Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 60 Scientists Citation Rankings - 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.

* Total Citation Counts Rankings
Ranking Based On Selection: 1
India
Ravi Subrahmanyan
Astronomy
Signal processin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,331
6,887
0.422
* Total Citation Counts Rankings
Ranking Based On Selection: 2
India
Avinash Deshpande
Radio Astronomy
Signal Processin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,476
4,200
0.401
* Total Citation Counts Rankings
Ranking Based On Selection: 3
India
Reji Philip
Ultrafast Phenomena
Laser-induced Plasmas
Nonlinear Optics
Audio Amplifier Desig
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,622
3,904
0.406
* Total Citation Counts Rankings
Ranking Based On Selection: 4
India
Biswajit Paul
Astrophysic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,785
1,945
0.406
* Total Citation Counts Rankings
Ranking Based On Selection: 5
India
Joseph Samuel
physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,062
800
0.197
* Total Citation Counts Rankings
Ranking Based On Selection: 6
India
Udaya Shankar
Astronom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,803
1,393
0.497
* Total Citation Counts Rankings
Ranking Based On Selection: 7
India
Sanjib Sabhapandit
Statistical Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,789
1,755
0.629
* Total Citation Counts Rankings
Ranking Based On Selection: 8
India
Ranjini Bandyopadhyay
Soft Condensed Matter Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,696
840
0.312
* Total Citation Counts Rankings
Ranking Based On Selection: 9
India
Dibyendu Roy
Condensed Matter Physics
Statistical Mechanics
Atomic and Optical physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,653
1,296
0.489

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
India
Sadiq Rangwala
Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,965
448
0.228
* Total Citation Counts Rankings
Ranking Based On Selection: 11
India
Hema Ramachandran
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,428
466
0.326
* Total Citation Counts Rankings
Ranking Based On Selection: 12
India
Urna Basu
Statistical physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,404
1,024
0.729
* Total Citation Counts Rankings
Ranking Based On Selection: 13
India
Urbasi Sinha
Quantum Information
Quantum Computation and Quantum Communicatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,226
722
0.589
* Total Citation Counts Rankings
Ranking Based On Selection: 14
India
Sanjukta Roy
Quantum Gases
Atomic and Molecular Physics
Quantum Entanglemen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
977
439
0.449
* Total Citation Counts Rankings
Ranking Based On Selection: 15
India
Supurna Sinha
theoretical physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
951
287
0.302
* Total Citation Counts Rankings
Ranking Based On Selection: 16
India
Sayantan Majumdar
Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
860
474
0.551
* Total Citation Counts Rankings
Ranking Based On Selection: 17
India
Temkar N Ruckmongathan
Matrix addressing
multiplexing LCD
display devices
signal processin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
822
40
0.049
* Total Citation Counts Rankings
Ranking Based On Selection: 18
India
Manish Kumar
Polaritons
Microcavity
OLEDs
organic materials strong coupling
Non-linear Optic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
755
544
0.721
* Total Citation Counts Rankings
Ranking Based On Selection: 19
India
Bargur Seshagiriyappa Girish
Design of precision digital-receivers for use in radio astronomy
digital signal processing
FPGA
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
743
621
0.836
* Total Citation Counts Rankings
Ranking Based On Selection: 20
India
HT Srinivasa
Organic synthesis/Liquid crystal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
600
362
0.603
* Total Citation Counts Rankings
Ranking Based On Selection: 21
India
Ashwathanarayana Gowda
Organic synthesis
Liquid crystals
Polymers
Toxic gas sensors
Nanomaterial
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
520
367
0.706
* Total Citation Counts Rankings
Ranking Based On Selection: 22
India
Saptarishi Chaudhuri
Quantum Gases
ultracold atoms
cold atoms
Spin correlation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
515
201
0.390
* Total Citation Counts Rankings
Ranking Based On Selection: 23
India
Ramesh Balasubramanyam
Astronomy
Instrumentation
Wireless communication
Brain computer interfac
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
424
89
0.210
* Total Citation Counts Rankings
Ranking Based On Selection: 24
India
Ion Santra
Non-equilibrium Statistical Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
400
400
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 25
India
Ragavendra Hv
cosmolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
384
383
0.997
* Total Citation Counts Rankings
Rankings
56,896
India
570
1
Ranking Based On Selection: 1
Ravi Subrahmanyan
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
16,331
6,887
0.422
* Total Citation Counts Rankings
Rankings
99,080
India
1,289
2
Ranking Based On Selection: 2
Avinash Deshpande
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,476
4,200
0.401
Radio Astronomy
Signal Processin
* Total Citation Counts Rankings
Rankings
109,238
India
1,482
3
Ranking Based On Selection: 3
Reji Philip
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,622
3,904
0.406
Ultrafast Phenomena
Laser-induced Plasmas
Nonlinear Optics
Audio Amplifier Desig
* Total Citation Counts Rankings
Rankings
225,927
India
4,253
4
Ranking Based On Selection: 4
Biswajit Paul
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,785
1,945
0.406
* Total Citation Counts Rankings
Rankings
262,819
India
5,368
5
Ranking Based On Selection: 5
Joseph Samuel
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
4,062
800
0.197
* Total Citation Counts Rankings
Rankings
358,927
India
8,551
6
Ranking Based On Selection: 6
Udaya Shankar
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,803
1,393
0.497
* Total Citation Counts Rankings
Rankings
360,349
India
8,605
7
Ranking Based On Selection: 7
Sanjib Sabhapandit
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,789
1,755
0.629
* Total Citation Counts Rankings
Rankings
370,194
India
8,931
8
Ranking Based On Selection: 8
Ranjini Bandyopadhyay
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,696
840
0.312
* Total Citation Counts Rankings
Rankings
374,933
India
9,106
9
Ranking Based On Selection: 9
Dibyendu Roy
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,653
1,296
0.489
Condensed Matter Physics
Statistical Mechanics
Atomic and Optical physic
* Total Citation Counts Rankings
Rankings
467,735
India
12,535
10
Ranking Based On Selection: 10
Sadiq Rangwala
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,965
448
0.228

