| # | Discipline | Articles | Citations | R ARank | R CRank |
|---|
| 1 | Nanotechnology | 667 | 36,764 | 159 | 171 |
| 2 | Chemistry | 321 | 24,950 | 1.2K | 713 |
| 3 | Materials | 470 | 24,035 | 332 | 265 |
| 4 | Biocompatible Materials | 356 | 18,005 | 178 | 167 |
| 5 | nanoscience | 280 | 17,370 | 124 | 122 |
| 6 | Materials Science | 278 | 13,957 | 374 | 260 |
| 7 | Physics | 258 | 11,842 | 1.3K | 1.7K |
| 8 | Nanostructured Materials | 222 | 11,157 | 216 | 144 |
| 9 | Biology | 89 | 10,332 | 2.7K | 1.8K |
| 10 | Nanoparticles | 113 | 8,281 | 109 | 59 |
| 11 | Optical materials | 158 | 7,148 | 180 | 186 |
| 12 | Biotechnology | 93 | 6,485 | 1.2K | 805 |
| 13 | Bioengineering | 85 | 6,304 | 644 | 544 |
| 14 | Microelectronics | 83 | 5,764 | 220 | 212 |
| 15 | Molecular Biology | 71 | 5,718 | 2.5K | 1.7K |
| 16 | miniaturization | 71 | 5,704 | 296 | 244 |
| 17 | Science | 79 | 5,626 | 3.1K | 2.7K |
| 18 | Analytical Chemistry | 152 | 3,588 | 512 | 640 |
| 19 | Catalysis | 74 | 3,007 | 770 | 699 |
| 20 | fuel cells | 53 | 2,707 | 193 | 212 |
| 21 | Natural history | 4 | 2,507 | 4.8K | 2.6K |
| 22 | Colloids | 66 | 2,390 | 726 | 692 |
| 23 | Surface Chemistry | 60 | 2,267 | 681 | 612 |
| 24 | Nanostructures | 67 | 2,217 | 147 | 349 |
| 25 | Photonics | 78 | 2,021 | 283 | 438 |
| 26 | Renewable Energy Sources | 5 | 1,514 | 1.6K | 471 |
| 27 | Optics | 103 | 1,351 | 795 | 960 |
| 28 | Polymers | 51 | 1,303 | 1.5K | 1.3K |
| 29 | Energy Conversion | 37 | 1,287 | 271 | 495 |
| 30 | energy development | 4 | 1,251 | 692 | 210 |
| 31 | Magnetic Materials | 53 | 1,188 | 237 | 281 |
| 32 | Chemical Engineering | 26 | 1,173 | 1.7K | 1.3K |
| 33 | Electronics | 54 | 1,101 | 882 | 863 |
| 34 | Biosensors | 21 | 771 | 328 | 486 |
| 35 | Green Chemistry | 22 | 770 | 691 | 814 |
| 36 | Organic Chemistry | 11 | 734 | 2.2K | 1.2K |
| 37 | Biochemistry | 28 | 730 | 4.4K | 4.4K |
| 38 | Physical Chemistry | 4 | 705 | 2.6K | 1.1K |
| 39 | Bioorganic chemistry | 3 | 703 | 3.0K | 1.1K |
| 40 | Biomedical Engineering | 22 | 692 | 2.2K | 2.0K |
| 41 | Medicine | 14 | 691 | 8.0K | 6.4K |
| 42 | Environmental Chemistry | 10 | 687 | 1.4K | 1.0K |
| 43 | Energy Storage | 34 | 653 | 245 | 396 |
| 44 | Pollution | 8 | 614 | 4.1K | 3.0K |
| 45 | lasers | 22 | 613 | 725 | 497 |
| 46 | Surface-Active Agents | 16 | 612 | 230 | 244 |
| 46 | Surface properties | 16 | 612 | 230 | 245 |
| 48 | Bioelectronics | 15 | 610 | 336 | 511 |
| 49 | polymerization | 25 | 598 | 1.8K | 1.6K |
| 50 | Solid State Physics | 63 | 587 | 1.2K | 1.7K |
