K. Sivakumar

1.3k total citations · 1 hit paper
43 papers, 1.1k citations indexed

About

K. Sivakumar is a scholar working on Organic Chemistry, Molecular Biology and Inorganic Chemistry. According to data from OpenAlex, K. Sivakumar has authored 43 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 29 papers in Organic Chemistry, 8 papers in Molecular Biology and 8 papers in Inorganic Chemistry. Recurrent topics in K. Sivakumar's work include Synthesis and biological activity (11 papers), Synthesis and Characterization of Heterocyclic Compounds (7 papers) and Crystal structures of chemical compounds (7 papers). K. Sivakumar is often cited by papers focused on Synthesis and biological activity (11 papers), Synthesis and Characterization of Heterocyclic Compounds (7 papers) and Crystal structures of chemical compounds (7 papers). K. Sivakumar collaborates with scholars based in India, United States and South Korea. K. Sivakumar's co-authors include Qian Wang, Fang Xie, Hannah N. Barnhill, Brandon Cash, Seokjoon Lee, Woon‐Seob Shin, Michael A. Bruckman, P. R. Naidu, He Tian and Velu Manikandan and has published in prestigious journals such as Chemosphere, Tetrahedron and Organic Letters.

In The Last Decade

K. Sivakumar

38 papers receiving 1.1k citations

Hit Papers

A Fluorogenic 1,3-Dipolar Cycloaddition Reaction of 3-Azi... 2004 2026 2011 2018 2004 200 400 600
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.

  1. A Fluorogenic 1,3-Dipolar Cycloaddition Reaction of 3-Azidocoumarins and Acetylenes
    2004 621 citations K. Sivakumar, Fang Xie et al. Organic Letters profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
K. Sivakumar India 10 748 482 200 124 108 43 1.1k
M. Vaultier France 16 592 0.8× 359 0.7× 86 0.4× 25 0.2× 102 0.9× 40 1.1k
Frank Bordusa Germany 20 340 0.5× 938 1.9× 175 0.9× 102 0.8× 90 0.8× 70 1.4k
John H. Clements United States 16 544 0.7× 357 0.7× 380 1.9× 34 0.3× 200 1.9× 26 1.6k
Matthias Grüne Germany 23 621 0.8× 287 0.6× 541 2.7× 140 1.1× 53 0.5× 36 1.5k
Richard Betz South Africa 16 477 0.6× 609 1.3× 169 0.8× 62 0.5× 32 0.3× 271 1.4k
Ivan Prokeš United Kingdom 17 474 0.6× 219 0.5× 186 0.9× 22 0.2× 73 0.7× 36 969
Russell Hopson United States 19 650 0.9× 295 0.6× 98 0.5× 111 0.9× 47 0.4× 42 1.3k
Xinyan Wang China 28 2.0k 2.7× 587 1.2× 237 1.2× 69 0.6× 116 1.1× 91 2.4k
Natalya L. Klyachko Russia 10 318 0.4× 518 1.1× 110 0.6× 16 0.1× 93 0.9× 15 808
Cécile S. Le Duff United Kingdom 17 157 0.2× 393 0.8× 211 1.1× 12 0.1× 87 0.8× 30 988

