Kari S. Ormerod

955 total citations · 1 hit paper
9 papers, 814 citations indexed

About

Kari S. Ormerod is a scholar working on Health, Toxicology and Mutagenesis, Molecular Biology and Oceanography. According to data from OpenAlex, Kari S. Ormerod has authored 9 papers receiving a total of 814 indexed citations (citations by other indexed papers that have themselves been cited), including 3 papers in Health, Toxicology and Mutagenesis, 2 papers in Molecular Biology and 2 papers in Oceanography. Recurrent topics in Kari S. Ormerod's work include Water Treatment and Disinfection (3 papers), Microbial Community Ecology and Physiology (2 papers) and Marine and coastal ecosystems (2 papers). Kari S. Ormerod is often cited by papers focused on Water Treatment and Disinfection (3 papers), Microbial Community Ecology and Physiology (2 papers) and Marine and coastal ecosystems (2 papers). Kari S. Ormerod collaborates with scholars based in Norway. Kari S. Ormerod's co-authors include John G. Ormerod, Howard Gest, Vidar Lund, Ingun Skjevrak, Hallgeir Herikstad, L. Berglind, Olav M. Skulberg and T. Traaen and has published in prestigious journals such as Water Research, Archives of Biochemistry and Biophysics and Marine Chemistry.

In The Last Decade

Kari S. Ormerod

9 papers receiving 713 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.

Light-dependent utilization of organic compounds and photoproduction of molecular hydrogen by photosynthetic bacteria; relationships with nitrogen metabolism

1961 562 citations John G. Ormerod, Kari S. Ormerod et al. Archives of Biochemistry and Biophysics profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Kari S. Ormerod Norway	8	462	242	126	116	91	9	814
Makoto Ishimoto Japan	21	556 1.2×	186 0.8×	125 1.0×	101 0.9×	178 2.0×	75	1.2k
H. G. Schlegel Germany	11	567 1.2×	115 0.5×	97 0.8×	80 0.7×	156 1.7×	20	936
L. F. Oltmann Netherlands	16	613 1.3×	142 0.6×	60 0.5×	104 0.9×	109 1.2×	42	857
Martin Bokranz Germany	15	399 0.9×	153 0.6×	92 0.7×	100 0.9×	92 1.0×	17	659
Corinne Aubert France	20	393 0.9×	214 0.9×	127 1.0×	161 1.4×	69 0.8×	41	1.0k
J. M. Akagi United States	18	481 1.0×	114 0.5×	153 1.2×	62 0.5×	24 0.3×	44	851
Kurt Frunzke Germany	13	292 0.6×	106 0.4×	173 1.4×	148 1.3×	215 2.4×	15	689
Hans-Günter Schlegel Germany	16	328 0.7×	77 0.3×	84 0.7×	63 0.5×	143 1.6×	28	775
Derek S. Hoare United States	10	350 0.8×	124 0.5×	159 1.3×	74 0.6×	179 2.0×	12	653
Nasser Gad’on Germany	18	789 1.7×	147 0.6×	474 3.8×	106 0.9×	238 2.6×	29	1.1k

Countries citing papers authored by Kari S. Ormerod

Since Specialization

Citations

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

Fields of papers citing papers by Kari S. Ormerod

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kari S. Ormerod. 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 Kari S. Ormerod. The network helps show where Kari S. Ormerod may publish in the future.

Co-authorship network of co-authors of Kari S. Ormerod

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

All Works

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9 of 9 papers shown

1.

Skjevrak, Ingun, Vidar Lund, Kari S. Ormerod, & Hallgeir Herikstad. (2005). Volatile organic compounds in natural biofilm in polyethylene pipes supplied with lake water and treated water from the distribution network. Water Research. 39(17). 4133–4141. 46 indexed citations

2.

Skjevrak, Ingun, et al.. (2004). Biofilm in water pipelines; a potential source for off-flavours in the drinking water. Water Science & Technology. 49(9). 211–217. 16 indexed citations

3.

Lund, Vidar & Kari S. Ormerod. (1995). The influence of disinfection processes on biofilm formation in water distribution systems. Water Research. 29(4). 1013–1021. 62 indexed citations

4.

Ormerod, Kari S.. (1988). Distribution of some non-phototrophic bacteria and active biomass (ATP) in the permanently anoxic fjord Framvaren. Marine Chemistry. 23(3-4). 243–256. 10 indexed citations

5.

Berglind, L., et al.. (1983). Oscillatoria brevis (Kutz.) Gom. and Some Other Especially Odouriferous Benthic Cyanophytes in Norwegian Inland Waters. Water Science & Technology. 15(6-7). 241–246. 19 indexed citations

6.

Traaen, T., et al.. (1972). Heterotrophic growth in indoor research channels; self-purification and production. SIL Proceedings 1922-2010. 18(2). 891–895. 5 indexed citations

7.

Ormerod, John G., et al.. (1966). Chemical and physical factors involved in the heterotrophic growth response to organic pollution. SIL Proceedings 1922-2010. 16(2). 906–910. 12 indexed citations

8.

Gest, Howard, John G. Ormerod, & Kari S. Ormerod. (1962). Photometabolism of Rhodospirillum rubrum: Light-dependent dissimilation of organic compounds to carbon dioxide and molecular hydrogen by an anaerobic citric acid cycle. Archives of Biochemistry and Biophysics. 97(1). 21–33. 82 indexed citations

9.

Ormerod, John G., Kari S. Ormerod, & Howard Gest. (1961). Light-dependent utilization of organic compounds and photoproduction of molecular hydrogen by photosynthetic bacteria; relationships with nitrogen metabolism. Archives of Biochemistry and Biophysics. 94(3). 449–463. 562 indexed citations breakdown →

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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