| 51 | Sustainable Engineering | 18 | 586 | 665 | 703 |
| 52 | Environmental Health | 4 | 458 | 5.8K | 3.3K |
| 53 | Environmental Engineering | 3 | 447 | 4.7K | 2.1K |
| 53 | sanitation | 3 | 447 | 2.1K | 1.4K |
| 55 | Nanochemistry | 27 | 414 | 178 | 208 |
| 56 | Technological Innovations | 15 | 381 | 242 | 183 |
| 57 | Research | 20 | 357 | 5.5K | 6.5K |
| 58 | Electrochemistry | 22 | 355 | 1.5K | 1.6K |
| 59 | Carbon | 10 | 347 | 366 | 465 |
| 60 | Electromagnetism | 12 | 331 | 489 | 399 |
| 61 | Pharmaceutical Chemistry | 5 | 330 | 3.9K | 2.7K |
| 62 | Clinical Chemistry | 3 | 303 | 3.5K | 2.1K |
| 63 | Chemical analysis | 14 | 298 | 575 | 675 |
| 64 | Quantum electronics | 17 | 290 | 707 | 690 |
| 65 | Semiconductors | 44 | 288 | 114 | 319 |
| 65 | Membranes | 2 | 288 | 1.8K | 874 |
| 67 | Technology | 46 | 281 | 926 | 2.2K |
| 68 | Plant Ecology | 1 | 278 | 2.8K | 1.2K |
| 68 | Plant physiology | 1 | 278 | 3.4K | 1.6K |
| 68 | Environment | 8 | 278 | 3.8K | 4.7K |
| 68 | plant molecular biology | 1 | 278 | 2.7K | 1.4K |
| 68 | Plants | 1 | 278 | 3.9K | 1.6K |
| 73 | Condensed Matter | 22 | 265 | 1.8K | 2.2K |
| 74 | Composite Materials | 8 | 258 | 1.3K | 1.1K |
| 75 | Toxicology | 5 | 247 | 4.5K | 3.6K |
| 76 | Energy Harvesting | 6 | 216 | 336 | 497 |
| 77 | Light | 1 | 204 | 2.1K | 1.2K |
| 78 | Crystal growth | 16 | 189 | 418 | 766 |
| 79 | biopolymers | 10 | 187 | 768 | 947 |
| 80 | Environmental Management | 5 | 186 | 2.3K | 2.4K |
| 81 | solar cells | 7 | 185 | 247 | 399 |
| 82 | Optical Communications | 18 | 180 | 253 | 389 |
| 83 | Solar Energy | 5 | 173 | 770 | 686 |
| 83 | solar power | 5 | 173 | 198 | 258 |
| 85 | environmental pollution | 4 | 156 | 4.2K | 4.0K |
| 86 | Water pollution | 3 | 150 | 2.8K | 2.4K |
| 87 | Analytical Biochemistry | 12 | 139 | 720 | 1.3K |
| 88 | Astronomy | 5 | 132 | 2.5K | 2.3K |
| 89 | Economics | 1 | 131 | 6.5K | 2.8K |
| 89 | Economic History | 1 | 131 | 6.0K | 1.9K |
| 89 | economic policy | 1 | 131 | 4.2K | 1.4K |
| 89 | economic analysis | 1 | 131 | 191 | 36 |
| 89 | Australia | 1 | 131 | 4.1K | 1.4K |
| 94 | Soft Condensed Matter | 7 | 129 | 853 | 1.0K |
| 95 | Immunology | 1 | 127 | 6.6K | 4.4K |
| 96 | Flexible electronics | 6 | 125 | 23 | 59 |
| 97 | Industrial Engineering | 4 | 119 | 2.0K | 1.7K |
| 98 | Nanophotonics | 6 | 111 | 224 | 335 |
| 99 | Microbiology | 4 | 110 | 7.3K | 7.8K |
| 100 | Nanoelectronics | 13 | 109 | 184 | 261 |
| 101 | enzymes | 1 | 104 | 2.5K | 1.4K |
