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
925,285
Country Rank
34,113
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/7195.png)
![India](/flags/in.png)
![Hemant Kumar Singh](https://cdn.adscientificindex.com/pictures/77/4510084.jpg)
Hydrogeochemistry
hydrogeochemical modeling
Geothermal Energy
Enhanced Geothermal System
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
352
0.757
* Total Citation Counts Rankings
World Rank
983,707
Country Rank
37,817
Institution Rank : 24
![](https://cdn.adscientificindex.com/logos/7195.png)
![India](/flags/in.png)
![Hemant Kumar Singh](https://cdn.adscientificindex.com/pictures/25/4750879.jpg)
Engineering Geology
Experimental rock mechanics
Hydrology
Rock Mechanics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
379
352
0.929
* Total Citation Counts Rankings
World Rank
1,064,138
Country Rank
43,140
Institution Rank : 33
![](https://cdn.adscientificindex.com/logos/7195.png)
![India](/flags/in.png)
![Alok Kumar](https://cdn.adscientificindex.com/pictures/fb/4820331.jpg)
coal geology (petrography
organic geochemistry
source rock potential and hydrocarbon generation) and hydrogeology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
284
260
0.915
* Total Citation Counts Rankings
World Rank
1,070,587
Country Rank
43,539
Institution Rank : 34
![](https://cdn.adscientificindex.com/logos/7195.png)
![India](/flags/in.png)
![Rakesh Dubey](/user/assets/images/profile/no-profile-photo.png)
geoinformatics machine learning computer science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
278
217
0.781
* Total Citation Counts Rankings
World Rank
1,732,079
Country Rank
88,445
Institution Rank : 78
![](https://cdn.adscientificindex.com/logos/7195.png)
![India](/flags/in.png)
![Mrityunjay Kumar Jha](https://cdn.adscientificindex.com/pictures/d3/5259135.jpg)
Coal geology
Coal petrography
Organic geochemistry
Petroleum Geology
Organic petrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
33
0.943
* Total Citation Counts Rankings
World Rank
1,986,527
Country Rank
110,040
Institution Rank : 95
![](https://cdn.adscientificindex.com/logos/7195.png)
![India](/flags/in.png)
![Abul Aas](/pictures/bb/5262134.jpg)
Near Surface Geophysics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
925,285
![India](/flags/in.png)
34,113
![](https://cdn.adscientificindex.com/logos/7195.png)
19
Hemant Kumar Singh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
465
352
0.757
![](https://cdn.adscientificindex.com/logos/7195.png)
Hydrogeochemistry
hydrogeochemical modeling
Geothermal Energy
Enhanced Geothermal System
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
983,707
![India](/flags/in.png)
37,817
![](https://cdn.adscientificindex.com/logos/7195.png)
24
Hemant Kumar Singh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
379
352
0.929
![](https://cdn.adscientificindex.com/logos/7195.png)
Engineering Geology
Experimental rock mechanics
Hydrology
Rock Mechanics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,064,138
![India](/flags/in.png)
43,140
![](https://cdn.adscientificindex.com/logos/7195.png)
33
Alok Kumar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
284
260
0.915
![](https://cdn.adscientificindex.com/logos/7195.png)
coal geology (petrography
organic geochemistry
source rock potential and hydrocarbon generation) and hydrogeology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,070,587
![India](/flags/in.png)
43,539
![](https://cdn.adscientificindex.com/logos/7195.png)
34
Rakesh Dubey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
278
217
0.781
![](https://cdn.adscientificindex.com/logos/7195.png)
geoinformatics machine learning computer science
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,732,079
![India](/flags/in.png)
88,445
![](https://cdn.adscientificindex.com/logos/7195.png)
78
Mrityunjay Kumar Jha
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
35
33
0.943
![](https://cdn.adscientificindex.com/logos/7195.png)
Coal geology
Coal petrography
Organic geochemistry
Petroleum Geology
Organic petrology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,986,527
![India](/flags/in.png)
110,040
![](https://cdn.adscientificindex.com/logos/7195.png)
95
Abul Aas
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11
11
1.000