Walter Giger

21.0k total citations · 6 hit papers
170 papers, 17.2k citations indexed

About

Walter Giger is a scholar working on Health, Toxicology and Mutagenesis, Pollution and Environmental Chemistry. According to data from OpenAlex, Walter Giger has authored 170 papers receiving a total of 17.2k indexed citations (citations by other indexed papers that have themselves been cited), including 87 papers in Health, Toxicology and Mutagenesis, 61 papers in Pollution and 57 papers in Environmental Chemistry. Recurrent topics in Walter Giger's work include Environmental Chemistry and Analysis (47 papers), Toxic Organic Pollutants Impact (42 papers) and Pharmaceutical and Antibiotic Environmental Impacts (40 papers). Walter Giger is often cited by papers focused on Environmental Chemistry and Analysis (47 papers), Toxic Organic Pollutants Impact (42 papers) and Pharmaceutical and Antibiotic Environmental Impacts (40 papers). Walter Giger collaborates with scholars based in Switzerland, United States and Croatia. Walter Giger's co-authors include Christian Schaffner, Alfredo C. Alder, Marijan Ahel, Christa S. McArdell, Eva M. Golet, Stuart G. Wakeham, Hans‐Peter E. Kohler, Anke Göbel, Hansruedi Siegrist and Marc J.‐F. Suter and has published in prestigious journals such as Science, Journal of Biological Chemistry and SHILAP Revista de lepidopterología.

In The Last Decade

Walter Giger

168 papers receiving 16.2k citations

Hit Papers

align trajectories sort by overperformance

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.

Arsenic Contamination of Groundwater and Drinking Water in Vietnam: A Human Health Threat

2001 882 citations Michael Berg, Pham Hung Viet et al. Environmental Science & Technology profile →
4-Nonylphenol in Sewage Sludge: Accumulation of Toxic Metabolites from Nonionic Surfactants

1984 636 citations Walter Giger et al. profile →
Fate of sulfonamides, macrolides, and trimethoprim in different wastewater treatment technologies

2006 634 citations Anke Göbel, Christa S. McArdell et al. profile →
Occurrence and Sorption Behavior of Sulfonamides, Macrolides, and Trimethoprim in Activated Sludge Treatment

2005 617 citations Anke Göbel, Christa S. McArdell et al. Environmental Science & Technology profile →
Environmental Exposure Assessment of Fluoroquinolone Antibacterial Agents from Sewage to Soil

2003 612 citations Alfredo C. Alder, Walter Giger et al. Environmental Science & Technology profile →
Poly cyclic aromatic hydrocarbons in Recent lake sediments—II. Compounds derived from biogenic precursors during early diagenesis

1980 583 citations Walter Giger et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Walter Giger	9.2k	8.2k	4.3k	3.1k	2.0k	170	17.2k
E. Michael Thurman	13.6k 1.5×	8.0k 1.0×	3.9k 0.9×	4.5k 1.5×	5.5k 2.7×	235	26.8k
Edward T. Furlong	15.1k 1.6×	9.3k 1.1×	2.5k 0.6×	3.7k 1.2×	4.2k 2.1×	152	21.7k
Juliane Hollender	9.6k 1.0×	7.9k 1.0×	2.0k 0.5×	2.9k 0.9×	3.0k 1.5×	267	19.6k
Dana W. Kolpin	17.0k 1.8×	9.2k 1.1×	2.7k 0.6×	3.4k 1.1×	5.2k 2.5×	223	25.5k
Larry B. Barber	11.5k 1.2×	7.1k 0.9×	2.0k 0.5×	2.4k 0.8×	3.2k 1.5×	139	16.5k
Thorsten Reemtsma	7.7k 0.8×	5.4k 0.7×	1.7k 0.4×	2.6k 0.8×	1.7k 0.8×	262	14.7k
Marinella Farré	5.7k 0.6×	4.5k 0.5×	2.7k 0.6×	1.6k 0.5×	907 0.4×	191	12.2k
René P. Schwarzenbach	7.9k 0.9×	8.0k 1.0×	2.9k 0.7×	1.9k 0.6×	4.7k 2.3×	176	23.4k
Josep M. Bayona	8.8k 1.0×	7.4k 0.9×	1.6k 0.4×	2.7k 0.9×	1.2k 0.6×	305	17.5k
Pim de Voogt	5.1k 0.6×	10.4k 1.3×	7.6k 1.8×	1.5k 0.5×	1.2k 0.6×	303	17.1k

Countries citing papers authored by Walter Giger

Since Specialization

Citations

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

Fields of papers citing papers by Walter Giger

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Walter Giger

This figure shows the co-authorship network connecting the top 25 collaborators of Walter Giger. A scholar is included among the top collaborators of Walter Giger 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 Walter Giger. Walter Giger 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

Lara‐Martín, Pablo A., et al.. (2025). Suspect and Nontarget Screening of Organic Micropollutants in Swiss Sewage Sludge: A Nationwide Survey. Environmental Science & Technology. 59(15). 7688–7698. 5 indexed citations