| 102 | Spectrum analysis | 5 | 100 | 3.7K | 3.8K |
| 103 | Stem cells | 4 | 99 | 1.9K | 2.2K |
| 104 | nucleic acids | 1 | 97 | 3.4K | 2.7K |
| 105 | Mechatronics | 1 | 94 | 1.5K | 745 |
| 106 | Manufacturing Processes | 2 | 93 | 2.8K | 1.8K |
| 107 | Water | 1 | 89 | 3.5K | 2.6K |
| 108 | Combinatorial chemistry | 4 | 85 | 955 | 1.3K |
| 109 | Artificial Intelligence | 3 | 84 | 4.3K | 3.5K |
| 110 | actuators | 7 | 80 | 857 | 1.6K |
| 110 | transducers | 7 | 80 | 857 | 1.6K |
| 112 | Electrophoresis | 2 | 79 | 2.5K | 2.0K |
| 113 | Molecular Spectroscopy | 4 | 78 | 1.4K | 1.5K |
| 114 | Medical Laboratory Science | 1 | 77 | 4.5K | 3.1K |
| 114 | Industrial Microbiology | 1 | 77 | 3.8K | 2.8K |
| 116 | Detectors | 9 | 75 | 897 | 1.4K |
| 116 | optical devices | 13 | 75 | 137 | 421 |
| 118 | Neurology | 3 | 70 | 6.6K | 7.0K |
| 118 | Pharmacy | 2 | 70 | 3.1K | 2.7K |
| 120 | Ecology | 3 | 68 | 7.2K | 8.3K |
| 121 | Environmental monitoring | 2 | 66 | 5.1K | 5.0K |
| 122 | Nervous system | 1 | 65 | 4.5K | 3.7K |
| 123 | micromechanics | 6 | 64 | 349 | 639 |
| 123 | cloning | 3 | 64 | 953 | 1.5K |
| 125 | Electrical Engineering | 12 | 63 | 2.3K | 2.8K |
| 126 | Integrated Circuits | 11 | 59 | 395 | 490 |
| 127 | Biomolecules | 3 | 58 | 593 | 957 |
| 128 | Engineering | 3 | 56 | 5.2K | 4.6K |
| 128 | Marine Biology | 1 | 56 | 4.0K | 3.1K |
| 128 | Marine Pollution | 1 | 56 | 1.8K | 1.6K |
| 131 | energy conservation | 7 | 53 | 1.1K | 2.5K |
| 132 | Nanobiotechnology | 4 | 51 | 403 | 904 |
| 132 | Chemical processes | 1 | 51 | 1.3K | 809 |
| 134 | Raman spectroscopy | 3 | 50 | 816 | 1.0K |
| 135 | Genetic engineering | 2 | 49 | 3.2K | 3.5K |
| 135 | Cell differentiation | 2 | 49 | 2.7K | 3.4K |
| 135 | Genetic regulation | 2 | 49 | 1.8K | 2.3K |
| 138 | Biophysics | 5 | 44 | 5.8K | 7.6K |
| 139 | Medical Technology | 3 | 42 | 2.3K | 3.0K |
| 139 | Medical innovations | 3 | 42 | 1.3K | 2.7K |
| 139 | Cancer | 3 | 42 | 4.8K | 5.9K |
| 142 | Molecular evolution | 2 | 40 | 2.2K | 2.8K |
| 142 | Evolution | 2 | 40 | 3.0K | 3.4K |
| 144 | Pharmacology | 4 | 39 | 5.8K | 7.7K |
| 144 | Chemical industry | 7 | 39 | 1.0K | 1.7K |
| 146 | Information Technology | 8 | 37 | 1.7K | 3.1K |
| 147 | Solid State Chemistry | 6 | 36 | 1.5K | 2.5K |
| 148 | Hematopoietic stem cell transplantation | 1 | 35 | 1.1K | 1.2K |
| 149 | Diagnostic Imaging | 3 | 34 | 2.7K | 3.2K |
| 149 | Luminescence | 4 | 34 | 649 | 1.0K |
| 151 | Optoelectronics | 5 | 32 | 355 | 454 |
| 152 | Agriculture | 1 | 30 | 4.3K | 3.5K |
