15.4K(top 0.1%)
papers
754.8K(top 0.1%)
citations
319(top 0.1%)
h-index
475(top 0.1%)
g-index
16.9K
all documents
802.7K
doc citations
7.0K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Chemistry | 3,200 | 261,948 | 23 | 12 |
| 2 | Nanotechnology | 1,291 | 72,013 | 3 | 16 |
| 3 | Materials | 1,069 | 60,965 | 9 | 17 |
| 4 | nanoscience | 571 | 36,687 | 3 | 9 |
| 5 | Catalysis | 610 | 36,238 | 11 | 7 |
| 6 | Physics | 587 | 33,525 | 116 | 445 |
| 7 | Biocompatible Materials | 676 | 33,212 | 10 | 13 |
| 8 | Polymers | 1,060 | 32,729 | 10 | 11 |
| 9 | Materials Science | 583 | 30,508 | 31 | 30 |
| 10 | Biology | 352 | 28,715 | 417 | 724 |
| 11 | Nanostructured Materials | 583 | 28,397 | 4 | 5 |
| 12 | Chemical Engineering | 270 | 24,770 | 51 | 7 |
| 13 | polymerization | 794 | 24,350 | 12 | 13 |
| 14 | Analytical Chemistry | 749 | 23,853 | 21 | 27 |
| 15 | Biotechnology | 325 | 20,890 | 66 | 107 |
| 16 | Optical materials | 364 | 19,266 | 9 | 15 |
| 17 | Energy Conversion | 137 | 15,903 | 7 | 11 |
| 18 | Bioengineering | 242 | 15,325 | 32 | 151 |
| 19 | Science | 240 | 14,871 | 725 | 2.0K |
| 20 | Pollution | 196 | 13,062 | 157 | 127 |
| 21 | Molecular Biology | 211 | 12,764 | 713 | 995 |
| 22 | Environmental Chemistry | 57 | 12,740 | 71 | 12 |
| 23 | Green Chemistry | 229 | 12,713 | 10 | 8 |
| 24 | miniaturization | 186 | 12,033 | 18 | 72 |
| 25 | Nanoparticles | 231 | 11,798 | 3 | 4 |
| 26 | Microelectronics | 158 | 11,663 | 18 | 73 |
| 27 | Colloids | 318 | 11,367 | 20 | 20 |
| 28 | Environment | 172 | 11,031 | 73 | 151 |
| 29 | Water pollution | 110 | 9,942 | 50 | 24 |
| 30 | Environmental Health | 131 | 9,923 | 300 | 200 |
| 31 | Environmental Engineering | 133 | 9,837 | 119 | 106 |
| 32 | Water | 108 | 9,793 | 44 | 25 |
| 33 | Organic Chemistry | 272 | 9,162 | 54 | 67 |
| 34 | Physical Chemistry | 145 | 8,826 | 72 | 68 |
| 35 | Surface Chemistry | 220 | 8,760 | 28 | 32 |
| 36 | sanitation | 97 | 8,543 | 93 | 92 |
| 37 | fuel cells | 122 | 7,044 | 18 | 53 |
| 38 | Sustainable Engineering | 141 | 6,731 | 10 | 7 |
| 39 | Environmental Management | 95 | 6,424 | 19 | 19 |
| 40 | Biomass Energy | 88 | 6,280 | 63 | 54 |
| 41 | Biomedical Engineering | 87 | 5,958 | 285 | 112 |
| 42 | Biochemistry | 222 | 5,642 | 1.0K | 2.2K |
| 43 | Microbiology | 80 | 4,933 | 2.0K | 1.9K |
| 44 | biocatalysis | 15 | 4,812 | 9 | 5 |
| 44 | Homogeneous catalysis | 15 | 4,812 | 9 | 5 |
| 44 | Heterogeneous catalysis | 15 | 4,812 | 9 | 5 |
| 47 | Crystal growth | 83 | 4,616 | 19 | 12 |
