Veröffentlichungen

Brooks, P. D.; Geilmann, H.; Werner, R. A.; Brand, W. A.: Improved precision of coupled δ¹³C and δ¹⁵N measurements from single samples using an elemental analyzer/isotope ratio mass spectrometer combination with a post-column sixport valve and selective CO₂ trapping; improved halide robustness of the combustion reactor using CeO₂. Rapid Communications in Mass Spectrometry 17 (16), S. 1924 - 1926 (2003)

Dörr, M.; Käßbohrer, J.; Grunert, R.; Kreisel, G.; Brand, W. A.; Werner, R. A.; Geilmann, H.; Apfel, C.; Robl, C.; Weigand, W.: A possible prebiotic formation of ammonia from dinitrogen on iron sulfide surfaces. Angewandte Chemie International Edition 42 (13), S. 1540 - 1543 (2003)

Ghosh, P.; Bhattacharya, S. K.: Sudden warming epochs during 42 to 28 ky BP in the Himalayan region from stable isotope record of sediment column from a relict lake in Goting, Garhwal, North India. Current Science 85 (1), S. 60 - 67 (2003)

Ghosh, P.; Bhattacharya, S. K.; Sahni, A.; Kar, R. K.; Mohabey, D. M.; Ambwani, K.: Dinosaur coprolites from the Late Cretaceous (Maastrichtian) Lameta Formation of India: isotopic and other markers suggesting a C₃ plant diet. Cretaceous Research 24 (6), S. 743 - 750 (2003)

Ghosh, P.; Brand, W. A.: Stable isotope ratio mass spectrometry in global climate change research. International Journal of Mass Spectrometry 228 (1), S. 1 - 33 (2003)

Qi, H. P.; Coplen, T. B.; Geilmann, H.; Brand, W. A.; Böhlke, J. K.: Two new organic reference materials for δ¹³C and δ¹⁵N measurements and a new value for the δ¹³C of NBS 22 oil. Rapid Communications in Mass Spectrometry 17 (22), S. 2483 - 2487 (2003)

Röckmann, T.; Kaiser, J.; Brenninkmeijer, C. A. M.; Brand, W. A.: Gas chromatography/isotope-ratio mass spectrometry method for high-precision position-dependent ¹⁵N and ¹⁸O measurements of atmospheric nitrous oxide. Rapid Communications in Mass Spectrometry 17 (16), S. 1897 - 1908 (2003)

Schmidt, H.-L.; Werner, R. A.; Eisenreich, W.: Systematics of ²H patterns in natural compounds and its importance for the elucidation of biosynthetic pathways. Phytochemistry Reviews 2 (1-2), S. 61 - 85 (2003)

Verkouteren, R. M.; Assonov, S.; Klinedinst, D. B.; Brand, W. A.: Isotopic metrology of carbon dioxide. II. Effects of ion source materials, conductance, emission, and accelerating voltage on dual-inlet cross contamination. Rapid Communications in Mass Spectrometry 17 (8), S. 777 - 782 (2003)

Werner, R. A.: The online ¹⁸O/¹⁶O analysis: Development and application. Isotopes in Environmental and Health Studies 39 (2), S. 85 - 104 (2003)