R. Ranjithkumar

1.9k total citations · 1 hit paper
44 papers, 1.6k citations indexed

About

R. Ranjithkumar is a scholar working on Electronic, Optical and Magnetic Materials, Materials Chemistry and Electrical and Electronic Engineering. According to data from OpenAlex, R. Ranjithkumar has authored 44 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 24 papers in Electronic, Optical and Magnetic Materials, 21 papers in Materials Chemistry and 20 papers in Electrical and Electronic Engineering. Recurrent topics in R. Ranjithkumar's work include Supercapacitor Materials and Fabrication (22 papers), Nanoparticles: synthesis and applications (13 papers) and Conducting polymers and applications (11 papers). R. Ranjithkumar is often cited by papers focused on Supercapacitor Materials and Fabrication (22 papers), Nanoparticles: synthesis and applications (13 papers) and Conducting polymers and applications (11 papers). R. Ranjithkumar collaborates with scholars based in India, South Korea and United States. R. Ranjithkumar's co-authors include P. Devendran, B. Chandarshekar, V. Bhuvaneshwari, Devaraj Bharathi, S. Ezhil Arasi, A. Arivarasan, N. Nallamuthu, S. Sudhahar, Pandian Lakshmanan and M. Krishna Kumar and has published in prestigious journals such as Biophysical Journal, Chemical Physics Letters and Applied Surface Science.

In The Last Decade

R. Ranjithkumar

44 papers receiving 1.5k 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.

Study on the effect of the concentration of Hibiscus sabdariffa extract on the green synthesis of ZnO nanoparticles

2019 191 citations C.A. Soto-Robles, O. Nava et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R. Ranjithkumar India	25	823	568	553	316	290	44	1.6k
E.R. Nagarajan India	23	564 0.7×	531 0.9×	215 0.4×	408 1.3×	497 1.7×	66	1.6k
Aniruddha Mondal India	24	929 1.1×	842 1.5×	410 0.7×	129 0.4×	789 2.7×	70	2.1k
Kulvinder Singh India	23	775 0.9×	716 1.3×	197 0.4×	233 0.7×	286 1.0×	69	1.8k
M. Jothibas India	22	1.6k 1.9×	635 1.1×	274 0.5×	207 0.7×	615 2.1×	80	2.1k
Hongju Wang China	18	539 0.7×	852 1.5×	773 1.4×	184 0.6×	761 2.6×	48	1.7k
G. Ramalingam India	25	1.2k 1.5×	673 1.2×	442 0.8×	198 0.6×	740 2.6×	96	1.9k
Jamil Ismail Malaysia	17	508 0.6×	897 1.6×	780 1.4×	426 1.3×	251 0.9×	33	1.5k
Mukut Chakraborty India	19	594 0.7×	228 0.4×	196 0.4×	254 0.8×	137 0.5×	31	1.1k
N. Kannadasan India	20	1.1k 1.3×	474 0.8×	280 0.5×	156 0.5×	476 1.6×	41	1.5k
G. Nagaraju India	22	1.4k 1.8×	315 0.6×	208 0.4×	137 0.4×	548 1.9×	43	1.8k

Countries citing papers authored by R. Ranjithkumar

Since Specialization

Citations

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

Fields of papers citing papers by R. Ranjithkumar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of R. Ranjithkumar

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

Prabu, Samikannu, et al.. (2025). Pre-Carbonization of B/N/O heteroatom-codoped hierarchical porous carbon spheres derived from bio-waste orange peel for high-performance supercapacitors. Materials Research Bulletin. 189. 113441–113441. 5 indexed citations

Girirajan, Maheshwaran, et al.. (2025). Graphitic carbon nitride quantum dot embedded with MoO3-GO nanosheets as electrode material for enhanced supercapacitor performance. Journal of Energy Storage. 113. 115743–115743. 4 indexed citations

Lugo‐Medina, Eder, C.A. Soto-Robles, O. Nava, et al.. (2025). Synthesis of ZnO semiconductor nanoparticles using extracts of Capsicum annuum L. for photocatalytic activity in degradation of polluting dyes. Journal of Ovonic Research. 21(1). 47–60. 1 indexed citations

Ranjithkumar, R., Pandian Lakshmanan, Nallasamy Palanisami, et al.. (2024). Facile fabrication of 3D-α-Fe2O3@2D-g-C3N4 heterojunction composite materials: Effect of iron oxide loading on the electrochemical performance. Inorganic Chemistry Communications. 165. 112553–112553. 4 indexed citations