| 153 | Vaccines | 1 | 29 | 3.3K | 3.1K |
| 154 | Chemical kinetics | 2 | 26 | 1.2K | 1.1K |
| 155 | Organometallic chemistry | 3 | 25 | 1.9K | 2.5K |
| 155 | Bioinorganic chemistry | 3 | 25 | 1.6K | 2.5K |
| 157 | Fluorescence | 1 | 22 | 940 | 825 |
| 158 | Microfabrication | 2 | 21 | 545 | 874 |
| 158 | Oncogenes | 1 | 21 | 2.3K | 3.0K |
| 160 | Pharmaceutical Technology | 1 | 20 | 2.9K | 3.1K |
| 160 | Pharmacokinetics | 1 | 20 | 1.9K | 2.0K |
| 160 | Photochemistry | 1 | 20 | 2.9K | 3.1K |
| 160 | Electrochemical Analysis | 3 | 20 | 1.2K | 2.0K |
| 160 | Photobiology | 1 | 20 | 2.0K | 2.2K |
| 160 | biological factors | 2 | 20 | 3.1K | 4.0K |
| 160 | drugs | 1 | 20 | 3.9K | 4.0K |
| 167 | Statistical physics | 3 | 19 | 3.9K | 5.1K |
| 168 | China | 2 | 18 | 3.9K | 4.9K |
| 168 | viruses | 3 | 18 | 2.0K | 3.6K |
| 170 | Graphene | 1 | 17 | 314 | 422 |
| 171 | Virology | 2 | 16 | 4.7K | 6.6K |
| 172 | Nonlinear Dynamics | 1 | 15 | 3.5K | 3.7K |
| 172 | Molecular cloning | 1 | 15 | 2.5K | 3.0K |
| 172 | Fiber Optics | 5 | 15 | 727 | 1.7K |
| 172 | Plastics | 4 | 15 | 1.8K | 3.0K |
| 176 | Cytology | 1 | 14 | 7.2K | 8.1K |
| 176 | particles | 1 | 14 | 1.6K | 1.9K |
| 176 | proteins | 1 | 14 | 4.2K | 4.6K |
| 179 | Power Electronics | 2 | 13 | 1.4K | 2.0K |
| 179 | Informatics | 1 | 13 | 1.8K | 2.1K |
| 181 | Tribology | 1 | 12 | 1.8K | 2.0K |
| 181 | Solar power plants | 2 | 12 | 327 | 754 |
| 181 | Superconductors | 2 | 12 | 1.3K | 1.5K |
| 181 | Photovoltaic Cells | 2 | 12 | 331 | 759 |
| 181 | Calorimetry | 2 | 12 | 1.7K | 2.4K |
| 181 | Thermal analysis | 2 | 12 | 1.7K | 2.4K |
| 187 | Environmental Toxicology | 1 | 11 | 4.5K | 5.7K |
| 187 | Physical organic chemistry | 1 | 11 | 2.5K | 2.9K |
| 187 | environmental protection | 1 | 11 | 6.1K | 7.2K |
| 187 | gene therapy | 1 | 11 | 2.5K | 3.2K |
| 187 | Ceramic materials | 2 | 11 | 1.4K | 2.3K |
| 187 | pollutants | 1 | 11 | 3.3K | 4.3K |
| 187 | Environmental pollutants | 1 | 11 | 3.9K | 5.0K |
| 187 | environmental exposure | 1 | 11 | 3.8K | 4.7K |
| 187 | Genetic therapy | 1 | 11 | 2.6K | 3.4K |
| 187 | Quantum theory | 1 | 11 | 1.5K | 1.6K |
| 197 | Nuclear Medicine | 1 | 10 | 2.0K | 2.2K |
| 197 | Molecular Imaging | 1 | 10 | 1.4K | 1.9K |
| 197 | Europe | 2 | 10 | 5.1K | 6.3K |
| 200 | Mechanical Engineering | 1 | 9 | 4.2K | 4.0K |
| 200 | Magnetism | 1 | 9 | 427 | 351 |
| 202 | Structural optimization | 1 | 8 | 751 | 1.0K |
| 202 | Molecular Pharmacology | 1 | 8 | 1.8K | 2.6K |
| 202 | Photography | 9 | 8 | 1.1K | 1.9K |
