Detlef R.U. Knappe

13.9k total citations · 5 hit papers
114 papers, 8.7k citations indexed

About

Detlef R.U. Knappe is a scholar working on Health, Toxicology and Mutagenesis, Environmental Chemistry and Atmospheric Science. According to data from OpenAlex, Detlef R.U. Knappe has authored 114 papers receiving a total of 8.7k indexed citations (citations by other indexed papers that have themselves been cited), including 63 papers in Health, Toxicology and Mutagenesis, 56 papers in Environmental Chemistry and 28 papers in Atmospheric Science. Recurrent topics in Detlef R.U. Knappe's work include Per- and polyfluoroalkyl substances research (49 papers), Toxic Organic Pollutants Impact (45 papers) and Atmospheric chemistry and aerosols (28 papers). Detlef R.U. Knappe is often cited by papers focused on Per- and polyfluoroalkyl substances research (49 papers), Toxic Organic Pollutants Impact (45 papers) and Atmospheric chemistry and aerosols (28 papers). Detlef R.U. Knappe collaborates with scholars based in United States, Switzerland and Canada. Detlef R.U. Knappe's co-authors include Lei Li, Mark J. Strynar, R. Scott Summers, Andrew B. Lindstrom, James McCord, Zachary R. Hopkins, Mei Sun, Morton A. Barlaz, Joshua P. Kearns and Zhanyun Wang and has published in prestigious journals such as Science, Nature Communications and Environmental Science & Technology.

In The Last Decade

Detlef R.U. Knappe

112 papers receiving 8.5k citations

Hit Papers

5 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Per- and polyfluoroalkyl substances in the environment

2022 1.2k citations James McCord, Detlef R.U. Knappe et al. profile →
Effects of activated carbon surface chemistry and pore structure on the adsorption of organic contaminants from aqueous solution

2002 639 citations Detlef R.U. Knappe et al. profile →
Legacy and Emerging Perfluoroalkyl Substances Are Important Drinking Water Contaminants in the Cape Fear River Watershed of North Carolina

2016 550 citations Mark J. Strynar, Andrew B. Lindstrom et al. Environmental Science & Technology Letters profile →
Scientific Basis for Managing PFAS as a Chemical Class

2020 435 citations Carol F. Kwiatkowski, David Q. Andrews et al. Environmental Science & Technology Letters profile →
Lithium-ion battery components are at the nexus of sustainable energy and environmental release of per- and polyfluoroalkyl substances

2024 66 citations Jennifer L. Guelfo, P. Lee Ferguson et al. Nature Communications profile →

Peers

Countries citing papers authored by Detlef R.U. Knappe

Since Specialization

Citations

This map shows the geographic impact of Detlef R.U. Knappe's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Detlef R.U. Knappe with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Detlef R.U. Knappe more than expected).

Fields of papers citing papers by Detlef R.U. Knappe

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Detlef R.U. Knappe. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Detlef R.U. Knappe. The network helps show where Detlef R.U. Knappe may publish in the future.

