This map shows the geographic impact of S. Ravikumar'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 S. Ravikumar with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites S. Ravikumar more than expected).
This network shows the impact of papers produced by S. Ravikumar. 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 S. Ravikumar. The network helps show where S. Ravikumar may publish in the future.
Co-authorship network of co-authors of S. Ravikumar
This figure shows the co-authorship network connecting the top 25 collaborators of S. Ravikumar.
A scholar is included among the top collaborators of S. Ravikumar 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 S. Ravikumar. S. Ravikumar is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Ravikumar, S., et al.. (2019). Estimation of phenolic and flavonoid content and in vitro antioxidant and antibacterial activity of Memecylon umbellatum Burm. Journal of Pharmacognosy and Phytochemistry. 8(2). 1434–1439.1 indexed citations
6.
Ravikumar, S., et al.. (2012). Population dynamics of free living, nitrogen fixing bacteria Azospirillum in Manakkudi mangrove ecosystem, India.. PubMed. 33(3). 597–602.4 indexed citations
Ravikumar, S., et al.. (2011). Hepatoprotective and antioxidant properties of Suaeda maritima (L.) dumort ethanolic extract on concanavalin-A induced hepatotoxicity in rats.. PubMed. 49(6). 455–60.45 indexed citations
9.
Ravikumar, S., et al.. (2011). Antibacterial activity of seagrass species of cymodocea serrulata against chosen bacterial fish pathogens. Annals of biological research. 2(1). 88–93.10 indexed citations
10.
Ravikumar, S., et al.. (2011). Biodiversity of actinomycetes in Manakkudi mangrove ecosystem, Southwest coast of India. Annals of biological research. 2(1). 76–82.7 indexed citations
11.
Ravikumar, S., et al.. (2011). Biofertilizer effect of halophilic azospirilium on the growth of Jatropha curcas L. seedlings.. Annals of biological research. 2(2). 153–157.
12.
Ravikumar, S., S. Krishnakumar, Samuel Jacob Inbaneson, & Murugesan Gnanadesigan. (2010). Antagonistic activity of marine actinomycetes from Arabian Sea coast. Archives of applied science research. 2(6). 273–280.18 indexed citations
13.
Ravikumar, S., et al.. (2010). Assessment of endophytic bacterial diversity among mangrove plants and their antibacterial activity against bacterial pathogens.. Annals of biological research. 1(4). 240–247.12 indexed citations
Ravikumar, S., et al.. (2010). Bioinoculation of halophilic phosphobacteria for raising vigorous seedlings of Rhizophora mucronata.. Archives of applied science research. 2(6). 261–266.2 indexed citations
16.
Ravikumar, S., et al.. (2010). Effect of halophilic phosphobacteria on Avicennia officinalis seedlings.. Annals of biological research. 1(4). 254–260.5 indexed citations
17.
Ravikumar, S., et al.. (2002). Quantification of halophilic Azospirillum from mangroves. Indian Journal of Marine Sciences. 31(2). 157–160.15 indexed citations
Kathiresan, K., P. N. Krishna Moorthy, & S. Ravikumar. (1996). A note on the influence of salinity and pH on rooting of Rhizophora mucronata Lamk. seedlings.. Indian Forester. 122(8). 763–764.8 indexed citations
20.
Ravikumar, S. & K. Kathiresan. (1993). (nfluence of tannins, amino acids and sugars on fungi of marine halophytes. Mahasagar. 26(1). 21–25.9 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.