Top Researchers by Subject and Country
Ordered by h-index as reported by OpenAlex, a published citation metric and not a ScholarList ranking.
India – by field
- Medicine 47,939
- Engineering 41,812
- Computer Science 26,409
- Agricultural and Biological Sciences 24,092
- Materials Science 15,259
- Chemistry 13,417
- Biochemistry, Genetics and Molecular Biology 11,823
- Environmental Science 10,686
- Physics and Astronomy 8,238
- Business, Management and Accounting 5,684
- Social Sciences 5,426
- Dentistry 4,185
- Mathematics 3,605
- Energy 3,393
- Pharmacology, Toxicology and Pharmaceutics 3,310
- Earth and Planetary Sciences 3,246
- Economics, Econometrics and Finance 2,205
- Psychology 1,788
- Neuroscience 1,618
- Decision Sciences 1,457
- Arts and Humanities 1,450
- Immunology and Microbiology 1,419
- Health Professions 1,292
- Chemical Engineering 541
- Veterinary 303
- Nursing 296
India – largest subfields
- Electrical and Electronic Engineering 13,803
- Plant Science 13,071
- Materials Chemistry 8,565
- Mechanical Engineering 7,277
- Organic Chemistry 6,863
- Molecular Biology 6,789
- Computer Vision and Pattern Recognition 6,755
- Artificial Intelligence 6,272
- Surgery 5,714
- Computer Networks and Communications 5,010
- Information Systems 4,961
- Infectious Diseases 4,661
- Biomedical Engineering 4,169
- Civil and Structural Engineering 3,547
- Inorganic Chemistry 3,425
- Public Health, Environmental and Occupational Health 3,297
- Renewable Energy, Sustainability and the Environment 3,125
- Aerospace Engineering 2,930
- Epidemiology 2,849
- Electronic, Optical and Magnetic Materials 2,833
- Water Science and Technology 2,823
- Pulmonary and Respiratory Medicine 2,776
- Computational Mechanics 2,718
- Pharmaceutical Science 2,675
- Food Science 2,544
- Atomic and Molecular Physics, and Optics 2,367
- Nuclear and High Energy Physics 2,321
- Soil Science 2,267
- Control and Systems Engineering 2,245
- Astronomy and Astrophysics 2,077
- Genetics 2,025
- Cardiology and Cardiovascular Medicine 2,017
- Endocrinology, Diabetes and Metabolism 1,990
- Biomaterials 1,964
- Mechanics of Materials 1,857
- Sociology and Political Science 1,778
- Global and Planetary Change 1,707
- Ecology 1,609
- Pediatrics, Perinatology and Child Health 1,583
- Complementary and alternative medicine 1,579
United States – by field
- Medicine 5,289
- Biochemistry, Genetics and Molecular Biology 1,773
- Engineering 1,460
- Physics and Astronomy 1,097
- Computer Science 1,076
- Agricultural and Biological Sciences 845
- Materials Science 800
- Chemistry 669
- Environmental Science 457
- Social Sciences 290
- Immunology and Microbiology 271
- Neuroscience 230
- Earth and Planetary Sciences 227
- Pharmacology, Toxicology and Pharmaceutics 172
- Business, Management and Accounting 163
- Energy 146
- Dentistry 130
- Economics, Econometrics and Finance 118
- Psychology 113
- Health Professions 111
- Mathematics 104
- Arts and Humanities 49
- Decision Sciences 45
- Nursing 37
- Chemical Engineering 36
United States – largest subfields
- Molecular Biology 1,131
- Astronomy and Astrophysics 603
- Electrical and Electronic Engineering 526
- Surgery 488
- Plant Science 482
- Oncology 480
- Infectious Diseases 478
- Materials Chemistry 432
- Cardiology and Cardiovascular Medicine 401
- Public Health, Environmental and Occupational Health 399
- Pulmonary and Respiratory Medicine 337
- Artificial Intelligence 321
- Genetics 298
- Organic Chemistry 284
- Hematology 259
- Epidemiology 252
- Computer Vision and Pattern Recognition 240
- Mechanical Engineering 214
- Nuclear and High Energy Physics 213
- Radiology, Nuclear Medicine and Imaging 208
- Biomedical Engineering 203
- Immunology 191
- Inorganic Chemistry 182
- Computer Networks and Communications 180
- Pediatrics, Perinatology and Child Health 172
- Neurology 166
- Information Systems 164
- Ophthalmology 154
- Biomaterials 153
- Endocrinology, Diabetes and Metabolism 141
- Physiology 140
- Cancer Research 127
- Renewable Energy, Sustainability and the Environment 126
- Atomic and Molecular Physics, and Optics 121
- Pharmaceutical Science 118
- Electronic, Optical and Magnetic Materials 114
- Condensed Matter Physics 114
- Psychiatry and Mental health 110
- Computational Mechanics 101
- Nephrology 99
China – by field
- Engineering 1,244
- Medicine 756
- Computer Science 518
- Biochemistry, Genetics and Molecular Biology 422
- Agricultural and Biological Sciences 366
- Materials Science 350
- Physics and Astronomy 317
- Environmental Science 220
- Chemistry 202
- Energy 132
- Earth and Planetary Sciences 74
- Immunology and Microbiology 42
- Business, Management and Accounting 42
- Mathematics 38
- Neuroscience 38
- Social Sciences 34
- Economics, Econometrics and Finance 26
- Chemical Engineering 21
China – largest subfields
- Electrical and Electronic Engineering 545
- Molecular Biology 246
- Computer Vision and Pattern Recognition 197
- Materials Chemistry 194
- Plant Science 186
- Artificial Intelligence 137
- Renewable Energy, Sustainability and the Environment 121
- Control and Systems Engineering 116
- Mechanical Engineering 113
- Astronomy and Astrophysics 111
- Biomedical Engineering 105
- Nuclear and High Energy Physics 100
- Computer Networks and Communications 97
- Organic Chemistry 82
- Aerospace Engineering 77
- Civil and Structural Engineering 72
- Genetics 71
- Oncology 71
- Computational Mechanics 70
- Inorganic Chemistry 65
- Water Science and Technology 62
- Electronic, Optical and Magnetic Materials 62
- Pulmonary and Respiratory Medicine 60
- Cancer Research 59
- Surgery 56
- Biomaterials 49
- Soil Science 48
- Atomic and Molecular Physics, and Optics 46
- Epidemiology 45
- Cardiology and Cardiovascular Medicine 44
- Condensed Matter Physics 43
- Information Systems 43
- Food Science 42
- Radiology, Nuclear Medicine and Imaging 40
- Infectious Diseases 39
- Animal Science and Zoology 38
- Mechanics of Materials 37
- Hepatology 37
- Pollution 36
- Complementary and alternative medicine 32