Is Your University Ready for the Future?

Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis

* Total Citation Counts Rankings
Rankings
576,236
India
16,887
11
Ranking Based On Selection: 11
Hema Ramachandran
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,428
466
0.326
* Total Citation Counts Rankings
Rankings
581,959
India
17,131
12
Ranking Based On Selection: 12
Urna Basu
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,404
1,024
0.729
* Total Citation Counts Rankings
Rankings
630,207
India
19,132
13
Ranking Based On Selection: 13
Urbasi Sinha
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,226
722
0.589
Quantum Information
Quantum Computation and Quantum Communicatio
* Total Citation Counts Rankings
Rankings
712,010
India
22,837
14
Ranking Based On Selection: 14
Sanjukta Roy
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
977
439
0.449
Quantum Gases
Atomic and Molecular Physics
Quantum Entanglemen
* Total Citation Counts Rankings
Rankings
721,943
India
23,328
15
Ranking Based On Selection: 15
Supurna Sinha
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
951
287
0.302
* Total Citation Counts Rankings
Rankings
757,755
India
25,189
16
Ranking Based On Selection: 16
Sayantan Majumdar
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
860
474
0.551
* Total Citation Counts Rankings
Rankings
773,890
India
25,994
17
Ranking Based On Selection: 17
Temkar N Ruckmongathan
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
822
40
0.049
Matrix addressing
multiplexing LCD
display devices
signal processin
* Total Citation Counts Rankings
Rankings
803,309
India
27,631
18
Ranking Based On Selection: 18
Manish Kumar
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
755
544
0.721
Polaritons
Microcavity
OLEDs
organic materials strong coupling
Non-linear Optic
* Total Citation Counts Rankings
Rankings
808,734
India
27,914
19
Ranking Based On Selection: 19
Bargur Seshagiriyappa Girish
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
743
621
0.836
Design of precision digital-receivers for use in radio astronomy
digital signal processing
FPGA
* Total Citation Counts Rankings
Rankings
883,101
India
32,098
20
Ranking Based On Selection: 20
HT Srinivasa
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
600
362
0.603
* Total Citation Counts Rankings
Rankings
938,174
India
34,717
21
Ranking Based On Selection: 21
Ashwathanarayana Gowda
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
520
367
0.706
Organic synthesis
Liquid crystals
Polymers
Toxic gas sensors
Nanomaterial
* Total Citation Counts Rankings
Rankings
942,644
India
34,904
22
Ranking Based On Selection: 22
Saptarishi Chaudhuri
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
515
201
0.390
Quantum Gases
ultracold atoms
cold atoms
Spin correlation
* Total Citation Counts Rankings
Rankings
1,023,577
India
38,497
23
Ranking Based On Selection: 23
Ramesh Balasubramanyam
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
424
89
0.210
Astronomy
Instrumentation
Wireless communication
Brain computer interfac
* Total Citation Counts Rankings
Rankings
1,046,735
India
39,535
24
Ranking Based On Selection: 24
Ion Santra
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
400
400
1.000
Non-equilibrium Statistical Physic
* Total Citation Counts Rankings
Rankings
1,063,495
India
40,304
25
Ranking Based On Selection: 25
Ragavendra Hv
       Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
384
383
0.997