Ulrike Koch

802 total citations · 1 hit paper
7 papers, 641 citations indexed

About

Ulrike Koch is a scholar working on Ecology, Environmental Chemistry and Molecular Biology. According to data from OpenAlex, Ulrike Koch has authored 7 papers receiving a total of 641 indexed citations (citations by other indexed papers that have themselves been cited), including 3 papers in Ecology, 3 papers in Environmental Chemistry and 2 papers in Molecular Biology. Recurrent topics in Ulrike Koch's work include Aquatic Ecosystems and Phytoplankton Dynamics (3 papers), Aquatic Ecosystems and Biodiversity (2 papers) and Environmental Toxicology and Ecotoxicology (2 papers). Ulrike Koch is often cited by papers focused on Aquatic Ecosystems and Phytoplankton Dynamics (3 papers), Aquatic Ecosystems and Biodiversity (2 papers) and Environmental Toxicology and Ecotoxicology (2 papers). Ulrike Koch collaborates with scholars based in Germany and Russia. Ulrike Koch's co-authors include Günther Jung, Nongnuch Vanittanakom, W. Loeffler, Dietmar Straile, Eric von Elert, Daniel Baumgärtner, Hans‐Peter Grossart, Dominik Martin‐Creuzburg, Karl‐Otto Rothhaupt and Michael Bucher and has published in prestigious journals such as Oecologia, International Journal of Food Microbiology and Journal of Chemical Ecology.

In The Last Decade

Ulrike Koch

7 papers receiving 612 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.

Fengycin - A novel antifungal lipopeptide antibiotic produced by Bacillus subtilis F-29-3.

1986 437 citations Nongnuch Vanittanakom, W. Loeffler et al. The Journal of Antibiotics profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ulrike Koch Germany	7	226	197	152	106	89	7	641
Gabriel Padilla Brazil	18	327 1.4×	163 0.8×	76 0.5×	139 1.3×	184 2.1×	54	887
Aurelio Moraleda‐Muñoz Spain	15	523 2.3×	107 0.5×	297 2.0×	234 2.2×	76 0.9×	27	889
Inmaculada Meseguer Spain	16	423 1.9×	74 0.4×	341 2.2×	43 0.4×	55 0.6×	25	709
Laurence Meslet‐Cladière France	15	378 1.7×	149 0.8×	121 0.8×	54 0.5×	120 1.3×	23	699
Yasuko Jojima Japan	11	385 1.7×	96 0.5×	242 1.6×	35 0.3×	195 2.2×	13	723
Claudia Fladerer Germany	9	207 0.9×	219 1.1×	81 0.5×	86 0.8×	69 0.8×	10	633
Jogadhenu S. S. Prakash India	16	564 2.5×	195 1.0×	284 1.9×	45 0.4×	26 0.3×	29	840
Patricia Lucas‐Elío Spain	19	595 2.6×	152 0.8×	239 1.6×	81 0.8×	34 0.4×	28	882
Daniele Losi Italy	12	418 1.8×	59 0.3×	290 1.9×	42 0.4×	259 2.9×	14	828
Antonio Starčević Croatia	16	486 2.2×	59 0.3×	217 1.4×	69 0.7×	320 3.6×	43	897

Countries citing papers authored by Ulrike Koch

Since Specialization

Citations

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

Fields of papers citing papers by Ulrike Koch

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ulrike Koch

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

All Works

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7 of 7 papers shown

1.

Koch, Ulrike, Dominik Martin‐Creuzburg, Hans‐Peter Grossart, & Dietmar Straile. (2012). Differences in the amino acid content of four green algae and their impact on the reproductive mode of Daphnia pulex. Fundamental and Applied Limnology / Archiv für Hydrobiologie. 181(4). 327–336. 6 indexed citations

2.

Koch, Ulrike, Dominik Martin‐Creuzburg, Hans‐Peter Grossart, & Dietmar Straile. (2011). Single dietary amino acids control resting egg production and affect population growth of a key freshwater herbivore. Oecologia. 167(4). 981–989. 45 indexed citations

3.

Koch, Ulrike, Eric von Elert, & Dietmar Straile. (2008). Food quality triggers the reproductive mode in the cyclical parthenogen Daphnia (Cladocera). Oecologia. 159(2). 317–324. 63 indexed citations

4.

Fredriksson‐Ahomaa, Maria, et al.. (2004). Different genotypes of Yersinia enterocolitica 4/O:3 strains widely distributed in butcher shops in the Munich area. International Journal of Food Microbiology. 95(1). 89–94. 31 indexed citations

5.

Baumgärtner, Daniel, Ulrike Koch, & Karl‐Otto Rothhaupt. (2003). Alteration of Kairomone-Induced Antipredator Response of the Freshwater Amphipod Gammarus roeseli by Sediment Type. Journal of Chemical Ecology. 29(6). 1391–1401. 29 indexed citations

6.

Baumgärtner, Daniel, et al.. (2002). Effects of infochemicals on microhabitat choice by the freshwater amphipod Gammarus roeseli. Fundamental and Applied Limnology / Archiv für Hydrobiologie. 155(3). 353–367. 30 indexed citations

7.

Vanittanakom, Nongnuch, W. Loeffler, Ulrike Koch, & Günther Jung. (1986). Fengycin - A novel antifungal lipopeptide antibiotic produced by Bacillus subtilis F-29-3.. The Journal of Antibiotics. 39(7). 888–901. 437 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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