic conditions in the Baltic Sea”, Biogeosciences, 3, 557–570, 2006, Special Issue: SPOT-ON conference, http://www.biogeosciences.net/3/557/2006/bg-3-557-2006.pdf

2006
Walter, S., Bange, H.W., Breitenbach, U., Wallace, D.W.R.: „Nitrous oxide in the North Atlantic Ocean“, Biogeosciences, 3, 607–619, 2006, http://www.biogeosciences.net/3/607/2006/bg-3-607-2006.pdf

2006
Walter, S.: “N2O in the Atlantic Ocean and the Baltic Sea”, PhD thesis, http://eldiss.uni-kiel.de/macau/receive/dissertation_diss_00001609

2005
Walter S., Peeken, I., Lochte, K., Webb, A., Bange, H.W.: “Nitrous oxide measurements during EIFEX, the European Iron Fertilization Experiment in the subpolar South Atlantic Ocean”, Geophysical Research Letters, 32, L23613, doi:10.1029/2005GL024619, http://www.agu.org/journals/gl/gl0523/2005GL024619/2005GL024619.pdf

2004
Walter, S., Bange, H.W., Wallace, D.W.R.: “Nitrous oxide in the surface layer of the tropical North Atlantic Ocean along a West to East transect”, Geophysical Research Letters, 31, L23S07, doi:10.1029/2004GL019937, http://www.agu.org/journals/gl/gl0419/2004GL019937/2004GL019937.pdf

2002
Zimmer, M., Geisler, S., Walter, S., Brendelberger, H.: “Fluorescence in Asellus aquaticus (Isopoda: Asellota): a first approach”, Evolutionary Ecology Research, 4, 181–187, http://www.evolutionary-ecology.com/issues/v04n02/eear1361.pdf

2001
Schmaljohann, R., Drews, M., Walter, S., Linke, P., v. Rad, U., Imhoff, J.: “Oxygen-minimum zone sediments in the northeastern Arabian Sea off Pakistan: a habitat fort he bacterium Thioploca”, Marine Ecology Progress Series, 211, 27-42, http://www.int-res.com/articles/meps/211/m211p027.pdf

2001
Walter, S.: “Untersuchungen zur Aktivität extrazellulärer Verdauungs–enzyme bei ausgewählten Makroinvertebraten”, Diploma Thesis