| Environmental Science and Ecology | Lifetime | 17 | US 9 | 99.99 |
| Chemistry | Lifetime | 179 | US 87 | 99.87 |
| Engineering, Technology and Energy | Lifetime | 814 | US 228 | 99.87 |
| Water Science and Technology | Lifetime | 2 | US 2 | 99.99 |
| Industrial Environmental Engineering | Lifetime | 9 | US 2 | 99.91 |
| Analytical Chemistry | Lifetime | 18 | US 2 | 99.68 |
| Bioengineering | Lifetime | 9 | US 3 | 99.50 |
| Renewable Energy, Sustainability and the Environment | Lifetime | 202 | US 29 | 99.49 |
| Electrical and Electronic Engineering | Lifetime | 766 | US 209 | 99.38 |
| Spectroscopy and Chemical Instrumentation | Lifetime | 191 | US 96 | 99.01 |
| Organic Chemistry | Lifetime | 661 | US 220 | 98.68 |
| Materials Chemistry | Lifetime | 989 | US 274 | 98.89 |
| Biomedical Engineering | Lifetime | 975 | US 290 | 98.53 |
| Electrochemistry | Lifetime | 82 | US 23 | 98.01 |
| Management Science and Operations Research | Lifetime | 767 | US 324 | 96.96 |
| Adsorption and biosorption for pollutant removal | Lifetime | 1 | US 1 | 99.99 |
| Nanomaterials for catalytic reactions | Lifetime | 3 | US 2 | 99.98 |
| Analytical Chemistry and Sensors | Lifetime | 7 | US 3 | 99.92 |
| Dye analysis and toxicity | Lifetime | 1 | US 1 | 99.95 |
| Electrochemical Analysis and Applications | Lifetime | 21 | US 9 | 99.87 |
| Electrochemical sensors and biosensors | Lifetime | 14 | US 6 | 99.89 |
| Extraction and Separation Processes | Lifetime | 27 | US 5 | 99.60 |
| Graphene and Nanomaterials Applications | Lifetime | 21 | US 6 | 99.81 |
| Water Quality Monitoring and Analysis | Lifetime | 19 | US 4 | 99.71 |
| Analytical chemistry methods development | Lifetime | 35 | US 4 | 99.64 |
| Molecular Sensors and Ion Detection | Lifetime | 67 | US 15 | 99.50 |
| Recycling and Waste Management Techniques | Lifetime | 51 | US 5 | 99.18 |
| Advanced Photocatalysis Techniques | Lifetime | 175 | US 12 | 99.70 |
| Phosphorus and nutrient management | Lifetime | 32 | US 4 | 99.35 |
| Advanced Nanomaterials in Catalysis | Lifetime | 89 | US 9 | 99.45 |
| TiO2 Photocatalysis and Solar Cells | Lifetime | 114 | US 13 | 99.36 |
| Chemical Synthesis and Characterization | Lifetime | 146 | US 43 | 98.61 |
| Conducting polymers and applications | Lifetime | 639 | US 89 | 98.97 |
| Copper-based nanomaterials and applications | Lifetime | 276 | US 39 | 98.75 |
| Advanced oxidation water treatment | Lifetime | 332 | US 33 | 97.56 |
| Environmental remediation with nanomaterials | Lifetime | 241 | US 41 | 97.03 |
| Recycling and utilization of industrial and municipal waste in materials production | Lifetime | 377 | US 32 | 96.19 |
| Membrane Separation Technologies | Lifetime | 936 | US 92 | 96.10 |
| Optimal Experimental Design Methods | Lifetime | 206 | US 102 | 95.29 |
| Analytical Methods in Pharmaceuticals | Lifetime | 784 | US 136 | 94.53 |
| Chromium effects and bioremediation | Lifetime | 417 | US 89 | 93.20 |
| Leaf Properties and Growth Measurement | Lifetime | 518 | US 124 | 92.56 |
| Fluoride Effects and Removal | Lifetime | 775 | US 199 | 86.66 |
| Nanotechnology research and applications | Lifetime | 766 | US 205 | 77.64 |
| Bauxite Residue and Utilization | Lifetime | 934 | US 64 | 77.58 |