| 48 | Technology | 39 | 4,227 | 498 | 87 |
| 49 | Ecology | 82 | 4,226 | 1.0K | 1.3K |
| 50 | environmental pollution | 87 | 3,986 | 219 | 203 |
| 51 | Bioorganic chemistry | 127 | 3,935 | 99 | 172 |
| 52 | Energy Storage | 91 | 3,420 | 7 | 20 |
| 53 | Environmental monitoring | 60 | 3,381 | 222 | 167 |
| 54 | Nanostructures | 110 | 3,366 | 10 | 137 |
| 55 | Biosensors | 63 | 3,071 | 37 | 56 |
| 56 | Natural history | 9 | 3,011 | 5.1K | 4.9K |
| 57 | Physical organic chemistry | 115 | 2,845 | 20 | 27 |
| 58 | biopolymers | 103 | 2,746 | 9 | 22 |
| 59 | Magnetic Materials | 122 | 2,665 | 20 | 57 |
| 60 | Industrial Engineering | 84 | 2,563 | 67 | 69 |
| 61 | Pharmaceutical Technology | 58 | 2,441 | 81 | 61 |
| 61 | catalytic activity | 58 | 2,441 | 31 | 28 |
| 63 | Membranes | 41 | 2,318 | 47 | 51 |
| 64 | Energy Harvesting | 33 | 2,227 | 18 | 40 |
| 65 | Renewable Energy Sources | 9 | 2,213 | 428 | 139 |
| 66 | Soft Condensed Matter | 83 | 2,204 | 13 | 25 |
| 67 | Bioelectronics | 42 | 2,197 | 56 | 82 |
| 68 | Optics | 27 | 2,142 | 1.4K | 428 |
| 69 | Chemical analysis | 59 | 2,073 | 52 | 38 |
| 70 | Organometallic compounds | 54 | 2,059 | 115 | 92 |
| 71 | Industrial Microbiology | 47 | 2,055 | 98 | 137 |
| 72 | Medical Laboratory Science | 46 | 2,037 | 89 | 136 |
| 73 | Bioinorganic chemistry | 57 | 2,008 | 58 | 41 |
| 74 | Photonics | 70 | 1,954 | 137 | 302 |
| 75 | Electrochemistry | 82 | 1,878 | 157 | 237 |
| 76 | Atomic spectroscopy | 3 | 1,826 | 781 | 16 |
| 77 | Quantum Optics | 2 | 1,819 | 989 | 17 |
| 77 | Laser Spectroscopy | 3 | 1,819 | 726 | 16 |
| 79 | Solid State Chemistry | 51 | 1,772 | 48 | 27 |
| 80 | Organometallic chemistry | 58 | 1,753 | 55 | 27 |
| 81 | Solid State Physics | 44 | 1,303 | 769 | 814 |
| 82 | Condensed Matter | 53 | 1,243 | 617 | 864 |
| 83 | energy development | 4 | 1,210 | 373 | 133 |
| 84 | Environmental Policy | 18 | 1,114 | 551 | 547 |
| 85 | Plastics | 40 | 1,067 | 94 | 49 |
| 86 | environmental protection | 18 | 968 | 775 | 771 |
| 87 | Chromatographic analysis | 53 | 925 | 182 | 204 |
| 88 | Statistical physics | 37 | 910 | 682 | 815 |
| 89 | Spectrum analysis | 71 | 881 | 459 | 1.0K |
| 90 | Chromatography | 50 | 879 | 129 | 169 |
| 91 | Toxicology | 23 | 847 | 2.4K | 2.4K |
| 92 | Electrophoresis | 38 | 824 | 194 | 277 |
| 93 | synthesis | 46 | 823 | 69 | 47 |
| 94 | Pharmaceutical Chemistry | 47 | 782 | 1.1K | 2.8K |
| 95 | Electrochemical Analysis | 26 | 737 | 96 | 90 |
| 96 | Medicine | 21 | 692 | 18.7K | 25.7K |
