Thomas P Knepper
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Explore the profile of Thomas P Knepper including associated specialties, affiliations and a list of published articles.
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63
Citations
554
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Recent Articles
11.
Muller K, Hubner D, Huppertsberg S, Knepper T, Zahn D
Sci Total Environ
. 2021 Aug;
802:149799.
PMID: 34450436
Tire wear particles are not only the type of polymer particles most prevalent in the environment but also act as source of various organic micropollutants, many of which are likely...
12.
Hehet P, Koke N, Zahn D, Fromel T, Rossler T, Knepper T, et al.
Drug Test Anal
. 2021 Jul;
13(10):1758-1767.
PMID: 34272823
Since their first appearance in 2008, synthetic cannabinoid receptor agonists (SCRAs) remain the most popular new psychoactive substances (NPS) in the EU. Following consumption, these drugs and their metabolites are...
13.
Hanslik L, Sommer C, Huppertsberg S, Dittmar S, Knepper T, Braunbeck T
Comp Biochem Physiol C Toxicol Pharmacol
. 2020 Aug;
237:108849.
PMID: 32768657
The continuously growing plastic production and incomplete recycling processes open manifold entry routes for microplastic particles (MPs) into the environment. Since knowledge on trophic transfer of contaminants sorbed to MPs...
14.
Huppertsberg S, Zahn D, Pauelsen F, Reemtsma T, Knepper T
Water Res
. 2020 Jun;
181:115931.
PMID: 32505887
Synthetic polymers have been one of the defining environmental topics of the last decade. Synthetic polymers in the environment are usually classified by their size. They encompass the widely discussed...
15.
Neuwald I, Zahn D, Knepper T
Anal Bioanal Chem
. 2020 Apr;
412(20):4881-4892.
PMID: 32236657
Fragmentation flagging (FF), a high-resolution mass spectrometric screening variant that utilizes intentionally produced indicative in-source fragments, was used to screen for per- and polyfluoroalkyl substances (PFASs) in surface waters. Besides...
16.
Knepper T, Reemtsma T, Schmidt T
Anal Bioanal Chem
. 2020 Mar;
412(20):4761-4762.
PMID: 32147770
No abstract available.
17.
Muller K, Zahn D, Fromel T, Knepper T
Anal Bioanal Chem
. 2020 Mar;
412(20):4867-4879.
PMID: 32130441
Matrix effects have been shown to be very pronounced and highly variable in the analysis of mobile chemicals, which may severely exacerbate accurate quantification. These matrix effects, however, are still...
18.
Zahn D, Neuwald I, Knepper T
Anal Bioanal Chem
. 2020 Feb;
412(20):4763-4784.
PMID: 32086538
Persistent and mobile water contaminants are rapidly developing into a focal point of environmental chemistry and chemical regulation. Their defining parameter that sets them apart from the majority of regularly...
19.
Janousek R, Muller J, Knepper T
Chemosphere
. 2019 Oct;
241:124950.
PMID: 31605999
Alkylphenols (APs) are chemicals of largely anthropogenic origin. Longer chain derivatives like 4-nonylphenol (4NP) or 4-tert.-octylphenol (4tOP) are mainly used for the production of alkylphenol ethoxylates, while short chain alkylphenols...
20.
Zahn D, Meusinger R, Fromel T, Knepper T
Environ Sci Technol
. 2019 Jul;
53(15):8994-9002.
PMID: 31298842
Halomethanesulfonic acids (HMSAs) are recently discovered polar disinfection byproducts without commercially available reference materials. To allow for their accurate quantification, we successfully synthesized standards for the four presumably most prevalent...