Busetti, Francesco, Will J. Backe, U. Maier, et al.. (2011). Trace analysis of environmental matrices by large-volume injection and liquid chromatography–mass spectrometry. Analytical and Bioanalytical Chemistry. 402(1). 175–186. 58 indexed citations

Jonkers, Niels, Ana C. A. Sousa, Susana Galante‐Oliveira, et al.. (2009). Occurrence and sources of selected phenolic endocrine disruptors in Ria de Aveiro, Portugal. Environmental Science and Pollution Research. 17(4). 834–843. 137 indexed citations

Giger, Walter, Jürg Bloesch, & Jűrg Zobrist. (2009). ESTROM 2008 International Conference. Environmental Science and Pollution Research. 16(S1). 9–13. 1 indexed citations

Giger, Walter & Nicolae Panin. (2009). ESTROM, Environmental Science and Technology in Romania—programme overview. Environmental Science and Pollution Research. 16(S1). 3–8. 3 indexed citations

Gabriel, Frédéric L. P., et al.. (2007). ipso‐Substitution: A General Biochemical and Biodegradation Mechanism to Cleaveα‐Quaternary Alkylphenols and Bisphenol A. Chemistry & Biodiversity. 4(9). 2123–2137. 22 indexed citations

Zennegg, Markus, Martin Köhler, Paul C. Hartmann, et al.. (2007). The historical record of PCB and PCDD/F deposition at Greifensee, a lake of the Swiss plateau, between 1848 and 1999. Chemosphere. 67(9). 1754–1761. 59 indexed citations

Hartmann, Paul C., Patricia Burkhardt‐Holm, & Walter Giger. (2006). Occurrence of polybrominated diphenyl ethers (PBDEs) in brown trout bile and liver from Swiss rivers. Environmental Pollution. 146(1). 107–113. 12 indexed citations

Gerecke, Andreas C., Walter Giger, Paul C. Hartmann, et al.. (2006). Anaerobic degradation of brominated flame retardants in sewage sludge. Chemosphere. 64(2). 311–317. 186 indexed citations

10.

Göbel, Anke, Christa S. McArdell, Alfredo C. Alder, et al.. (2005). Extraction and determination of sulfonamides, macrolides, and trimethoprim in sewage sludge. Journal of Chromatography A. 1085(2). 179–189. 206 indexed citations

11.

Burkhardt‐Holm, Patricia, Walter Giger, Herbert Güttinger, et al.. (2005). Where Have All the Fish Gone?. Environmental Science & Technology. 39(21). 441A–447A. 103 indexed citations

12.

McArdell, Christa S., et al.. (2004). Trace Determination of Macrolide and Sulfonamide Antimicrobials, a Human Sulfonamide Metabolite, and Trimethoprim In Wastewater Using Liquid Chromatography. Analytical Chemistry. 4756–4764. 1 indexed citations

13.

Johnson, Andrew C., Hans R. Aerni, A. Gerritsen, et al.. (2004). Comparing steroid estrogen, and nonylphenol content across a range of European sewage plants with different treatment and management practices. Water Research. 39(1). 47–58. 217 indexed citations

14.

Dương, Hồng Anh, Michael Berg, Pham Hung Viet, et al.. (2003). Trihalomethane formation by chlorination of ammonium- and bromide-containing groundwater in water supplies of Hanoi, Vietnam. Water Research. 37(13). 3242–3252. 71 indexed citations

15.

Suter, Marc J.‐F. & Walter Giger. (2000). Trace Determinations of Emerging Water Pollutants: Endocrine Disruptors, Pharmaceuticals, and Specialty Chemicals. SHILAP Revista de lepidopterología. 1 indexed citations

16.

Ahel, Marijan, et al.. (1998). Determination of Nonylphenol Polyethoxylates and Their Lipophilic Metabolites in Sewage Effluents by Normal-phase High-performance Liquid Chromatography and Fluorescence Detection. DORA Eawag (Swiss Federal Institute of Aquatic Science and Technology (Eawag)). 32 indexed citations

17.

Sulzberger, Barbara, Silvio Canonica, Thomas Egli, et al.. (1997). Oxidative Transformations of Contaminants in Natural and in Technical Systems. CHIMIA International Journal for Chemistry. 51(12). 900–900. 60 indexed citations

18.

Ward, C. H., Perry L. McCarty, & Walter Giger. (1985). Ground water quality. 69 indexed citations

19.

Giger, Walter, et al.. (1983). Das Verhalten organischer Wasserinhaltsstoffe bei der Grundwasserbildung und im Grundwasser. DORA Eawag (Swiss Federal Institute of Aquatic Science and Technology (Eawag)). 2 indexed citations

20.

Leuenberger, Christian, et al.. (1983). Schwer abbaubare organische Stoffe in Abwässern der Zellstoffherstellung: Auftreten und Verhalten in einer biologischen Kläranlage. CHIMIA International Journal for Chemistry. 345–354. 5 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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