| 97 | Pharmacy | 5 | 663 | 3.2K | 704 |
| 98 | Nanochemistry | 55 | 658 | 9 | 27 |
| 99 | Nonlinear Dynamics | 15 | 635 | 861 | 596 |
| 100 | Environmental Law | 7 | 567 | 679 | 611 |
| 101 | Biomolecules | 21 | 551 | 24 | 253 |
| 102 | Molecules | 33 | 543 | 132 | 340 |
| 103 | Ceramics | 22 | 517 | 413 | 532 |
| 104 | Information Systems | 9 | 480 | 181 | 186 |
| 104 | Documentation | 9 | 480 | 24 | 53 |
| 106 | Nuclear Physics | 34 | 470 | 1.1K | 1.8K |
| 107 | Molecular structure | 15 | 450 | 823 | 1.9K |
| 108 | Glass | 22 | 436 | 312 | 582 |
| 109 | pottery | 21 | 435 | 316 | 574 |
| 110 | Computational Chemistry | 12 | 421 | 211 | 438 |
| 111 | Cytology | 21 | 413 | 5.2K | 15.9K |
| 112 | China | 24 | 400 | 636 | 638 |
| 113 | Clinical Chemistry | 18 | 390 | 1.6K | 3.5K |
| 114 | Research | 30 | 387 | 9.3K | 25.7K |
| 115 | Medical genetics | 1 | 365 | 29.3K | 9.5K |
| 116 | Luminescence | 15 | 350 | 75 | 34 |
| 117 | bioluminescence | 14 | 343 | 62 | 23 |
| 118 | Drug delivery systems | 3 | 319 | 2.2K | 1.4K |
| 119 | Analytical Biochemistry | 26 | 312 | 116 | 612 |
| 120 | Cheminformatics | 7 | 309 | 84 | 218 |
| 121 | nucleic acids | 8 | 290 | 3.3K | 6.7K |
| 122 | Mass Spectrometry | 32 | 288 | 195 | 952 |
| 123 | Nanomedicine | 12 | 286 | 3 | 67 |
| 124 | Agricultural Chemistry | 12 | 271 | 1.9K | 3.2K |
| 125 | Environmental Toxicology | 5 | 263 | 3.0K | 3.0K |
| 126 | proteins | 11 | 261 | 2.2K | 3.8K |
| 127 | particles | 12 | 260 | 45 | 64 |
| 128 | Environmental pollutants | 4 | 255 | 3.0K | 1.8K |
| 129 | Bioenergetics | 5 | 253 | 511 | 576 |
| 130 | Trace elements | 15 | 249 | 19 | 118 |
| 131 | Raman spectroscopy | 10 | 247 | 117 | 190 |
| 132 | actuators | 6 | 239 | 407 | 329 |
| 132 | transducers | 6 | 239 | 407 | 329 |
| 134 | Technological Innovations | 15 | 238 | 30 | 173 |
| 135 | Pharmacology | 10 | 235 | 10.2K | 14.5K |
| 136 | Cell Biology | 9 | 233 | 11.0K | 22.8K |
| 136 | Molecular Spectroscopy | 19 | 233 | 260 | 654 |
| 138 | protein | 6 | 228 | 1.8K | 1.9K |
| 139 | Catalysts | 12 | 222 | 221 | 337 |
| 139 | Immunity | 2 | 222 | 10.4K | 9.4K |
| 141 | Pharmacognosy | 5 | 206 | 2.1K | 2.2K |
| 142 | Biophysics | 17 | 202 | 7.9K | 17.1K |
| 143 | Host-parasite interactions | 1 | 195 | 6.9K | 4.7K |
| 143 | Virulence | 1 | 195 | 6.9K | 4.0K |
| 145 | pollutants | 2 | 193 | 3.8K | 1.9K |
| 145 | environmental exposure | 2 | 193 | 3.9K | 1.7K |
| 147 | Microbial Ecology | 3 | 188 | 6.7K | 6.9K |
