Uma Shanker

6.9k total citations · 1 hit paper
152 papers, 4.9k citations indexed

About

Uma Shanker is a scholar working on Renewable Energy, Sustainability and the Environment, Materials Chemistry and Organic Chemistry. According to data from OpenAlex, Uma Shanker has authored 152 papers receiving a total of 4.9k indexed citations (citations by other indexed papers that have themselves been cited), including 69 papers in Renewable Energy, Sustainability and the Environment, 67 papers in Materials Chemistry and 36 papers in Organic Chemistry. Recurrent topics in Uma Shanker's work include Advanced Photocatalysis Techniques (63 papers), Nanomaterials for catalytic reactions (35 papers) and Advanced Nanomaterials in Catalysis (26 papers). Uma Shanker is often cited by papers focused on Advanced Photocatalysis Techniques (63 papers), Nanomaterials for catalytic reactions (35 papers) and Advanced Nanomaterials in Catalysis (26 papers). Uma Shanker collaborates with scholars based in India, South Africa and United States. Uma Shanker's co-authors include Manviri Rani, Vidhisha Jassal, Shiv Shankar, Rachna, Shikha Shikha, Paresh Chandra Ray, Keshu, Hongtao Yu, Gopala Krishna Darbha and Anant Kumar Singh and has published in prestigious journals such as Journal of the American Chemical Society, Food Chemistry and Chemical Engineering Journal.

In The Last Decade

Uma Shanker

141 papers receiving 4.8k citations

Hit Papers

Arsenic Contamination of Groundwater: A Review of Sources... 2014 2026 2018 2022 2014 100 200 300 400
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. Arsenic Contamination of Groundwater: A Review of Sources, Prevalence, Health Risks, and Strategies for Mitigation
    2014 433 citations Uma Shanker et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Uma Shanker India 38 2.1k 1.6k 933 879 836 152 4.9k
Changseok Han United States 40 2.3k 1.1× 2.3k 1.5× 819 0.9× 545 0.6× 1.5k 1.7× 135 5.4k
Jimoh Oladejo Tijani Nigeria 36 1.7k 0.8× 988 0.6× 894 1.0× 1.0k 1.2× 1.7k 2.1× 112 5.1k
Yue Liu China 43 2.5k 1.2× 1.5k 1.0× 1.8k 2.0× 958 1.1× 384 0.5× 183 8.6k
Liang Ni China 44 2.5k 1.2× 1.2k 0.7× 931 1.0× 475 0.5× 817 1.0× 225 6.0k
Njud S. Alharbi Saudi Arabia 43 2.6k 1.2× 1.0k 0.6× 1.1k 1.1× 1.3k 1.5× 1.4k 1.7× 119 6.1k
Danni Jiang China 26 2.2k 1.0× 1.1k 0.7× 744 0.8× 469 0.5× 680 0.8× 66 4.0k
Vanish Kumar India 44 2.7k 1.3× 968 0.6× 1.6k 1.7× 553 0.6× 532 0.6× 106 6.0k
Jean‐Marc Chovelon France 44 1.5k 0.7× 1.7k 1.1× 854 0.9× 514 0.6× 1.7k 2.0× 159 6.0k
S. Sudheer Khan India 43 3.7k 1.7× 2.8k 1.7× 792 0.8× 513 0.6× 377 0.5× 194 5.6k
Anastasia Hiskia Greece 43 2.5k 1.2× 1.9k 1.2× 321 0.3× 668 0.8× 789 0.9× 101 5.4k

