1. A fast and sensitive method for the continuous in situ determination of dissolved methane and its δ13C‐isotope ratio in surface waters. (27th April 2018) Authors: Hartmann, Jan F.; Gentz, Torben; Schiller, Amanda; Greule, Markus; Grossart, Hans‐Peter; Ionescu, Danny; Keppler, Frank; Martinez‐Cruz, Karla; Sepulveda‐Jauregui, Armando; Isenbeck‐Schröter, Margot Journal: Limnology and oceanography, methods Issue: Volume 16:Number 5(2018:May) Page Start: 273 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Altitude-specific differences in tree-ring δ2H records of wood lignin methoxy in the Qinling mountains, central China. (15th January 2023) Authors: Lu, Qiangqiang; Liu, Xiaohong; Treydte, Kerstin; Greule, Markus; Wieland, Anna; Liu, Jinzhao; Zhao, Liangju; Zhang, Yu; Kang, Huhu; Zhang, Lingnan; Zeng, Xiaomin; Keppler, Frank; Chen, Zhikun; Xing, Xiaoyu Journal: Quaternary science reviews Issue: Volume 300(2023) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Chloromethane Degradation in Soils: A Combined Microbial and Two‐Dimensional Stable Isotope Approach. Issue 2 (1st March 2018) Authors: Jaeger, Nicole; Besaury, Ludovic; Kröber, Eileen; Delort, Anne‐Marie; Greule, Markus; Lenhart, Katharina; Nadalig, Thierry; Vuilleumier, Stéphane; Amato, Pierre; Kolb, Steffen; Bringel, Françoise; Keppler, Frank Journal: Journal of Environmental Quality Issue: Volume 47:Issue 2(2018) Page Start: 254 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Exogenous addition of H2 for an in situ biogas upgrading through biological reduction of carbon dioxide into methane. (October 2017) Authors: Mulat, Daniel Girma; Mosbæk, Freya; Ward, Alastair James; Polag, Daniela; Greule, Markus; Keppler, Frank; Nielsen, Jeppe Lund; Feilberg, Anders Journal: Waste management Issue: Volume 68(2017) Page Start: 146 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Hydrogen and carbon isotope fractionation during degradation of chloromethane by methylotrophic bacteria. Issue 6 (8th September 2013) Authors: Nadalig, Thierry; Greule, Markus; Bringel, Françoise; Vuilleumier, Stéphane; Keppler, Frank Journal: MicrobiologyOpen Issue: Volume 2:Issue 6(2013:Dec.) Page Start: 893 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Insolation and Greenhouse Gas Forcing of the South American Monsoon System Across Three Glacial‐Interglacial Cycles. Issue 14 (23rd July 2020) Authors: Hou, Alicia; Bahr, André; Raddatz, Jacek; Voigt, Silke; Greule, Markus; Albuquerque, Ana Luiza; Chiessi, Cristiano M.; Friedrich, Oliver Journal: Geophysical research letters Issue: Volume 47:Issue 14(2020) Page Start: n/a Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. Isotopic characterization of vanillin ex glucose by GC-IRMS - New challenge for natural vanilla flavour authentication?. (December 2019) Authors: Wilde, Amelie S.; Frandsen, Henrik Lauritz; Fromberg, Arvid; Smedsgaard, Jørn; Greule, Markus Journal: Food control Issue: Volume 106(2019) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Late Quaternary relative humidity changes from Mt. Kilimanjaro, based on a coupled 2H-18O biomarker paleohygrometer approach. (18th May 2017) Authors: Hepp, Johannes; Zech, Roland; Rozanski, Kazimierz; Tuthorn, Mario; Glaser, Bruno; Greule, Markus; Keppler, Frank; Huang, Yongsong; Zech, Wolfgang; Zech, Michael Journal: Quaternary international Issue: Volume 438(2017)Part B Page Start: 116 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Measurements and applications of δ2H values of wood lignin methoxy groups for paleoclimatic studies. (15th September 2021) Authors: Greule, Markus; Wieland, Anna; Keppler, Frank Journal: Quaternary science reviews Issue: Volume 268(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. Methyl sulfates as methoxy isotopic reference materials for δ13C and δ2H measurements. (29th January 2019) Authors: Greule, Markus; Moossen, Heiko; Geilmann, Heike; Brand, Willi A.; Keppler, Frank Journal: Rapid communications in mass spectrometry Issue: Volume 33:Number 4(2019) Page Start: 343 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