| 148 | Medicinal plants | 4 | 186 | 1.5K | 1.1K |
| 148 | Drug design | 5 | 186 | 1.9K | 2.2K |
| 150 | Smart Materials | 7 | 183 | 259 | 327 |
| 151 | Surface-Active Agents | 3 | 178 | 1.4K | 1.0K |
| 151 | Surface properties | 3 | 178 | 1.4K | 1.0K |
| 153 | Combinatorial chemistry | 5 | 177 | 976 | 1.5K |
| 154 | Engineering | 17 | 172 | 1.1K | 3.1K |
| 154 | Quantum Chemistry | 15 | 172 | 215 | 366 |
| 156 | Ultrasonics | 4 | 171 | 812 | 841 |
| 156 | Sonochemistry | 4 | 171 | 362 | 538 |
| 158 | Rheology | 14 | 170 | 123 | 305 |
| 159 | Botany | 4 | 165 | 8.5K | 9.5K |
| 160 | Electronics | 6 | 160 | 4.5K | 3.9K |
| 161 | Sustainable Development | 4 | 158 | 960 | 1.2K |
| 162 | Neurology | 4 | 155 | 29.7K | 39.2K |
| 163 | Virology | 1 | 151 | 21.8K | 16.9K |
| 164 | Economic Development | 3 | 148 | 1.0K | 1.1K |
| 164 | sustainability | 4 | 148 | 267 | 632 |
| 166 | Mineralogy | 4 | 145 | 1.2K | 1.0K |
| 167 | Composite Materials | 4 | 143 | 1.4K | 939 |
| 168 | Plant physiology | 3 | 140 | 4.5K | 5.1K |
| 168 | Light | 6 | 140 | 757 | 2.0K |
| 170 | Neurochemistry | 4 | 138 | 7.6K | 9.0K |
| 170 | Waste management | 5 | 138 | 998 | 893 |
| 170 | Water Purification | 5 | 138 | 856 | 734 |
| 170 | Water quality management | 5 | 138 | 1.4K | 1.3K |
| 170 | Chemical industry | 15 | 138 | 356 | 849 |
| 175 | drugs | 4 | 134 | 2.6K | 2.5K |
| 176 | Calorimetry | 4 | 130 | 1.1K | 627 |
| 176 | Thermal analysis | 4 | 130 | 1.1K | 627 |
| 178 | Crystallography | 12 | 129 | 957 | 1.1K |
| 179 | Gene library | 2 | 127 | 189 | 161 |
| 180 | Astronomy | 7 | 122 | 2.5K | 3.0K |
| 180 | Heterocyclic compounds | 6 | 122 | 755 | 486 |
| 180 | Toxins | 6 | 122 | 249 | 545 |
| 183 | Photochemistry | 6 | 121 | 985 | 1.7K |
| 184 | Electromagnetism | 4 | 120 | 859 | 776 |
| 185 | Biopharmaceutics | 2 | 117 | 2.5K | 1.7K |
| 186 | Biochemical Engineering | 8 | 115 | 1.5K | 7.9K |
| 187 | lasers | 5 | 114 | 1.7K | 1.6K |
| 188 | Genetic therapy | 3 | 111 | 3.8K | 5.6K |
| 189 | enzymes | 4 | 110 | 1.9K | 2.5K |
| 190 | infection | 3 | 109 | 3.1K | 3.8K |
| 191 | Neurotoxicology | 1 | 107 | 1.9K | 811 |
| 192 | gene therapy | 2 | 106 | 4.1K | 4.6K |
| 192 | gene transfer | 2 | 106 | 471 | 362 |
| 192 | genetic transformation | 2 | 106 | 471 | 362 |
| 195 | Smoking | 1 | 101 | 2.7K | 1.4K |
| 196 | Genetic engineering | 3 | 98 | 5.6K | 8.8K |
| 196 | Synthetic biology | 3 | 98 | 683 | 723 |
| 198 | energy conservation | 5 | 97 | 839 | 1.6K |
| 199 | Enzyme | 2 | 94 | 347 | 300 |