| 202 | Intelligent Control Systems | 1 | 8 | 2.3K | 2.4K |
| 202 | Microwaves | 1 | 8 | 2.5K | 2.6K |
| 202 | Fuzzy systems | 1 | 8 | 3.0K | 3.2K |
| 208 | Cognitive Science | 1 | 7 | 2.8K | 3.6K |
| 208 | Thin Films | 2 | 7 | 945 | 1.6K |
| 208 | Drug design | 1 | 7 | 3.5K | 4.4K |
| 208 | Radiation | 1 | 7 | 3.5K | 4.3K |
| 208 | Synchrotron Radiation | 1 | 7 | 874 | 1.1K |
| 208 | Cell death | 1 | 7 | 2.4K | 3.2K |
| 214 | infrared radiation | 1 | 6 | 703 | 930 |
| 214 | Biological Systems | 1 | 6 | 1.7K | 2.4K |
| 214 | peptides | 2 | 6 | 1.5K | 2.7K |
| 217 | Petroleum Engineering | 1 | 5 | 1.2K | 1.6K |
| 217 | Quantum Optics | 1 | 5 | 1.6K | 1.9K |
| 217 | Water quality management | 1 | 5 | 3.7K | 4.8K |
| 217 | Magnetic Resonance Spectroscopy | 2 | 5 | 1.7K | 2.8K |
| 217 | nuclear magnetic resonance spectroscopy | 2 | 5 | 1.1K | 1.9K |
| 217 | Atomic spectroscopy | 1 | 5 | 1.7K | 2.1K |
| 217 | textile fibers | 1 | 5 | 1.1K | 1.3K |
| 217 | Laser Spectroscopy | 1 | 5 | 1.5K | 1.9K |
| 217 | NMR | 2 | 5 | 842 | 1.5K |
| 217 | magnetic resonance | 2 | 5 | 902 | 1.6K |
| 227 | Smart Materials | 2 | 4 | 1.0K | 2.1K |
| 227 | Optoelectronic devices | 2 | 4 | 1.5K | 2.2K |
| 227 | investigative techniques | 1 | 4 | 322 | 671 |
| 230 | Internet of Things | 1 | 3 | 1.6K | 2.1K |
| 230 | Dynamics | 1 | 3 | 3.1K | 4.1K |
| 230 | Spintronics | 1 | 3 | 106 | 212 |
| 230 | System analysis | 1 | 3 | 4.4K | 5.8K |
| 230 | bioluminescence | 1 | 3 | 849 | 1.3K |
| 230 | animal diseases | 1 | 3 | 1.1K | 1.7K |
| 230 | Microstructure | 1 | 3 | 1.1K | 1.7K |
| 230 | internet | 1 | 3 | 2.5K | 3.4K |
| 230 | Microscopy | 1 | 3 | 3.8K | 4.4K |
| 239 | Botany | 1 | 2 | 6.0K | 7.7K |
| 239 | Structural design | 1 | 2 | 1.2K | 1.9K |
| 239 | Environmental Policy | 1 | 2 | 5.3K | 7.6K |
| 239 | Plant Biotechnology | 1 | 2 | 1.6K | 2.5K |
| 239 | Plant genetic engineering | 1 | 2 | 1.8K | 2.7K |
| 239 | Japan | 1 | 2 | 4.0K | 5.1K |
| 245 | Neurobiology | 1 | 1 | 3.1K | 4.5K |
| 245 | Medical Oncology | 1 | 1 | 3.8K | 5.0K |
| 245 | Radiobiology | 1 | 1 | 3.2K | 4.1K |
| 245 | Superconductivity | 1 | 1 | 619 | 997 |
| 245 | Radio wave propagation | 1 | 1 | 1.8K | 2.6K |
| 250 | Intelligent Transportation Systems | 1 | 0 | 1.8K | 2.8K |
| 250 | Nuclear Physics | 1 | 0 | 5.8K | 7.2K |
| 250 | Computer Vision | 1 | 0 | 1.7K | 2.8K |
| 250 | Mathematical Physics | 1 | 0 | 4.6K | 5.6K |
| 250 | Signal Processing | 2 | 0 | 3.1K | 5.7K |
| 250 | Image Processing | 1 | 0 | 3.5K | 5.2K |