Ranjithkumar, R. & Ji Ho Youk. (2024). Nitrogen-doped hollow carbon spheres decorated with NiCo alloy nanoparticles for high-performance supercapacitor electrode. Materials Today Chemistry. 36. 101939–101939. 13 indexed citations

Ranjithkumar, R., et al.. (2023). Polypyrrole-derived N-doped CNT nanocomposites decorated with CoNi alloy nanoparticles for high-performance supercapacitor electrodes. Applied Surface Science. 619. 156796–156796. 24 indexed citations

Ranjithkumar, R., Pandian Lakshmanan, P. Devendran, et al.. (2022). Facile, Morphology-Controlled and Mass Production of 0D-Ag/2D-g-C3N4/3D-TiO2 Nano-composite Materials: Effect of Silver Morphology and Loading on the Electrochemical Performance. Electronic Materials Letters. 19(2). 172–183. 6 indexed citations

Gupta, Piyush Kumar, Deepak Kumar, Soumya Pandit, et al.. (2021). Synthesis, Characterization and Remedial Action of Biogenic Silver Nanoparticles and Chitosan-Silver Nanoparticles against Bacterial Pathogens. JOURNAL OF RENEWABLE MATERIALS. 10(12). 3093–3105. 1 indexed citations

Arasi, S. Ezhil, et al.. (2021). Studies on electrochemical mechanism of nanostructured cobalt vanadate electrode material for pseudocapacitors. Journal of Energy Storage. 41. 102986–102986. 41 indexed citations

10.

Ranjithkumar, R., S. Ezhil Arasi, P. Devendran, et al.. (2020). Investigations and fabrication of Ni(OH)2 encapsulated carbon nanotubes nanocomposites based asymmetrical hybrid electrochemical supercapacitor. Journal of Energy Storage. 32. 101934–101934. 28 indexed citations

11.

Ranjithkumar, R., et al.. (2020). Investigations on effect of graphitic carbon nitride loading on the properties and electrochemical performance of g-C3N4/TiO2 nanocomposites for energy storage device applications. Materials Science in Semiconductor Processing. 121. 105328–105328. 74 indexed citations

12.

Bharathi, Devaraj, R. Ranjithkumar, B. Chandarshekar, & V. Bhuvaneshwari. (2019). Bio-inspired synthesis of chitosan/copper oxide nanocomposite using rutin and their anti-proliferative activity in human lung cancer cells. International Journal of Biological Macromolecules. 141. 476–483. 74 indexed citations

13.

Arasi, S. Ezhil, et al.. (2019). Pseudocapacitive Behavioral Testing of Iron Vanadate Nanoparticles Synthesized by Simple Co- Precipitation Method. International Journal of Engineering and Advanced Technology. 9(1s4). 374–378. 3 indexed citations

14.

Arasi, S. Ezhil, P. Devendran, R. Ranjithkumar, S. Arunpandiyan, & A. Arivarasan. (2019). Electrochemical property analysis of zinc vanadate nanostructure for efficient supercapacitors. Materials Science in Semiconductor Processing. 106. 104785–104785. 92 indexed citations

15.

Ranjithkumar, R., et al.. (2019). BIOMIMETIC SYNTHESIS AND CHARACTERIZATION OF SILVER NANOPARTICLES (AGNPS) USING VINCA ROSEA AQUEOUS EXTRACT. 2(2). 1–5. 1 indexed citations

16.

Ranjithkumar, R., et al.. (2018). "ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES COATED INTRAVASCULAR CATHETERS (AgNPs-IVC) AGAINST BIOFILM PRODUCING PATHOGENS ". RASAYAN Journal of Chemistry. 4 indexed citations

17.

Bhuvaneshwari, V., et al.. (2017). Synthesis, characterization and antibacterial activity of hybrid chitosan-cerium oxide nanoparticles: As a bionanomaterials. International Journal of Biological Macromolecules. 104(Pt B). 1746–1752. 99 indexed citations

18.

Poblete, Horacio, et al.. (2016). Understanding the Interaction between Biomolecules and Silver Nanoparticles. Biophysical Journal. 110(3). 341a–341a. 3 indexed citations

19.

Ranjithkumar, R., et al.. (2014). Synthesis of Pomegranate Peel Extract Mediated Silver Nanoparticles and its Antibacterial Activity. 2(2). 174–182. 46 indexed citations

20.

Sathish, S., et al.. (2014). Wide Band Gap Transparent Polymer-Inorganic Composite Thin Films by Dip-Coating Method: Preparation and Characterizations. International Journal of Polymer Analysis and Characterization. 20(1). 29–41. 16 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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