Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
495,854
Country Rank
13,330
Institution Rank : 44
![](https://cdn.adscientificindex.com/logos/8706.jpg)
![India](/flags/in.png)
![S Thirumalairajan](https://cdn.adscientificindex.com/pictures/30/4308299.jpg)
Morphological Tuned functional Nanostructure materials/thin films for Environmental Energy and Biological applications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,642
993
0.605
* Total Citation Counts Rankings
World Rank
630,191
Country Rank
18,854
Institution Rank : 70
![](https://cdn.adscientificindex.com/logos/8706.jpg)
![India](/flags/in.png)
![Vellaikumar](https://cdn.adscientificindex.com/pictures/cb/2005357.jpg)
Metabolomics
Analytical chemistry
Nanotechnology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,114
942
0.846
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
495,854
![India](/flags/in.png)
13,330
![](https://cdn.adscientificindex.com/logos/8706.jpg)
44
S Thirumalairajan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,642
993
0.605
![](https://cdn.adscientificindex.com/logos/8706.jpg)
Morphological Tuned functional Nanostructure materials/thin films for Environmental Energy and Biological applications
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
630,191
![India](/flags/in.png)
18,854
![](https://cdn.adscientificindex.com/logos/8706.jpg)
70
Vellaikumar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,114
942
0.846
![](https://cdn.adscientificindex.com/logos/8706.jpg)
Metabolomics
Analytical chemistry
Nanotechnology