| 200 | Genomics | 1 | 89 | 22.9K | 13.6K |
| 200 | Chromosome mapping | 1 | 89 | 8.9K | 6.0K |
| 200 | gene mapping | 1 | 89 | 10.7K | 8.0K |
| 203 | United Kingdom | 4 | 81 | 3.1K | 6.7K |
| 204 | Structural design | 3 | 74 | 551 | 588 |
| 205 | Artificial Intelligence | 2 | 71 | 8.7K | 6.8K |
| 205 | Intelligent Control Systems | 2 | 71 | 1.8K | 681 |
| 205 | ecosystem | 4 | 71 | 1.2K | 3.1K |
| 208 | Molecular Pharmacology | 2 | 68 | 3.6K | 6.3K |
| 208 | Engineering Mathematics | 3 | 68 | 4.7K | 3.0K |
| 210 | Hazardous waste | 2 | 65 | 991 | 2.1K |
| 211 | Bioremediation | 1 | 64 | 1.1K | 620 |
| 212 | food technology | 2 | 63 | 5.3K | 6.0K |
| 212 | Chemical processes | 3 | 63 | 676 | 761 |
| 214 | Fluid Mechanics | 1 | 62 | 6.1K | 3.9K |
| 214 | Food | 1 | 62 | 15.8K | 10.6K |
| 214 | toxicity testing | 2 | 62 | 1.2K | 1.3K |
| 217 | venom | 4 | 60 | 316 | 892 |
| 218 | natural products | 7 | 57 | 1.9K | 5.7K |
| 219 | Photobiology | 4 | 56 | 496 | 1.2K |
| 220 | Physiology | 2 | 54 | 25.0K | 31.5K |
| 220 | Computer Graphics | 1 | 54 | 2.7K | 1.4K |
| 220 | Metallurgy | 6 | 54 | 1.5K | 2.9K |
| 223 | Microbial Metabolism | 1 | 53 | 430 | 561 |
| 224 | radioactive waste | 1 | 52 | 1.4K | 2.3K |
| 224 | industrial waste | 1 | 52 | 1.6K | 2.4K |
| 226 | Public Relations | 2 | 50 | 150 | 161 |
| 226 | Public Administration | 2 | 50 | 1.4K | 1.3K |
| 228 | nuclear magnetic resonance | 3 | 49 | 2.0K | 3.0K |
| 229 | Cellulose | 4 | 47 | 451 | 1.3K |
| 230 | Gene expression regulation | 2 | 46 | 3.6K | 6.6K |
| 230 | Genetic regulation | 2 | 46 | 4.8K | 10.4K |
| 232 | Internet of Things | 2 | 45 | 1.3K | 1.3K |
| 232 | internet | 2 | 45 | 1.6K | 1.7K |
| 234 | Structure-activity relationship | 1 | 44 | 1.3K | 1.1K |
| 234 | Fluorescence | 2 | 44 | 633 | 680 |
| 236 | Medical Technology | 2 | 39 | 3.7K | 6.9K |
| 236 | Psychoneuroimmunology | 1 | 39 | 2.5K | 4.2K |
| 236 | Neuroimmunology | 1 | 39 | 3.1K | 4.7K |
| 236 | Medical innovations | 2 | 39 | 3.8K | 12.8K |
| 240 | X-ray crystallography | 2 | 38 | 1.4K | 1.4K |
| 240 | Microscopy | 2 | 38 | 4.6K | 4.9K |
| 242 | Biofilms | 1 | 37 | 275 | 437 |
| 242 | Magnetic Resonance Spectroscopy | 2 | 37 | 2.7K | 3.7K |
| 242 | Microorganisms | 1 | 37 | 4.7K | 6.3K |
| 245 | Molecular Microbiology | 1 | 34 | 4.6K | 7.0K |
| 245 | Radiation | 3 | 34 | 2.1K | 4.2K |
| 245 | Chemical kinetics | 4 | 34 | 689 | 980 |
| 248 | Thin Films | 3 | 33 | 423 | 782 |
| 249 | Informatics | 6 | 32 | 636 | 3.7K |
| 250 | Ceramic materials | 3 | 31 | 903 | 1.6K |
| 250 | Japan | 1 | 31 | 8.5K | 5.1K |
| 252 | Physical Geography | 1 | 30 | 916 | 712 |
| 253 | Supramolecular chemistry | 4 | 29 | 201 | 373 |
| 253 | Porous materials | 3 | 29 | 739 | 1.4K |
| 255 | Radioisotopes | 2 | 28 | 1.7K | 1.9K |
| 256 | Immunology | 1 | 27 | 36.5K | 45.2K |
| 256 | Immunotherapy | 1 | 27 | 12.2K | 15.8K |
| 256 | Immune system | 1 | 27 | 6.3K | 9.4K |
| 259 | isomerism | 2 | 26 | 612 | 960 |
| 259 | Chirality | 2 | 26 | 612 | 960 |
| 261 | Biological Systems | 2 | 25 | 1.1K | 2.9K |
| 261 | Food additives | 1 | 25 | 2.5K | 3.1K |
| 261 | food contamination | 1 | 25 | 3.2K | 3.1K |
| 261 | Chemical structure | 2 | 25 | 714 | 756 |
| 261 | free radicals | 1 | 25 | 6.5K | 11.5K |
| 266 | Marine Biology | 1 | 24 | 7.3K | 9.1K |
| 266 | Semiconductors | 3 | 24 | 782 | 1.5K |
| 266 | Marine Pollution | 1 | 24 | 2.1K | 3.4K |
| 266 | Phytotherapy | 1 | 24 | 2.7K | 4.0K |
| 270 | Kinetics | 3 | 23 | 520 | 1.4K |
| 270 | Oxidative stress | 2 | 23 | 3.4K | 10.3K |
| 270 | Cellular senescence | 2 | 23 | 2.1K | 6.1K |
| 270 | Liquid Crystals | 2 | 23 | 1.6K | 1.4K |
| 274 | Nanophotonics | 1 | 22 | 1.0K | 1.5K |
| 274 | Ion Exchange | 1 | 22 | 300 | 298 |
| 274 | Solvent extraction | 1 | 22 | 300 | 298 |
| 277 | Materials Engineering | 2 | 20 | 873 | 1.5K |
| 277 | Emulsions | 4 | 20 | 321 | 937 |
| 277 | India | 2 | 20 | 2.3K | 2.3K |
| 280 | Cell metabolism | 1 | 19 | 4.0K | 8.3K |
| 281 | Astrophysics | 2 | 18 | 4.2K | 5.9K |
| 281 | Synchrotron Radiation | 2 | 18 | 356 | 775 |
| 281 | Taste | 2 | 18 | 314 | 981 |
| 281 | flavor | 2 | 18 | 197 | 692 |
| 281 | smell | 2 | 18 | 314 | 981 |
| 286 | Genetics | 3 | 17 | 17.1K | 47.7K |
| 286 | Solar Energy | 1 | 17 | 1.2K | 1.9K |
| 286 | Combustion | 1 | 17 | 1.3K | 1.3K |
| 286 | solar power | 1 | 17 | 390 | 1.0K |
| 286 | Asia | 2 | 17 | 4.4K | 7.3K |
| 286 | solar cells | 1 | 17 | 741 | 1.6K |
| 292 | Computational Biology | 2 | 16 | 14.2K | 31.2K |
| 293 | Neurophysiology | 1 | 15 | 21.5K | 33.6K |
| 293 | Regeneration | 2 | 15 | 74 | 310 |
| 295 | Seismology | 1 | 14 | 882 | 1.1K |
| 295 | Nanobiotechnology | 2 | 14 | 810 | 3.2K |
| 295 | Heterocyclic chemistry | 3 | 14 | 505 | 1.1K |
| 295 | Earthquake prediction | 1 | 14 | 85 | 85 |
| 299 | Hydrology | 4 | 13 | 3.0K | 11.7K |
| 299 | Proteome | 1 | 13 | 8.3K | 17.3K |
| 301 | Radiopharmaceuticals | 1 | 12 | 1.3K | 1.4K |
| 301 | nuclear magnetic resonance spectroscopy | 1 | 12 | 2.3K | 2.7K |
| 301 | Detectors | 1 | 12 | 4.2K | 5.1K |
