Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 42 Scientists Citation Rankings (Sort by last 6 years Citation Index) - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 1
Environmental Biotechnology
Phytoremediatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,693
953
0.563
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 2
quantum dots
Photoluminescence
photoelectrochemical splitting of water for solar hydrogen generat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
664
307
0.462
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 3
Organic chemistry and Theoretical chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
231
226
0.978
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 4
Materials Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
198
176
0.889
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 5
Evolutionary Biology
Immuno ecolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
434
148
0.341
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 6
Environmental Endocrinolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
385
139
0.361
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 7
Conservation Biology
Systematic Conservation Planning
Zoolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
259
136
0.525
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 8
Material Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
118
100
0.847
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 9
Plasmonics
SERS
Catalysis
Energy storage device
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
126
99
0.786
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* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 10
Nano Materials
Crystal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
160
93
0.581
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 11
computational physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
144
92
0.639
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 12
Environmental scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98
92
0.939
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 13
Crystal Growth
Spectroscop
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
77
0.917
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 14
Tissue Culture
Molecular Biology
Nanobiotechnology
Microbiology
Conservation Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82
72
0.878
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 15
nonlinear Dyamic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
164
71
0.433
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 16
Behaviour
Biodiversity and Conservation of Bat
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
331
64
0.193
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 17
Difference Equation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
103
58
0.563
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 18
Water Pollution
Heavy metal Pollution
Eco friendly Pesticid
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
123
54
0.439
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 19
Materials Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 20
Difference equation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31
31
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 21
Waste management
phytoremediation
pollution
Biodiversity Conservation
Hydrogeochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
29
0.853
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 22
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
28
0.364
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 23
Coordination complexe
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27
23
0.852
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 24
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection: 25
Zoolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29
14
0.483
* Last 6 Years Citation Counts Rankings
Rankings
488,233
15,174
1
Ranking Based On Selection: 1
Manoj S Paul
St John's College Agra
Mumbai, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,693
953
0.563
Environmental Biotechnology
Phytoremediatio
* Last 6 Years Citation Counts Rankings
Rankings
946,563
35,879
2
Ranking Based On Selection: 2
Sonal Sahai
St John's College Agra
Mumbai, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
664
307
0.462
quantum dots
Photoluminescence
photoelectrochemical splitting of water for solar hydrogen generat
* Last 6 Years Citation Counts Rankings
Rankings
1,094,066
42,641
1
Ranking Based On Selection: 3
Winfred Jebaraj
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
231
226
0.978
Organic chemistry and Theoretical chemistr
* Last 6 Years Citation Counts Rankings
Rankings
1,219,382
48,938
2
Ranking Based On Selection: 4
A Nirmal Paul Raj
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
198
176
0.889
* Last 6 Years Citation Counts Rankings
Rankings
1,306,858
53,759
3
Ranking Based On Selection: 5
D Paramanantha Swami Doss
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
434
148
0.341
Evolutionary Biology
Immuno ecolog
* Last 6 Years Citation Counts Rankings
Rankings
1,339,514
55,703
4
Ranking Based On Selection: 6
B Jawahar Samuel
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
385
139
0.361
Environmental Endocrinolog
* Last 6 Years Citation Counts Rankings
Rankings
1,351,446
56,410
1
Ranking Based On Selection: 7
Josin Tharian
St John's College Anchal
Kerala, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
259
136
0.525
Conservation Biology
Systematic Conservation Planning
Zoolog
* Last 6 Years Citation Counts Rankings
Rankings
1,511,384
66,989
5
Ranking Based On Selection: 8
P Sumithraj
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
118
100
0.847
* Last 6 Years Citation Counts Rankings
Rankings
1,516,166
67,298
2
Ranking Based On Selection: 9
Jiji Sg
St John's College Anchal
Kerala, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
126
99
0.786
* Last 6 Years Citation Counts Rankings
Rankings
1,546,912
69,536
6
Ranking Based On Selection: 10
S John Kennady Vethanathan
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
160
93
0.581
Nano Materials
Crystal
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
* Last 6 Years Citation Counts Rankings
Rankings
1,552,631
69,965
3
Ranking Based On Selection: 11
Benzon Kb
St John's College Anchal
Kerala, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
144
92
0.639
* Last 6 Years Citation Counts Rankings
Rankings
1,554,524
70,121
3
Ranking Based On Selection: 12
Sakshi Walker
St John's College Agra
Mumbai, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
98
92
0.939
* Last 6 Years Citation Counts Rankings
Rankings
1,643,285
76,810
7
Ranking Based On Selection: 13
Daniel Sweetlin
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
84
77
0.917
* Last 6 Years Citation Counts Rankings
Rankings
1,676,135
79,378
8
Ranking Based On Selection: 14
S Wilson
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
82
72
0.878
Tissue Culture
Molecular Biology
Nanobiotechnology
Microbiology
Conservation Biolog
* Last 6 Years Citation Counts Rankings
Rankings
1,680,195
79,683
9
Ranking Based On Selection: 15
Arulgnanam Appadurai
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
164
71
0.433
* Last 6 Years Citation Counts Rankings
Rankings
1,728,866
83,769
10
Ranking Based On Selection: 16
Suthakar Isaac
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
331
64
0.193
Behaviour
Biodiversity and Conservation of Bat
* Last 6 Years Citation Counts Rankings
Rankings
1,776,757
87,912
4
Ranking Based On Selection: 17
Dilip DS
St John's College Anchal
Kerala, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
103
58
0.563
* Last 6 Years Citation Counts Rankings
Rankings
1,808,752
90,545
4
Ranking Based On Selection: 18
Susan Verghese P
St John's College Agra
Mumbai, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
123
54
0.439
Water Pollution
Heavy metal Pollution
Eco friendly Pesticid
* Last 6 Years Citation Counts Rankings
Rankings
1,922,460
100,542
11
Ranking Based On Selection: 19
J Ruby Jemima
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
42
42
1.000
* Last 6 Years Citation Counts Rankings
Rankings
2,039,011
111,047
5
Ranking Based On Selection: 20
Smitha Mary Mathew
St John's College Anchal
Kerala, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
31
31
1.000
* Last 6 Years Citation Counts Rankings
Rankings
2,059,436
112,925
6
Ranking Based On Selection: 21
Anila George|Anila George, George anila
St John's College Anchal
Kerala, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
29
0.853
Waste management
phytoremediation
pollution
Biodiversity Conservation
Hydrogeochemistr
* Last 6 Years Citation Counts Rankings
Rankings
2,067,311
113,620
12
Ranking Based On Selection: 22
J Vijaya Xavier Parthipan
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
28
0.364
* Last 6 Years Citation Counts Rankings
Rankings
2,135,713
119,967
13
Ranking Based On Selection: 23
P Muthuselvan
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
27
23
0.852
* Last 6 Years Citation Counts Rankings
Rankings
2,206,742
126,811
14
Ranking Based On Selection: 24
R Nithya Agnes
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
* Last 6 Years Citation Counts Rankings
Rankings
2,264,741
132,057
15
Ranking Based On Selection: 25
Dv Sheeba Rajakumari
St John's College
Agra, India
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
29
14
0.483