Rory Verhagen

3.9k total citations · 1 hit paper
25 papers, 2.5k citations indexed

About

Rory Verhagen is a scholar working on Pollution, Infectious Diseases and Health, Toxicology and Mutagenesis. According to data from OpenAlex, Rory Verhagen has authored 25 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Pollution, 9 papers in Infectious Diseases and 6 papers in Health, Toxicology and Mutagenesis. Recurrent topics in Rory Verhagen's work include Pharmaceutical and Antibiotic Environmental Impacts (10 papers), SARS-CoV-2 detection and testing (9 papers) and SARS-CoV-2 and COVID-19 Research (5 papers). Rory Verhagen is often cited by papers focused on Pharmaceutical and Antibiotic Environmental Impacts (10 papers), SARS-CoV-2 detection and testing (9 papers) and SARS-CoV-2 and COVID-19 Research (5 papers). Rory Verhagen collaborates with scholars based in Australia, United States and Japan. Rory Verhagen's co-authors include Jochen F. Mueller, Stuart L. Simpson, Warish Ahmed, Kyle Bibby, Aaron Bivins, Kevin V. Thomas, Masaaki Kitajima, Jake O’Brien, Wendy Smith and Benjamin J. Tscharke and has published in prestigious journals such as Environmental Science & Technology, The Science of The Total Environment and Water Research.

In The Last Decade

Rory Verhagen

22 papers receiving 2.4k citations

Hit 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.

First confirmed detection of SARS-CoV-2 in untreated wastewater in Australia: A proof of concept for the wastewater surveillance of COVID-19 in the community

2020 1.3k citations Warish Ahmed, Nicola Angel et al. The Science of The Total Environment profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Rory Verhagen Australia	10	2.0k	1.1k	346	328	203	25	2.5k
Ronald Italiaander Netherlands	10	1.2k 0.6×	586 0.5×	239 0.7×	201 0.6×	108 0.5×	15	1.7k
Julian Zaugg Australia	12	1.3k 0.7×	676 0.6×	447 1.3×	227 0.7×	145 0.7×	29	2.0k
Goffe Elsinga Netherlands	7	1.3k 0.7×	719 0.7×	299 0.9×	229 0.7×	122 0.6×	8	1.7k
Bradley W. Schmitz United States	14	874 0.4×	476 0.4×	176 0.5×	135 0.4×	68 0.3×	23	1.2k
Madhvi Joshi India	19	636 0.3×	358 0.3×	352 1.0×	107 0.3×	72 0.4×	97	1.4k
Katherine E. Graham United States	14	848 0.4×	433 0.4×	227 0.7×	105 0.3×	73 0.4×	22	1.3k
Arnau Casanovas‐Massana United States	15	796 0.4×	368 0.3×	219 0.6×	112 0.3×	99 0.5×	27	1.3k
Md. Aminul Islam Bangladesh	22	510 0.3×	179 0.2×	356 1.0×	57 0.2×	154 0.8×	132	1.5k
Elyse Stachler United States	14	602 0.3×	169 0.2×	168 0.5×	51 0.2×	63 0.3×	17	1.2k
Matthew J. Wade United Kingdom	21	324 0.2×	226 0.2×	163 0.5×	48 0.1×	73 0.4×	59	1.1k

Countries citing papers authored by Rory Verhagen

Since Specialization

Citations

This map shows the geographic impact of Rory Verhagen'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 Rory Verhagen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Rory Verhagen more than expected).

Fields of papers citing papers by Rory Verhagen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Rory Verhagen. 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 Rory Verhagen. The network helps show where Rory Verhagen may publish in the future.

Co-authorship network of co-authors of Rory Verhagen

This figure shows the co-authorship network connecting the top 25 collaborators of Rory Verhagen. A scholar is included among the top collaborators of Rory Verhagen 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 Rory Verhagen. Rory Verhagen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Yang, Cong, Qiuda Zheng, Zhe Wang, et al.. (2025). Occurrence and Emission Evaluation of Oxypurinol and Metformin from Effluent in WWTPs across Australia. Environmental Science & Technology. 59(23). 11767–11775.

Li, Jinglong, Jake O’Brien, Benjamin J. Tscharke, et al.. (2025). Occurrence, Removal, and Risk Assessment of Antimicrobials and Their Transformation Products in Effluent from Australian Wastewater Treatment Plants. Environmental Science & Technology. 59(13). 6825–6838. 6 indexed citations

Verhagen, Rory, et al.. (2025). Establishing In Vitro Dosimetric Models and Dose–Effect Relationships for ¹⁷⁷Lu-DOTATATE in Neuroendocrine Tumors. Journal of Nuclear Medicine. 66(8). 1291–1298. 2 indexed citations

Li, Jinglong, et al.. (2025). High levels of antibiotics released by a pharmaceutical manufacturer negatively impacted wastewater treatment plant performance. Environmental Science Water Research & Technology. 11(4). 903–913. 2 indexed citations

Verhagen, Rory, et al.. (2025). In Situ Calibration of Passive Samplers for Monitoring Host-Associated Fecal Markers in an Urban River. ACS ES&T Water. 5(11). 6918–6926.