Countries citing papers authored by Uma Shanker

Since Specialization
Citations

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

Fields of papers citing papers by Uma Shanker

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Uma Shanker

This figure shows the co-authorship network connecting the top 25 collaborators of Uma Shanker. A scholar is included among the top collaborators of Uma Shanker 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 Uma Shanker. Uma Shanker 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.
Rani, Manviri, et al.. (2025). Rapid microwave assisted synthesis of N-doped CQDs for highly selective ‘turn-off’ sensing of Bismuth(III) ions in wastewater. Analytica Chimica Acta. 1351. 343904–343904. 5 indexed citations
2.
Rani, Manviri, et al.. (2024). Sunlight-mediated efficient remediation of organic pollutants from water by nanohybrid of Prussian blue analogue decorated reduced graphene oxide. Separation and Purification Technology. 354. 128742–128742. 8 indexed citations
3.
Rani, Manviri, Keshu, & Uma Shanker. (2024). Coupling of metal ferrites with biowaste-derived nanocomposite of calcium oxide for efficient removal of organic pollutants. Ceramics International. 50(21). 41246–41256. 4 indexed citations
4.
Rani, Manviri, et al.. (2024). Sunlight active Zeolite decorated N-doped nickel oxide nanocomposite for the efficient photocatalytic degradation of toxic phenols. Journal of Photochemistry and Photobiology A Chemistry. 456. 115790–115790. 7 indexed citations
5.
Rani, Manviri, Shikha Sharma, Keshu, & Uma Shanker. (2024). Biowaste-derived nanocomposite of calcium oxide incorporated in nickel oxide for efficient removal of organic pollutants. Biomass Conversion and Biorefinery. 15(4). 6495–6510. 3 indexed citations
6.
Rani, Manviri, et al.. (2024). Green synthesized N-CQDs@NiO nanocomposites for efficient photocatalytic degradation of organic pollutants from water. Inorganic Chemistry Communications. 170. 113326–113326. 4 indexed citations
7.
Rani, Manviri, et al.. (2024). Recent advances and prospects on the r-GO incorporated metal oxide semiconductors for enhanced photo-adsorptive abatement of toxic wastewater pollutants. Journal of Water Process Engineering. 69. 106630–106630. 5 indexed citations
8.
Shanker, Uma & Manviri Rani. (2024). Occurrence, Distribution and Toxic Effects of Emerging Contaminantsx. 4 indexed citations
9.
10.
Rani, Manviri, et al.. (2023). Sustainable nanohybrid of CaO with rGO for efficient photocatalytic removal of wastewater pollutants. Environmental Nanotechnology Monitoring & Management. 20. 100889–100889. 8 indexed citations
11.
12.
Rani, Manviri, et al.. (2023). Sunlight assisted highly efficient photocatalytic remediation of organic pollutants by green biosynthesized ZnO@WO3 nanocomposite. Journal of Photochemistry and Photobiology A Chemistry. 446. 115160–115160. 40 indexed citations
13.
Rani, Manviri, Keshu, Meenu Meenu, Mika Sillanpää, & Uma Shanker. (2022). An updated review on environmental occurrence, scientific assessment and removal of brominated flame retardants by engineered nanomaterials. Journal of Environmental Management. 321. 115998–115998. 33 indexed citations
14.
Priya, Priya, et al.. (2020). Synergic effect of Guggul gum based hydrogel nanocomposite: An approach towards adsorption-photocatalysis of Magenta-O. International Journal of Biological Macromolecules. 161. 457–469. 15 indexed citations
15.
Baithalu, Rubina Kumari, et al.. (2010). Incomplete cervical dilatation associated with simultaneous presentation of twins with postural defects in a doe.. Indian Journal of Small Ruminants (The). 16(1). 141–142.
16.
Shanker, Uma, et al.. (2009). Effect of Aegle marmelos and Ficus religiosa leaves extracts on the ovarian function in rats.. The Indian Veterinary Journal. 86(11). 1141–1144. 3 indexed citations
17.
Das, G., et al.. (2009). Post-cervical uterine torsion in a buffalo - a case study.. 30(1). 1 indexed citations
18.
Kumar, Satish, et al.. (2000). Biochemical studies pertaining to freezability of cross bred bull semen.. 9(1). 37–40. 5 indexed citations
19.
Srivastava, S. K., et al.. (1999). SEASONAL VARIATION IN PROGESTERONE CONCENTRATION DURING OESTRUS CYCLE IN MURRAH BUFFALOES. The Indian Journal of Animal Sciences. 69(9). 700–701. 2 indexed citations
20.
Prasad, J.K., et al.. (1999). HYPO-OSMOTIC SWELLING TEST (HOST) AND ITS RESPONSE IN FRESH AND FREEZE-THAWED SEMEN. The Indian Journal of Animal Sciences. 69(10). 766–769. 11 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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