Zobrazeno 1 - 10
of 183
pro vyhledávání: '"Wilhelm Püttmann"'
Publikováno v:
BMC Chemistry, Vol 13, Iss 1, Pp 1-14 (2019)
Abstract Parabens and sorbic acid are commonly used as food preservatives due to their antimicrobial effect. However, their use in foods for infants and young children is not permitted in the European Union. Previous studies found these compounds in
Externí odkaz:
https://doaj.org/article/1c9dec073117463a877ce6dfa71041ef
Publikováno v:
Water, Vol 7, Iss 11, Pp 6097-6116 (2015)
Mercury (Hg) is still a focus of environmental research, since its levels in fish frequently exceed the Environmental Quality Standard (EQS) of 20 µg/kg for biota defined by the European Water Framework Directive (Directive 2008/105/EC). Current Hg
Externí odkaz:
https://doaj.org/article/edfdc9de463b4ac49f6776f581880ef1
Publikováno v:
Quaternary, Vol 2, Iss 3, p 30 (2019)
Global warming is expected to increase the rate of CH4 emission from acidic peatlands leading to an increased interest on its mechanisms of formation. The main routes are through the reduction of CO2 by molecular hydrogen and through the cleavage of
Externí odkaz:
https://doaj.org/article/62ef091e4c754140a4de14f6720287e3
Publikováno v:
Water, Vol 4, Iss 3, Pp 650-669 (2012)
The occurrence and removal efficiencies of the pharmaceuticals lidocaine (LDC), tramadol (TRA) and venlafaxine (VEN), and their major active metabolites monoethylglycinexylidide (MEGX), O-desmethyltramadol (ODT) and O-desmethylvenlafaxine (ODV) were
Externí odkaz:
https://doaj.org/article/18cef376bf4f42789d16810187e56dc1
Publikováno v:
The Science of the total environment. 806(Pt 4)
Since our comprehensive investigation of finished drinking water in Germany obtained from managed aquifer recharge systems in the period 2015-2016, which revealed widespread contamination with 1,4-dioxane, mitigation measures (integration of AOP unit
Publikováno v:
International Journal of Coal Geology. 206:31-45
Three different lithotypes (xylitic, gelified and matrix) of Pliocene lignite from the Velenje Basin, Slovenia, were investigated to establish the variations of biomarker compositions in solvent extracts and the stable isotope (carbon and nitrogen) c
Autor:
Bangjun Liu, Rafael Spiekermann, Cunliang Zhao, Wilhelm Püttmann, Yuzhuang Sun, André Jasper, Dieter Uhl
Publikováno v:
International Journal of Coal Geology. 250:103924
Autor:
Peter Illner, Wilhelm Püttmann, Sigal Abramovich, Sarit Ashckenazi-Polivoda, Robert P. Speijer, Shimon Feinstein, Aaron Meilijson, Ahuva Almogi-Labin
Publikováno v:
Marine and Petroleum Geology. 95:188-205
The complexity of sedimentary organic-matter formation, its source to burial, and influence on bottom-water communities are addressed in this study of the 19 million years-long Upper Cretaceous Tethyan upwelling regime in the Levant. A multi-proxy ap
Publikováno v:
International Journal of Coal Geology. 195:172-188
A set of 39 pale lignite and dark lignite samples, obtained from a profile of the Pliocene Jinsuo lignite basin, Yunnan Province, China, were analyzed using coal petrology and biomarkers to determine whether changes in the depositional environment an
Publikováno v:
Organic Geochemistry. 155:104209
This study explores biomarker composition in the sediment record from Lake Łebsko (LŁ) acting as a representative case of a coastal lake system. The broad context for the research was to provide insights into carbon cycling as well as the origin an