Verhagen, Rory, Cobus Gerber, Phong K. Thai, et al.. (2024). Wastewater‐based evaluation of the efficacy of oxycodone regulations in Australia. Addiction. 119(12). 2153–2161.

Smith, Wendy, Rory Verhagen, Stephen Cook, et al.. (2024). A highly prevalent and specific cryptic plasmid pBI143 for human fecal pollution tracking in a subtropical urban river. Water Research. 273. 122992–122992. 3 indexed citations

Verhagen, Rory, Sarit Kaserzon, Kevin V. Thomas, Jochen F. Mueller, & Benjamin J. Tscharke. (2023). Exploring drug consumption patterns across varying levels of remoteness in Australia. The Science of The Total Environment. 903. 166163–166163. 2 indexed citations

Knight, Emma R., Rory Verhagen, Jochen F. Mueller, & Benjamin J. Tscharke. (2023). Spatial and temporal trends of 64 pesticides and their removal from Australian wastewater. The Science of The Total Environment. 905. 166816–166816. 7 indexed citations

10.

Hawker, Darryl W., Rory Verhagen, Sara Ghorbani Gorji, et al.. (2023). Calibration of a microporous polyethylene tube passive sampler for polar organic compounds in wastewater effluent. The Science of The Total Environment. 874. 162497–162497. 5 indexed citations

11.

Li, Jiaying, Rory Verhagen, Warish Ahmed, et al.. (2022). In Situ Calibration of Passive Samplers for Viruses in Wastewater. ACS ES&T Water. 2(11). 1881–1890. 18 indexed citations

12.

Choi, Phil M., Jack Thompson, Rory Verhagen, et al.. (2021). Systematic Evaluation of the In-Sample Stability of Selected Pharmaceuticals, Illicit Drugs, and Their Metabolites in Wastewater. Environmental Science & Technology. 55(11). 7418–7429. 31 indexed citations

13.

Verhagen, Rory, Benjamin J. Tscharke, Cobus Gerber, et al.. (2021). Multisite Calibration of a Microporous Polyethylene Tube Passive Sampler for Quantifying Drugs in Wastewater. Environmental Science & Technology. 55(19). 12922–12929. 8 indexed citations

14.

Verhagen, Rory, Sarit Kaserzon, Benjamin J. Tscharke, et al.. (2020). Time-Integrative Passive Sampling of Very Hydrophilic Chemicals in Wastewater Influent. Environmental Science & Technology Letters. 7(11). 848–853. 7 indexed citations

15.

Ahmed, Warish, Aaron Bivins, Paul M. Bertsch, et al.. (2020). Intraday variability of indicator and pathogenic viruses in 1-h and 24-h composite wastewater samples: Implications for wastewater-based epidemiology. Environmental Research. 193. 110531–110531. 75 indexed citations

16.

Ahmed, Warish, Nicola Angel, Janette Edson, et al.. (2020). First confirmed detection of SARS-CoV-2 in untreated wastewater in Australia: A proof of concept for the wastewater surveillance of COVID-19 in the community. The Science of The Total Environment. 728. 138764–138764. 1292 indexed citations breakdown →

17.

O’Malley, Elissa, Michael S. McLachlan, Jake O’Brien, Rory Verhagen, & Jochen F. Mueller. (2020). The presence of selected UV filters in a freshwater recreational reservoir and fate in controlled experiments. The Science of The Total Environment. 754. 142373–142373. 61 indexed citations

18.

Ahmed, Warish, Benjamin J. Tscharke, Paul M. Bertsch, et al.. (2020). SARS-CoV-2 RNA monitoring in wastewater as a potential early warning system for COVID-19 transmission in the community: A temporal case study. The Science of The Total Environment. 761. 144216–144216. 208 indexed citations

19.

Ahmed, Warish, Paul M. Bertsch, Aaron Bivins, et al.. (2020). Comparison of virus concentration methods for the RT-qPCR-based recovery of murine hepatitis virus, a surrogate for SARS-CoV-2 from untreated wastewater. The Science of The Total Environment. 739. 139960–139960. 389 indexed citations

20.

Verhagen, Rory, Elissa O’Malley, Foppe Smedes, Jochen F. Mueller, & Sarit Kaserzon. (2019). Calibration parameters for the passive sampling of organic UV filters by silicone; diffusion coefficients and silicone–water partition coefficients. Chemosphere. 223. 731–737. 15 indexed citations

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.

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