Countries citing papers authored by K. Sivakumar

Since Specialization
Citations

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

Fields of papers citing papers by K. Sivakumar

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of K. Sivakumar

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

All Works

20 of 20 papers shown
1.
Manikandan, Velu, Chellakannu Rajkumar, Ashraf Atef Hatamleh, et al.. (2022). Constructing Z-scheme g-C3N4/TiO2 heterostructure for promoting degradation of the hazardous dye pollutants. Chemosphere. 311(Pt 1). 136928–136928. 61 indexed citations
2.
Sivakumar, K., et al.. (2022). Facile NMI-MsCl mediated synthesis of novel pyrazole derivatives bearing heteroaryl amides as potent antimicrobial agents. ARKIVOC. 2022(5). 147–158. 2 indexed citations
3.
Packialakshmi, Jeyakumar Saranya, Asad Syed, Abdallah M. Elgorban, et al.. (2022). Silica nanoparticles derived from Arundo donax L. ash composite with Titanium dioxide nanoparticles as an efficient nanocomposite for photocatalytic degradation dye. Chemosphere. 307(Pt 3). 135951–135951. 14 indexed citations
4.
Sivakumar, K., et al.. (2022). Energetic two-dimensional g-C3N4 nanosheets combined with ZnO nanoparticles as effectual catalyst for degradation of MB dye under UV–Visible-light irradiation. Journal of Materials Science Materials in Electronics. 33(31). 24340–24353. 14 indexed citations
5.
6.
Jagan, R., et al.. (2013). N—H...O, O—H...O hydrogen-bonded supramolecular sheet formation in the bis(2-aminoanilinium) fumarate, 3-methylanilinium hydrogen fumarate and 4-chloroanilinium hydrogen fumarate salts. Acta Crystallographica Section C Crystal Structure Communications. 69(8). 904–909. 3 indexed citations
7.
Jagan, R. & K. Sivakumar. (2011). Self-assembled supramolecular sheet- and channel-type frameworks in thep-phenetidinium hydrogen phthalate and cyclohexylaminium hydrogen phthalate hemihydrate salts. Acta Crystallographica Section C Crystal Structure Communications. 67(10). o373–o377. 4 indexed citations
8.
Xie, Fang, et al.. (2008). A fluorogenic ‘click’ reaction of azidoanthracene derivatives. Tetrahedron. 64(13). 2906–2914. 90 indexed citations
9.
Lee, Seokjoon, K. Sivakumar, Woon‐Seob Shin, Fang Xie, & Qian Wang. (2006). Synthesis and anti-angiogenesis activity of coumarin derivatives. Bioorganic & Medicinal Chemistry Letters. 16(17). 4596–4599. 121 indexed citations
10.
Barnhill, Hannah N., et al.. (2005). Synthesis of hemicyanine dyes for ‘click’ bioconjugation. Tetrahedron Letters. 46(10). 1691–1695. 46 indexed citations
11.
Sivakumar, K., et al.. (2004). A Fluorogenic 1,3-Dipolar Cycloaddition Reaction of 3-Azidocoumarins and Acetylenes. Organic Letters. 6(24). 4603–4606. 621 indexed citations breakdown →
12.
Sivakumar, K., et al.. (1999). Molar excess volumes of binary mixtures of N-methyl cyclohexylamine with benzene and substituted benzenes at 303.15 K. INDIAN JOURNAL OF CHEMISTRY- SECTION A. 38(9). 934–938. 1 indexed citations
13.
Sivakumar, K. & P. R. Naidu. (1998). Sound Velocities and Isentropic Compressibilities of Binary Mixtures of 1,1,1-Trichloroethane with Ketones and Esters at 303.15 K. Physics and Chemistry of Liquids. 35(4). 209–221. 2 indexed citations
14.
Lu, Zhong‐Lin, et al.. (1996). 4,5-Diaza-9-fluorenone Isonicotinoylhydrazone Monohydrate. Acta Crystallographica Section C Crystal Structure Communications. 52(7). 1720–1722. 5 indexed citations
15.
Sivakumar, K., et al.. (1996). 1,3-Bis(2-chlorophenyl)thiourea. Acta Crystallographica Section C Crystal Structure Communications. 52(1). 134–136. 6 indexed citations
16.
Sivakumar, K., et al.. (1995). 4-Phenyl-6,7,8,9-tetrahydro-[1]benzothieno[3,2-e][1,2,4]triazolo[4,3-a]pyrimidin-5(4H)-one. Acta Crystallographica Section C Crystal Structure Communications. 51(10). 2092–2094.
17.
Ray, Jayanta K., et al.. (1995). trans-4,4a,6,7,8,8a-Hexahydro-8a-methylnaphtho[2,3-b]furan-5,9(5H,9H)-dione. Acta Crystallographica Section C Crystal Structure Communications. 51(10). 2090–2092.
18.
Chinnakali, K., et al.. (1991). 3-(2-Hydroxy-5-methylbenzyl)-6-methylcoumarin. Acta Crystallographica Section C Crystal Structure Communications. 47(2). 330–332.
19.
Chinnakali, K., K. Sivakumar, & S. Natarajan. (1990). Structure of 3-(2-benzimidazolyl)-7-(diethylamino)coumarin. Acta Crystallographica Section C Crystal Structure Communications. 46(3). 405–407. 7 indexed citations
20.
Sivakumar, K., et al.. (1990). Structure of cerpegin, a new alkaloid. Acta Crystallographica Section C Crystal Structure Communications. 46(5). 839–841. 4 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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