Co-authorship network of co-authors of Detlef R.U. Knappe

This figure shows the co-authorship network connecting the top 25 collaborators of Detlef R.U. Knappe. A scholar is included among the top collaborators of Detlef R.U. Knappe based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Detlef R.U. Knappe. Detlef R.U. Knappe is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Release of Per- and Polyfluoroalkyl Substances from Municipal and Construction and Demolition Waste Landfills and Wastewater Treatment Plants in North Carolina 2025 ·ACS ES&T Water ·(unknown), (unknown), (unknown), (unknown), Detlef R.U. Knappe, Morton A. Barlaz	2
2	Per- and Polyfluoroalkyl Ether Acid (PFEA) Concentrations in Indoor Dust are Higher in Homes Closer to a Fluorochemical Manufacturing Facility 2025 ·Environmental Science & Technology ·Susan P. Proctor, Jane A. Hoppin, Sharon Zhang, Heather M. Stapleton, Detlef R.U. Knappe, Nadine Kotlarz	4
3	Adapting to PFAS contamination of private drinking water wells near a PFAS production facility in the US Atlantic Coastal Plain of North Carolina 2024 ·Water Environment Research ·(unknown), Detlef R.U. Knappe, David P. Genereux	1
4	Lithium-ion battery components are at the nexus of sustainable energy and environmental release of per- and polyfluoroalkyl substances breakdown → 2024 ·Nature Communications ·Jennifer L. Guelfo, P. Lee Ferguson, (unknown), Melissa Chernick, (unknown), (unknown), (unknown), Evan P. Gray, Nishad Jayasundara, Detlef R.U. Knappe, (unknown), Pingping Meng, (unknown)	66
5	Interlaboratory Comparison of Extractable Organofluorine Measurements in Groundwater and Eel (Anguilla rostrata): Recommendations for Methods Standardization 2023 ·Environmental Science & Technology ·Bridger J. Ruyle, Heidi M. Pickard, Lara Schultes, (unknown), Amy L. Heffernan, Detlef R.U. Knappe, Heather Lord, Pingping Meng, Marc A. Mills, Kuria Ndungù, (unknown), (unknown), (unknown), Jean Van Buren, Christian Vogel, Danielle C. Westerman, Leo W. Y. Yeung, Elsie M. Sunderland	10
6	Factors associated with per- and polyfluoroalkyl substances (PFAS) serum concentrations in residents of New Hanover County, North Carolina: The GenX exposure study 2023 ·Environmental Research ·(unknown), Adrien A. Wilkie, Nadine Kotlarz, Detlef R.U. Knappe, C. Suzanne Lea, David N. Collier, Jamie C. DeWitt, Jane A. Hoppin	8
7	Predicting Concentration- and Ionic-Strength-Dependent Air–Water Interfacial Partitioning Parameters of PFASs Using Quantitative Structure–Property Relationships (QSPRs) 2023 ·Environmental Science & Technology ·(unknown), Youn Jeong Choi, (unknown), Charles E. Schaefer, (unknown), Detlef R.U. Knappe, Tissa H. Illangasekare, Christopher P. Higgins	25
8	Per- and polyfluoroalkyl substances (PFAS) in river discharge: Modeling loads upstream and downstream of a PFAS manufacturing plant in the Cape Fear watershed, North Carolina 2022 ·The Science of The Total Environment ·Marie-Amélie Pétré, (unknown), Heather M. Stapleton, P. Lee Ferguson, G. H. Tait, Daniel R. Obenour, Detlef R.U. Knappe, David P. Genereux	60
9	Source apportionment of serum PFASs in two highly exposed communities 2022 ·The Science of The Total Environment ·(unknown), Kelsey E. Barton, Detlef R.U. Knappe, Nadine Kotlarz, Carrie A. McDonough, Christopher P. Higgins, Jane A. Hoppin, John L. Adgate	17
10	Drinking Water–Associated PFAS and Fluoroethers and Lipid Outcomes in the GenX Exposure Study 2022 ·Environmental Health Perspectives ·Emma M. Rosen, Nadine Kotlarz, Detlef R.U. Knappe, C. Suzanne Lea, David N. Collier, David B. Richardson, Jane A. Hoppin	37
11	Assessment of the breakthrough of micropollutants in full-scale granular activated carbon adsorbers by rapid small-scale column tests and a novel pilot-scale sampling approach 2020 ·Environmental Science Water Research & Technology ·(unknown), Detlef R.U. Knappe, Wouter Pronk, Bernadette Vogler, Juliane Hollender, Urs von Gunten	17
12	Enabling Organic Micropollutant Removal from Water by Full-Scale Biochar and Activated Carbon Adsorbers Using Predictions from Bench-Scale Column Data 2020 ·Environmental Engineering Science ·Joshua P. Kearns, Eric Dickenson, Detlef R.U. Knappe	20
13	Measurement of Novel, Drinking Water-Associated PFAS in Blood from Adults and Children in Wilmington, North Carolina 2020 ·Environmental Health Perspectives ·Nadine Kotlarz, James McCord, David N. Collier, C. Suzanne Lea, Mark J. Strynar, Andrew B. Lindstrom, Adrien A. Wilkie, Jessica Y. Islam, (unknown), (unknown), (unknown), (unknown), Jamie C. DeWitt, (unknown), Robert C. Smart, Detlef R.U. Knappe, Jane A. Hoppin	216
14	Biochar Water Treatment for Control of Organic Micropollutants with UVA Surrogate Monitoring 2020 ·Environmental Engineering Science ·Joshua P. Kearns, Eric Dickenson, (unknown), (unknown), (unknown), Detlef R.U. Knappe	23
15	Scientific Basis for Managing PFAS as a Chemical Class breakdown → 2020 ·Environmental Science & Technology Letters ·Carol F. Kwiatkowski, David Q. Andrews, Linda S. Birnbaum, Thomas A. Bruton, Jamie C. DeWitt, Detlef R.U. Knappe, Maricel V. Maffini, Mark F. Miller, Katherine E. Pelch, Anna Reade, Anna Soehl, Xenia Trier, Marta Venier, Charlotte C. Wagner, Zhanyun Wang, Arlene Blum	435
16	High Temperature Co-pyrolysis Thermal Air Activation Enhances Biochar Adsorption of Herbicides from Surface Water 2019 ·Environmental Engineering Science ·Joshua P. Kearns, Kyle K. Shimabuku, Detlef R.U. Knappe, R. Scott Summers	22
17	Feasibility of Using Traditional Kiln Charcoals in Low-Cost Water Treatment: Role of Pyrolysis Conditions on 2,4-D Herbicide Adsorption 2015 ·Environmental Engineering Science ·Joshua P. Kearns, Detlef R.U. Knappe, R. Scott Summers	12
18	Transformation kinetics of biochemically active compounds in low-pressure UV Photolysis and UV/H2O2 advanced oxidation processes 2011 ·Water Research ·Carolina Baeza, Detlef R.U. Knappe	164
19	Modeling the UV/hydrogen peroxide advanced oxidation process using computational fluid dynamics 2009 ·Water Research ·(unknown), Detlef R.U. Knappe, Joel J. Ducoste	66
20	Removal of emerging contaminants of concern by alternative adsorbents 2009 ·Water Research ·(unknown), Shane A. Snyder, Detlef R.U. Knappe	246

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact