3.3K(top 0.1%)
papers
243.5K(top 0.1%)
citations
224(top 0.1%)
h-index
420(top 0.1%)
g-index
4.4K
all documents
276.8K
doc citations
9.7K
citing journals
Top Disciplines (by citations)
| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|---|---|---|---|---|
| 1 | Physics | 234 | 56,684 | 1.4K | 530 |
| 2 | Science | 160 | 54,981 | 1.9K | 544 |
| 3 | Biology | 148 | 53,851 | 1.9K | 529 |
| 4 | Natural history | 61 | 43,645 | 945 | 344 |
| 5 | Biotechnology | 107 | 18,820 | 1.0K | 295 |
| 6 | Chemistry | 233 | 17,933 | 1.5K | 925 |
| 7 | Bioengineering | 50 | 16,670 | 1.0K | 212 |
| 8 | Biochemical Engineering | 34 | 15,575 | 590 | 122 |
| 9 | Microbiology | 133 | 14,838 | 1.2K | 614 |
| 10 | Human genetics | 27 | 13,124 | 1.1K | 520 |
| 11 | Materials | 133 | 12,369 | 1.0K | 491 |
| 12 | Molecular Biology | 102 | 9,372 | 1.9K | 1.2K |
| 13 | Condensed Matter | 253 | 9,315 | 454 | 401 |
| 14 | Ecology | 93 | 9,182 | 1.2K | 730 |
| 15 | Microbial Ecology | 89 | 8,776 | 307 | 209 |
| 16 | Botany | 106 | 8,584 | 690 | 426 |
| 17 | Solid State Physics | 208 | 8,521 | 549 | 408 |
| 18 | Materials Science | 102 | 8,475 | 908 | 421 |
| 19 | Chemical Engineering | 59 | 7,752 | 952 | 305 |
| 20 | Nanotechnology | 52 | 6,773 | 1.6K | 702 |
| 21 | nucleic acids | 6 | 5,954 | 1.8K | 332 |
| 22 | Geophysics | 13 | 5,765 | 2.1K | 481 |
| 23 | Atmospheric Physics | 4 | 5,466 | 1.5K | 209 |
| 24 | Environmental Chemistry | 11 | 5,359 | 1.3K | 198 |
| 25 | Cell Biology | 49 | 5,267 | 1.4K | 1.0K |
| 26 | Energy Conversion | 8 | 5,218 | 872 | 170 |
| 27 | Green Chemistry | 26 | 5,098 | 610 | 129 |
| 28 | Genetics | 37 | 5,044 | 1.4K | 777 |
| 29 | Plants | 54 | 4,743 | 455 | 285 |
| 30 | plant molecular biology | 57 | 4,652 | 309 | 280 |
| 31 | Plant cells | 51 | 4,504 | 282 | 309 |
| 32 | Environmental Management | 12 | 4,482 | 1.3K | 124 |
| 33 | Catalysis | 90 | 4,411 | 668 | 517 |
| 34 | Nanostructures | 5 | 3,913 | 1.9K | 200 |
| 35 | Pollution | 37 | 3,643 | 1.8K | 1.0K |
| 36 | Environment | 33 | 2,836 | 1.6K | 1.3K |
| 37 | Optical materials | 25 | 2,555 | 933 | 478 |
| 38 | Renewable Energy Sources | 11 | 2,379 | 869 | 308 |
| 39 | Environmental Health | 32 | 2,290 | 1.9K | 1.2K |
| 40 | Nanostructured Materials | 60 | 2,207 | 836 | 717 |
| 41 | Genomics | 36 | 2,159 | 1.0K | 633 |
| 42 | Environmental Engineering | 31 | 2,148 | 1.2K | 792 |
| 43 | energy development | 6 | 1,974 | 486 | 134 |
| 44 | sanitation | 21 | 1,940 | 701 | 561 |
| 45 | Biochemistry | 27 | 1,862 | 4.4K | 2.9K |
| 46 | Biocompatible Materials | 29 | 1,842 | 1.5K | 1.2K |
| 47 | Mycology | 9 | 1,828 | 1.0K | 204 |
| 48 | Molecular evolution | 16 | 1,756 | 635 | 315 |
| 49 | Photonics | 12 | 1,606 | 1.2K | 521 |
| 50 | gene mapping | 18 | 1,581 | 885 | 539 |
| 51 | Climate change | 2 | 1,546 | 1.6K | 606 |
| 51 | Biodiversity conservation | 2 | 1,546 | 2.5K | 717 |
| 51 | Eutrophication | 2 | 1,546 | 1.5K | 604 |
| 54 | Research | 30 | 1,536 | 4.4K | 3.1K |
| 55 | genome | 8 | 1,480 | 1.3K | 672 |
| 56 | Microelectronics | 14 | 1,426 | 929 | 591 |
| 57 | miniaturization | 13 | 1,422 | 1.1K | 689 |
| 58 | Chromosome mapping | 14 | 1,416 | 937 | 452 |
| 59 | Medicine | 26 | 1,365 | 5.9K | 4.6K |
| 60 | Biodiversity | 10 | 1,219 | 1.6K | 626 |
| 61 | biocatalysis | 6 | 1,216 | 105 | 93 |
| 61 | Homogeneous catalysis | 6 | 1,216 | 105 | 93 |
| 61 | Heterogeneous catalysis | 6 | 1,216 | 105 | 93 |
| 64 | biological evolution | 14 | 1,114 | 1.1K | 847 |
| 65 | Cytology | 7 | 1,098 | 3.9K | 2.3K |
| 66 | Analytical Chemistry | 26 | 1,090 | 2.0K | 1.5K |
| 67 | Light | 7 | 1,029 | 812 | 498 |
| 68 | Atmospheric Chemistry | 2 | 924 | 1.3K | 470 |
| 69 | Environmental Microbiology | 16 | 844 | 565 | 552 |
| 70 | Virology | 1 | 833 | 5.7K | 2.1K |
| 71 | Industrial Engineering | 17 | 811 | 801 | 498 |
| 72 | Developmental Biology | 12 | 807 | 1.2K | 1.1K |
| 73 | Sustainable Engineering | 21 | 803 | 577 | 546 |
| 73 | Evolution | 7 | 803 | 1.6K | 912 |
| 75 | Polymers | 17 | 770 | 2.6K | 1.8K |
| 76 | Toxicology | 8 | 761 | 3.7K | 2.0K |
| 76 | Biomass Energy | 25 | 761 | 643 | 860 |
| 78 | Electrochemistry | 35 | 734 | 1.1K | 1.0K |
| 79 | Host-parasite interactions | 2 | 697 | 1.8K | 836 |
| 79 | Virulence | 2 | 697 | 1.9K | 777 |
| 79 | Immunity | 2 | 697 | 3.0K | 1.6K |
| 82 | Industrial Microbiology | 14 | 679 | 932 | 847 |
| 83 | Plant physiology | 15 | 647 | 1.0K | 1.1K |
| 84 | nanoscience | 21 | 636 | 1.4K | 1.5K |
| 85 | polymerization | 12 | 634 | 2.5K | 1.6K |
| 86 | Embryology | 9 | 631 | 1.3K | 996 |
| 87 | Physical Chemistry | 17 | 614 | 1.3K | 1.2K |
| 88 | Electronics | 9 | 613 | 2.7K | 1.3K |
| 89 | Nuclear Physics | 24 | 593 | 2.2K | 2.0K |
| 90 | fuel cells | 13 | 566 | 688 | 660 |
| 91 | biofuels | 16 | 548 | 81 | 131 |
| 92 | Genes | 11 | 541 | 622 | 360 |
| 93 | Chemical analysis | 5 | 540 | 1.2K | 384 |
| 94 | Petroleum Engineering | 9 | 511 | 384 | 148 |
| 94 | Biogeochemistry | 4 | 511 | 1.0K | 572 |
| 96 | Environmental Policy | 9 | 508 | 1.8K | 1.5K |
| 97 | Computational Chemistry | 4 | 481 | 717 | 338 |
| 98 | Genetic engineering | 6 | 475 | 1.9K | 1.2K |
| 99 | Anatomy | 7 | 444 | 1.7K | 1.2K |
| 99 | Spectrum analysis | 11 | 444 | 2.6K | 2.0K |
| 101 | Mathematical Physics | 10 | 441 | 1.9K | 968 |
| 102 | Molecular structure | 5 | 428 | 2.0K | 1.1K |
| 103 | Nanoparticles | 5 | 385 | 1.8K | 1.0K |
| 104 | Plant Ecology | 8 | 372 | 1.1K | 999 |
| 105 | Growth | 8 | 371 | 952 | 1.1K |
| 106 | Biomedical Engineering | 11 | 368 | 3.4K | 2.9K |
| 107 | Fungi | 5 | 366 | 705 | 461 |
| 108 | Colloids | 11 | 364 | 2.1K | 2.1K |
| 109 | Surface Chemistry | 10 | 355 | 2.2K | 2.0K |
| 110 | Medical genetics | 6 | 354 | 2.8K | 2.6K |
| 111 | Environmental monitoring | 9 | 353 | 2.6K | 2.3K |
| 112 | micromechanics | 1 | 337 | 1.0K | 172 |
| 113 | Magnetic Resonance Spectroscopy | 12 | 332 | 631 | 512 |
| 114 | Energy Policy | 6 | 330 | 1.2K | 925 |
| 115 | Biophysics | 26 | 325 | 2.8K | 3.7K |
| 116 | Bacteriology | 5 | 294 | 1.6K | 1.4K |
| 117 | Optics | 13 | 290 | 2.9K | 2.3K |
| 118 | Data Mining | 7 | 284 | 1.1K | 896 |
| 118 | Metallurgy | 17 | 284 | 953 | 974 |
| 120 | data collection | 6 | 281 | 818 | 631 |
| 121 | Radiobiology | 6 | 280 | 1.6K | 1.1K |
| 122 | Extreme environments | 4 | 277 | 217 | 129 |
| 123 | Plant genetic engineering | 8 | 276 | 628 | 714 |
| 124 | Mass Spectrometry | 9 | 275 | 888 | 816 |
| 125 | Public Policy | 3 | 272 | 1.9K | 881 |
| 126 | Radiology | 5 | 269 | 1.4K | 652 |
| 126 | Public Health | 5 | 269 | 6.2K | 4.2K |
| 128 | nuclear magnetic resonance | 11 | 266 | 610 | 593 |
| 129 | Technology | 9 | 263 | 2.9K | 2.3K |
| 130 | Psychology | 1 | 260 | 9.2K | 3.5K |
| 131 | Solar power plants | 5 | 259 | 150 | 132 |
| 131 | Photovoltaic Cells | 5 | 259 | 151 | 132 |
| 131 | solar cells | 5 | 259 | 342 | 293 |
| 134 | Metals | 13 | 257 | 976 | 853 |
| 135 | Medical Laboratory Science | 8 | 256 | 1.6K | 1.7K |
| 136 | plant communities | 5 | 252 | 1.0K | 971 |
| 137 | Epidemiology | 5 | 251 | 4.2K | 3.0K |
| 137 | Energy Storage | 6 | 251 | 1.0K | 762 |
| 139 | Hematology | 2 | 235 | 4.9K | 2.8K |
| 140 | Plant Biotechnology | 6 | 230 | 614 | 542 |
| 141 | environmental protection | 7 | 224 | 2.6K | 2.6K |
| 142 | Cell differentiation | 7 | 223 | 1.6K | 2.0K |
| 143 | Fluid Mechanics | 8 | 218 | 1.5K | 1.2K |
| 144 | global environmental change | 3 | 217 | 891 | 628 |
| 145 | Microorganisms | 4 | 216 | 1.3K | 1.2K |
| 146 | Molecular Genetics | 7 | 200 | 1.5K | 1.8K |
| 147 | Geomorphology | 1 | 194 | 1.6K | 674 |
| 148 | Lipid metabolism | 2 | 189 | 574 | 321 |
| 148 | Lipids | 2 | 189 | 2.1K | 1.3K |
| 148 | Lipid | 2 | 189 | 574 | 321 |
| 151 | Pharmaceutical Chemistry | 7 | 186 | 3.4K | 3.5K |
| 151 | System analysis | 2 | 186 | 3.3K | 1.4K |
| 153 | energy conservation | 5 | 180 | 1.4K | 1.3K |
| 154 | atmospheric models | 2 | 178 | 930 | 637 |
| 154 | Membranes | 4 | 178 | 1.3K | 1.2K |
| 156 | Photochemistry | 2 | 176 | 2.2K | 1.1K |
| 157 | Cancer | 2 | 175 | 5.5K | 3.7K |
| 158 | Molecular ecology | 6 | 172 | 980 | 1.4K |
| 159 | Photobiology | 1 | 166 | 2.0K | 602 |
| 160 | Astrophysics | 9 | 165 | 2.2K | 2.4K |
| 161 | Systems Biology | 8 | 163 | 1.2K | 1.3K |
| 162 | Yeast | 4 | 161 | 469 | 441 |
| 163 | energy resources | 5 | 156 | 489 | 879 |
| 164 | DNA polymerases | 3 | 154 | 555 | 898 |
| 165 | Superconductors | 11 | 153 | 550 | 519 |
| 166 | Computational Biology | 7 | 152 | 2.7K | 2.8K |
| 167 | Vaccines | 4 | 149 | 1.8K | 1.5K |
| 168 | Zoology | 1 | 147 | 4.5K | 1.9K |
| 169 | Nuclear Energy | 2 | 145 | 1.4K | 509 |
| 169 | power plants | 2 | 145 | 10 | 32 |
| 171 | Mineralogy | 12 | 143 | 791 | 1.1K |
| 172 | Population Genetics | 4 | 142 | 1.3K | 1.5K |
| 173 | Neurons | 1 | 141 | 1.4K | 1.5K |
| 174 | Environmental Law | 3 | 139 | 1.1K | 1.4K |
| 174 | Greenhouse gases | 6 | 139 | 114 | 157 |
| 176 | greenhouse effect | 1 | 138 | 191 | 45 |
| 176 | Carbon | 1 | 138 | 1.5K | 874 |
| 176 | Carbon dioxide | 1 | 138 | 191 | 45 |
| 176 | Climate | 1 | 138 | 1.1K | 429 |
| 180 | Magnetic Materials | 7 | 135 | 1.2K | 1.3K |
| 181 | Geochemistry | 7 | 133 | 1.1K | 1.2K |
| 182 | environmental pollution | 9 | 130 | 3.0K | 4.2K |
| 183 | Systems Analysis | 1 | 127 | 2.1K | 770 |
| 183 | Medical Microbiology | 2 | 127 | 3.6K | 3.0K |
| 183 | soil microbiology | 2 | 127 | 1.8K | 1.7K |
| 186 | Superconductivity | 5 | 125 | 233 | 208 |
| 187 | Histology | 2 | 124 | 2.9K | 2.2K |
| 188 | Geomagnetism | 4 | 123 | 727 | 571 |
| 189 | Metabolism | 3 | 120 | 3.6K | 3.6K |
| 190 | Rock Mechanics | 4 | 119 | 627 | 535 |
| 191 | Bioinformatics | 3 | 118 | 2.9K | 2.5K |
| 191 | coal | 5 | 118 | 508 | 765 |
| 193 | Engineering | 4 | 114 | 4.6K | 3.2K |
| 194 | Neurology | 2 | 113 | 7.5K | 6.1K |
| 195 | Hydrology | 9 | 111 | 1.6K | 2.2K |
| 196 | Plant tissue culture | 1 | 108 | 1.4K | 793 |
| 196 | Plant cell culture | 1 | 108 | 1.4K | 784 |
| 198 | Physiology | 1 | 107 | 7.1K | 4.7K |
| 199 | Energy Harvesting | 2 | 106 | 639 | 709 |
| 200 | Porous materials | 4 | 105 | 741 | 507 |
| 201 | Statistical physics | 8 | 104 | 2.7K | 3.1K |
| 202 | Engineering Mathematics | 4 | 102 | 2.7K | 1.7K |
| 202 | Hypertension | 1 | 102 | 3.5K | 3.0K |
| 202 | Cardiovascular system | 1 | 102 | 3.4K | 3.1K |
| 205 | Meteorology | 4 | 100 | 2.4K | 2.7K |
| 206 | Clinical Chemistry | 3 | 98 | 3.5K | 3.5K |
| 206 | exobiology | 1 | 98 | 780 | 492 |
| 208 | Chromatography | 3 | 96 | 2.0K | 1.6K |
| 208 | Chromatographic analysis | 3 | 96 | 2.4K | 1.8K |
| 210 | Radiation Protection | 6 | 91 | 517 | 375 |
| 210 | radiation monitoring | 6 | 91 | 459 | 351 |
| 212 | Health Physics | 4 | 90 | 156 | 96 |
| 212 | Glass | 8 | 90 | 856 | 1.4K |
| 214 | Immunology | 3 | 89 | 4.8K | 4.9K |
| 214 | Serology | 3 | 89 | 674 | 588 |
| 214 | Cytogenetics | 2 | 89 | 2.5K | 2.5K |
| 217 | Agricultural Chemistry | 6 | 88 | 2.2K | 2.9K |
| 218 | Organic Chemistry | 3 | 87 | 3.6K | 3.2K |
| 219 | Horticulture | 4 | 86 | 813 | 670 |
| 220 | Quantum electronics | 2 | 85 | 2.4K | 1.4K |
| 220 | lasers | 3 | 85 | 2.4K | 1.7K |
| 222 | Nuclear Chemistry | 10 | 79 | 533 | 741 |
| 222 | Radiochemistry | 10 | 79 | 620 | 823 |
| 222 | proteins | 3 | 79 | 2.8K | 2.8K |
| 225 | Thrombosis | 1 | 77 | 2.4K | 1.9K |
| 225 | vascular diseases | 1 | 77 | 1.7K | 1.6K |
| 227 | Ceramics | 12 | 76 | 925 | 1.6K |
| 228 | Electrical Engineering | 16 | 75 | 1.9K | 2.6K |
| 228 | particles | 6 | 75 | 498 | 766 |
| 228 | pottery | 6 | 75 | 972 | 1.4K |
| 231 | Information Systems | 2 | 74 | 2.1K | 1.6K |
| 231 | Molecules | 5 | 74 | 1.4K | 1.4K |
| 233 | Engineering Geology | 5 | 73 | 1.1K | 1.4K |
| 233 | Water | 6 | 73 | 1.6K | 2.8K |
| 235 | United States | 5 | 71 | 5.8K | 6.1K |
| 236 | Radiation | 4 | 67 | 1.9K | 2.1K |
| 236 | Estuaries | 2 | 67 | 246 | 308 |
| 238 | Ecosystem management | 1 | 66 | 1.3K | 920 |
| 238 | nuclear magnetic resonance spectroscopy | 1 | 66 | 1.5K | 803 |
| 238 | NMR | 1 | 66 | 1.1K | 529 |
| 238 | magnetic resonance | 1 | 66 | 1.2K | 565 |
| 242 | Mathematics | 2 | 64 | 7.5K | 4.6K |
| 242 | glycoproteins | 1 | 64 | 1.1K | 832 |
| 242 | Glycoconjugates | 1 | 64 | 1.1K | 832 |
| 242 | Oligosaccharide | 1 | 64 | 784 | 625 |
| 242 | Carbohydrates | 1 | 64 | 1.0K | 738 |
| 242 | glycolipids | 1 | 64 | 1.1K | 832 |
| 248 | Solid State Chemistry | 5 | 62 | 1.6K | 1.9K |
| 249 | Mechanical Engineering | 5 | 61 | 2.3K | 2.0K |
| 250 | Dynamics | 1 | 59 | 3.1K | 1.7K |
| 251 | Nonlinear Dynamics | 5 | 58 | 2.1K | 2.6K |
| 251 | DNS | 2 | 58 | 856 | 853 |
| 253 | Earth Sciences | 1 | 57 | 5.1K | 3.3K |
| 253 | Plant diseases | 4 | 57 | 2.0K | 2.3K |
| 253 | Planets | 2 | 57 | 2.2K | 2.5K |
| 256 | protein | 2 | 56 | 1.9K | 1.8K |
| 257 | Granular materials | 3 | 55 | 363 | 516 |
| 258 | Biosensors | 1 | 53 | 2.1K | 2.2K |
| 258 | Electrophoresis | 2 | 53 | 2.5K | 2.4K |
| 258 | Radioisotopes | 2 | 53 | 1.5K | 1.0K |
| 261 | Mining Engineering | 1 | 52 | 702 | 316 |
| 261 | Soil Mechanics | 1 | 52 | 1.6K | 1.1K |
| 263 | Raman spectroscopy | 1 | 51 | 1.4K | 1.0K |
| 263 | enzymes | 3 | 51 | 1.5K | 2.0K |
| 265 | Plastics | 1 | 50 | 3.1K | 1.9K |
| 265 | toxicity testing | 1 | 50 | 1.6K | 1.2K |
| 267 | Plant Genetics | 3 | 49 | 848 | 1.3K |
| 267 | plasma spraying | 1 | 49 | 538 | 353 |
| 267 | water supply | 4 | 49 | 993 | 1.6K |
| 270 | Marine Biology | 1 | 48 | 4.0K | 3.3K |
| 270 | Sedimentology | 1 | 48 | 1.4K | 1.1K |
| 270 | Molecular cloning | 2 | 48 | 1.9K | 2.0K |
| 270 | Genetic recombination | 2 | 48 | 1.9K | 2.0K |
| 270 | Recombinant DNA | 2 | 48 | 2.1K | 2.1K |
| 270 | freshwater biology | 1 | 48 | 1.7K | 1.3K |
| 276 | Agricultural Ecology | 3 | 47 | 1.5K | 2.2K |
| 276 | Egypt | 2 | 47 | 513 | 534 |
| 278 | Ocean Engineering | 1 | 46 | 1.6K | 1.3K |
| 279 | Environmental Geology | 3 | 45 | 1.6K | 2.0K |
| 279 | Manufacturing Processes | 6 | 45 | 1.7K | 2.5K |
| 279 | plant viruses | 2 | 45 | 325 | 386 |
| 282 | Catalysts | 4 | 44 | 657 | 953 |
| 283 | Geology | 3 | 43 | 3.3K | 3.4K |
| 284 | Nutrition | 1 | 42 | 8.2K | 6.9K |
| 284 | Diet | 1 | 42 | 4.4K | 4.3K |
| 284 | biological monitoring | 3 | 42 | 628 | 1.0K |
| 287 | Climatology | 3 | 41 | 2.1K | 2.7K |
| 287 | Remote Sensing | 1 | 41 | 2.0K | 1.3K |
| 287 | Geographic information systems | 1 | 41 | 2.2K | 1.3K |
| 290 | Cell death | 1 | 39 | 2.4K | 2.5K |
| 291 | Production Engineering | 5 | 36 | 1.7K | 2.5K |
| 292 | Nuclear Fusion | 3 | 35 | 483 | 548 |
| 292 | Energy Consumption | 1 | 35 | 791 | 778 |
| 292 | Water quality management | 2 | 35 | 2.8K | 2.9K |
| 295 | Underwater acoustics | 3 | 33 | 51 | 85 |
| 296 | cryosphere | 1 | 32 | 683 | 658 |
| 297 | Medical Technology | 1 | 31 | 4.0K | 3.4K |
| 297 | Phylogeny | 1 | 31 | 1.6K | 1.6K |
| 299 | Groundwater | 3 | 30 | 897 | 1.2K |
| 300 | Water pollution | 2 | 29 | 3.4K | 4.2K |
| 301 | Optoelectronic devices | 2 | 28 | 1.5K | 1.1K |
| 302 | Geobiology | 1 | 25 | 1.0K | 1.0K |
| 302 | Reservoirs | 1 | 25 | 477 | 369 |
| 302 | North America | 1 | 25 | 1.5K | 1.2K |
| 305 | Wind power | 1 | 24 | 609 | 544 |
| 306 | Dermatology | 1 | 23 | 3.4K | 3.1K |
| 306 | Molecular recognition | 1 | 23 | 637 | 653 |
| 306 | Organometallic chemistry | 2 | 23 | 2.2K | 2.6K |
| 306 | Bioinorganic chemistry | 2 | 23 | 1.9K | 2.5K |
| 306 | Crystallography | 5 | 23 | 1.7K | 2.1K |
| 306 | Proteome | 1 | 23 | 2.4K | 3.0K |
| 306 | Tropical Medicine | 1 | 23 | 3.6K | 3.4K |
| 313 | Molecular Microbiology | 1 | 22 | 1.8K | 2.3K |
| 313 | Plasma devices | 1 | 22 | 419 | 436 |
| 315 | Bioorganic chemistry | 2 | 21 | 3.5K | 4.5K |
| 316 | Soft Condensed Matter | 3 | 20 | 1.3K | 2.1K |
| 316 | Magnetism | 1 | 20 | 427 | 194 |
| 316 | ozone | 1 | 20 | 329 | 312 |
| 316 | Hazardous waste | 1 | 20 | 1.6K | 2.2K |
| 320 | Pediatrics | 1 | 19 | 5.1K | 5.3K |
| 320 | Semiconductors | 2 | 19 | 1.8K | 2.1K |
| 320 | Quantum Gravity | 4 | 19 | 2.0K | 2.6K |
| 320 | Business Intelligence | 1 | 19 | 203 | 62 |
| 320 | Shock Waves | 1 | 19 | 426 | 384 |
| 320 | Algae | 2 | 19 | 1.1K | 1.6K |
| 326 | Pathology | 1 | 18 | 4.6K | 5.1K |
| 326 | Synthetic biology | 3 | 18 | 379 | 831 |
| 326 | Ferroelectricity | 2 | 18 | 1.5K | 1.6K |
| 329 | Nuclear Engineering | 3 | 17 | 1.7K | 2.1K |
| 329 | Stochastic Processes | 1 | 17 | 1.7K | 1.6K |
| 329 | particle accelerators | 1 | 17 | 276 | 313 |
| 332 | Emergency Medical Services | 1 | 16 | 2.2K | 2.1K |
| 332 | Emergency Medicine | 1 | 16 | 3.3K | 3.1K |
| 332 | biopolymers | 2 | 16 | 1.8K | 2.6K |
| 335 | Biofilms | 1 | 15 | 402 | 606 |
| 336 | Hydrogeology | 1 | 14 | 1.4K | 1.6K |
| 337 | Information Technology | 6 | 13 | 2.0K | 4.5K |
| 338 | Ethics | 1 | 12 | 2.1K | 2.1K |
| 338 | Engineering Ethics | 1 | 12 | 501 | 689 |
| 338 | Professional ethics | 1 | 12 | 694 | 942 |
| 338 | phase diagrams | 1 | 12 | 331 | 362 |
| 338 | RNA | 1 | 12 | 1.2K | 1.7K |
| 343 | Thermodynamics | 2 | 11 | 1.1K | 1.5K |
| 343 | Quality Control | 3 | 11 | 1.9K | 3.6K |
| 343 | Continuum Mechanics | 1 | 11 | 350 | 419 |
| 343 | Mechanics | 1 | 11 | 2.4K | 2.4K |
| 343 | Breeding | 1 | 11 | 2.4K | 2.9K |
| 348 | Oceanography | 2 | 10 | 2.2K | 3.2K |
| 348 | Nanophotonics | 1 | 10 | 715 | 954 |
| 348 | Periglacial processes | 1 | 10 | 286 | 449 |
| 348 | Composite Materials | 2 | 10 | 2.6K | 3.9K |
| 348 | Water Microbiology | 1 | 10 | 1.2K | 1.7K |
| 348 | Cosmochemistry | 2 | 10 | 669 | 1.3K |
| 348 | Permafrost | 1 | 10 | 286 | 449 |
| 348 | Frozen ground | 1 | 10 | 291 | 449 |
| 348 | Fisheries | 1 | 10 | 2.7K | 3.0K |
| 357 | Geography | 1 | 9 | 4.0K | 4.4K |
| 357 | Systems Engineering | 3 | 9 | 2.5K | 4.2K |
| 357 | Sustainable Development | 1 | 9 | 3.7K | 4.4K |
| 357 | Economic Development | 1 | 9 | 2.9K | 3.4K |
| 357 | sustainability | 1 | 9 | 1.7K | 2.1K |
| 357 | environmental exposure | 1 | 9 | 3.8K | 4.8K |
| 357 | energy transfer | 1 | 9 | 34 | 34 |
| 357 | Radio | 1 | 9 | 2.8K | 3.1K |
| 357 | Microscopy | 13 | 9 | 1.0K | 3.7K |
| 357 | wood | 2 | 9 | 698 | 1.2K |
| 367 | Social Sciences | 1 | 8 | 7.1K | 6.7K |
| 367 | Public Administration | 1 | 8 | 2.7K | 2.7K |
| 367 | Industrial Ecology | 1 | 8 | 416 | 778 |
| 367 | Wetland ecology | 1 | 8 | 1.1K | 1.4K |
| 367 | Zeolites | 1 | 8 | 746 | 1.3K |
| 367 | wetland management | 1 | 8 | 460 | 747 |
| 373 | Obstetrics | 1 | 7 | 4.7K | 5.6K |
| 373 | Environmental Toxicology | 1 | 7 | 4.5K | 6.0K |
| 373 | Religion and Science | 1 | 7 | 310 | 292 |
| 373 | Microbial Genetics | 1 | 7 | 763 | 1.1K |
| 373 | Religion | 1 | 7 | 2.1K | 1.5K |
| 373 | Transportation | 1 | 7 | 2.5K | 3.0K |
| 373 | Thin Films | 1 | 7 | 1.3K | 1.6K |
| 373 | Popular Literature | 1 | 7 | 308 | 292 |
| 373 | phytopathogenic bacteria | 1 | 7 | 537 | 829 |
| 373 | Environmental risk assessment | 1 | 7 | 988 | 1.4K |
| 373 | environmental control | 1 | 7 | 577 | 875 |
| 373 | biological factors | 1 | 7 | 3.9K | 5.0K |
| 373 | Oxidation | 1 | 7 | 407 | 596 |
| 373 | Informatics | 1 | 7 | 1.8K | 2.4K |
| 387 | Agronomy | 1 | 6 | 1.3K | 1.8K |
| 387 | Green Technology | 1 | 6 | 992 | 1.5K |
| 387 | scientific research | 2 | 6 | 104 | 183 |
| 387 | Navigation | 1 | 6 | 1.1K | 1.2K |
| 391 | Refractory materials | 1 | 5 | 353 | 341 |
| 392 | Food Science | 1 | 4 | 448 | 568 |
| 392 | Nanoelectronics | 1 | 4 | 1.1K | 1.5K |
| 392 | Combinatorial optimization | 1 | 4 | 1.0K | 1.3K |
| 392 | Geochemical Modeling | 1 | 4 | 553 | 782 |
| 392 | geological modeling | 1 | 4 | 1.1K | 1.5K |
| 392 | Trace elements | 1 | 4 | 709 | 1.3K |
| 398 | International Relations | 2 | 3 | 2.0K | 2.6K |
| 398 | Statistical Mechanics | 1 | 3 | 1.8K | 2.3K |
| 398 | Microbial Biotechnology | 2 | 3 | 1.6K | 3.1K |
| 398 | foreign policy | 2 | 3 | 407 | 581 |
| 398 | Synchrotron Radiation | 1 | 3 | 874 | 1.3K |
| 398 | Coral reef biology | 1 | 3 | 335 | 589 |
| 398 | Seaweed | 1 | 3 | 1.2K | 1.7K |
| 398 | Diplomatic relations | 2 | 3 | 1.1K | 1.4K |
| 398 | United Kingdom | 2 | 3 | 2.5K | 4.4K |
| 407 | Ceramic materials | 1 | 2 | 2.0K | 2.9K |
| 407 | Entropy | 1 | 2 | 2.4K | 3.3K |
| 407 | optical instruments | 1 | 2 | 823 | 1.2K |
| 407 | visualization | 2 | 2 | 2.7K | 3.8K |
| 407 | Organometallic compounds | 1 | 2 | 2.2K | 3.0K |
| 407 | Quantum theory | 1 | 2 | 1.5K | 2.1K |
| 413 | Pharmacology | 1 | 1 | 8.8K | 11.6K |
| 413 | Materials Engineering | 1 | 1 | 1.5K | 2.5K |
| 413 | Tribology | 1 | 1 | 1.8K | 2.7K |
| 413 | Occupational Health | 1 | 1 | 2.7K | 3.8K |
| 413 | industrial hygiene | 2 | 1 | 1.9K | 3.9K |
| 413 | Ion Exchange | 1 | 1 | 290 | 497 |
| 413 | Crystallization | 1 | 1 | 1.1K | 1.7K |
| 413 | Liquid Crystals | 1 | 1 | 1.7K | 2.3K |
| 413 | Quality Assurance | 2 | 1 | 472 | 1.6K |
| 413 | X-ray crystallography | 1 | 1 | 1.2K | 1.7K |
| 413 | Solvent extraction | 1 | 1 | 290 | 497 |
| 413 | Therapeutics | 1 | 1 | 3.9K | 5.7K |
| 413 | drug therapy | 1 | 1 | 4.6K | 6.4K |
| 413 | Radiation dosimetry | 2 | 1 | 825 | 1.8K |
| 427 | Photography | 4 | 0 | 1.6K | 4.0K |
| 427 | Epigenetics | 1 | 0 | 521 | 1.1K |
| 427 | Cosmology | 1 | 0 | 2.0K | 2.7K |
| 427 | Probability | 1 | 0 | 1.5K | 2.4K |
| 427 | Risk Management | 1 | 0 | 1.7K | 3.1K |
| 427 | occupational health and safety | 1 | 0 | 567 | 1.0K |
| 427 | Organizational learning | 1 | 0 | 1.1K | 2.1K |
| 427 | Combustion | 1 | 0 | 1.5K | 2.5K |
| 427 | Diffraction | 1 | 0 | 530 | 770 |
| 427 | Powder Metallurgy | 1 | 0 | 1.0K | 1.5K |
| 427 | Epigenomics | 1 | 0 | 509 | 1.1K |
| 427 | disarmament | 1 | 0 | 375 | 655 |
| 427 | Financial management | 1 | 0 | 1.2K | 2.1K |
| 427 | Risk | 1 | 0 | 1.3K | 2.3K |
| 427 | Calorimetry | 1 | 0 | 2.2K | 3.4K |
| 427 | organizational effectiveness | 1 | 0 | 1.0K | 1.9K |
| 427 | Metallography | 1 | 0 | 792 | 1.4K |
| 427 | Japan | 1 | 0 | 4.0K | 5.7K |
| 427 | technical education | 1 | 0 | 1.2K | 2.1K |
| 427 | Water chemistry | 1 | 0 | 944 | 1.8K |
| 427 | Performance | 1 | 0 | 710 | 1.3K |
| 427 | strategy | 1 | 0 | 490 | 795 |
| 427 | information | 1 | 0 | 141 | 356 |
| 427 | Information Science | 1 | 0 | 3.6K | 5.5K |
| 427 | Developing countries | 1 | 0 | 3.8K | 6.1K |
| 427 | fusion reactors | 1 | 0 | 555 | 929 |
| 427 | natural disasters | 1 | 0 | 2.5K | 3.9K |
| 427 | Thermal analysis | 1 | 0 | 2.2K | 3.4K |