| 304 | Occupational Health | 3 | 11 | 1.5K | 4.9K |
| 304 | Soil Science | 1 | 11 | 3.9K | 6.4K |
| 304 | Photography | 11 | 11 | 105 | 662 |
| 304 | Systems Biology | 1 | 11 | 9.3K | 14.3K |
| 304 | industrial hygiene | 3 | 11 | 1.3K | 4.5K |
| 304 | Chemical safety | 3 | 11 | 15 | 73 |
| 310 | Global Health | 1 | 10 | 4.0K | 5.3K |
| 310 | Climate change | 1 | 10 | 3.8K | 7.9K |
| 310 | peptides | 1 | 10 | 3.8K | 6.4K |
| 310 | Peptide | 1 | 10 | 763 | 1.2K |
| 310 | explosives | 2 | 10 | 286 | 562 |
| 315 | Tribology | 1 | 9 | 2.1K | 2.8K |
| 315 | Fracture mechanics | 1 | 9 | 1.7K | 2.5K |
| 315 | Asymmetric synthesis | 2 | 9 | 158 | 372 |
| 315 | heredity | 2 | 9 | 1.8K | 5.3K |
| 315 | Evolution | 2 | 9 | 6.0K | 16.7K |
| 320 | Biochemical Genetics | 1 | 8 | 1.2K | 2.0K |
| 320 | Cancer | 1 | 8 | 40.0K | 64.4K |
| 322 | Food Science | 1 | 7 | 507 | 777 |
| 322 | Geophysics | 2 | 7 | 8.8K | 20.1K |
| 322 | soil microbiology | 1 | 7 | 4.0K | 8.7K |
| 322 | Plant diseases | 1 | 7 | 6.8K | 10.7K |
| 322 | Planets | 2 | 7 | 3.9K | 10.9K |
| 327 | Oceanography | 1 | 6 | 4.7K | 8.5K |
| 327 | Energy Policy | 1 | 6 | 2.5K | 4.9K |
| 327 | Metals | 1 | 6 | 4.2K | 5.9K |
| 327 | silicon | 2 | 6 | 402 | 1.3K |
| 331 | Pharmacogenetics | 1 | 5 | 7.6K | 19.1K |
| 331 | Mathematical Physics | 1 | 5 | 6.4K | 8.0K |
| 331 | Bioinformatics | 2 | 5 | 10.3K | 29.4K |
| 331 | Therapeutics | 1 | 5 | 15.5K | 35.0K |
| 335 | Spectroscopy | 1 | 4 | 307 | 561 |
| 335 | Environmental forensics | 1 | 4 | 120 | 400 |
| 335 | Entomology | 1 | 4 | 7.1K | 12.7K |
| 338 | Nuclear Engineering | 1 | 3 | 2.4K | 3.8K |
| 338 | Nuclear Energy | 1 | 3 | 1.5K | 2.4K |
| 338 | Entropy | 1 | 3 | 3.7K | 7.4K |
| 341 | Robotics | 1 | 2 | 4.6K | 9.0K |
| 341 | Automation | 1 | 2 | 6.0K | 10.5K |
| 341 | Manufacturing Processes | 1 | 2 | 5.1K | 9.1K |
| 341 | Statistical Mechanics | 5 | 2 | 426 | 3.4K |
| 341 | exobiology | 1 | 2 | 777 | 2.1K |
| 341 | biological factors | 1 | 2 | 11.2K | 23.8K |
| 341 | Earth Sciences | 1 | 2 | 8.2K | 15.2K |
| 341 | optical devices | 1 | 2 | 935 | 1.9K |
| 349 | Systems Theory | 1 | 1 | 820 | 2.7K |
| 349 | Petrology | 1 | 1 | 1.2K | 2.3K |
| 349 | Food Preservation | 1 | 1 | 1.8K | 4.7K |
| 349 | System analysis | 1 | 1 | 6.8K | 14.7K |
| 349 | biological agents | 1 | 1 | 2.0K | 4.3K |
| 354 | Electrical Engineering | 1 | 0 | 10.3K | 17.3K |
| 354 | Cybernetics | 1 | 0 | 4.5K | 10.2K |
| 354 | Brain-Computer Interfaces | 1 | 0 | 19 | 152 |