| Membrane Separation Technologies | Lifetime | 25 | CN 8 | 99.79 |
| Membrane-based Ion Separation Techniques | Lifetime | 24 | CN 8 | 99.65 |
| Wastewater Treatment and Nitrogen Removal | Lifetime | 55 | CN 18 | 99.55 |
| Graphene and Nanomaterials Applications | Lifetime | 123 | CN 54 | 99.12 |
| Extraction and Separation Processes | Lifetime | 255 | CN 95 | 98.33 |
| Water Treatment and Disinfection | Lifetime | 153 | CN 42 | 98.30 |
| Microbial Fuel Cells and Bioremediation | Lifetime | 187 | CN 64 | 97.89 |
| Advanced oxidation water treatment | Lifetime | 286 | CN 124 | 97.84 |
| Electrohydrodynamics and Fluid Dynamics | Lifetime | 318 | CN 38 | 97.01 |
| Solar-Powered Water Purification Methods | Lifetime | 211 | CN 70 | 96.73 |
| Nanopore and Nanochannel Transport Studies | Lifetime | 462 | CN 77 | 95.05 |
| Anaerobic Digestion and Biogas Production | Lifetime | 762 | CN 206 | 93.91 |
| Membrane Separation and Gas Transport | Lifetime | 928 | CN 295 | 93.18 |
| Environmental remediation with nanomaterials | Lifetime | 771 | CN 381 | 92.81 |
| Membrane Separation Technologies | 2021-2025 | 6 | CN 4 | 99.82 |
| Membrane-based Ion Separation Techniques | 2021-2025 | 4 | CN 3 | 99.72 |
| Advanced oxidation water treatment | 2021-2025 | 40 | CN 30 | 99.01 |
| Advanced Photocatalysis Techniques | 2021-2025 | 268 | CN 192 | 99.20 |
| Phosphorus and nutrient management | 2021-2025 | 22 | CN 12 | 97.11 |
| Graphene and Nanomaterials Applications | 2021-2025 | 93 | CN 18 | 97.72 |
| Water Treatment and Disinfection | 2021-2025 | 55 | CN 40 | 97.14 |
| Nanopore and Nanochannel Transport Studies | 2021-2025 | 56 | CN 37 | 95.63 |
| Wastewater Treatment and Nitrogen Removal | 2021-2025 | 122 | CN 104 | 97.21 |
| Adsorption and biosorption for pollutant removal | 2021-2025 | 303 | CN 74 | 95.94 |
| Ammonia Synthesis and Nitrogen Reduction | 2021-2025 | 219 | CN 178 | 95.81 |
| Pharmaceutical and Antibiotic Environmental Impacts | 2021-2025 | 303 | CN 188 | 95.40 |
| Environmental remediation with nanomaterials | 2021-2025 | 133 | CN 111 | 94.49 |
| Nanomaterials for catalytic reactions | 2021-2025 | 455 | CN 177 | 94.09 |
| Extraction and Separation Processes | 2021-2025 | 592 | CN 397 | 93.00 |
| Membrane Separation and Gas Transport | 2021-2025 | 262 | CN 138 | 93.20 |
| Recycling and Waste Management Techniques | 2021-2025 | 738 | CN 277 | 91.38 |
| Solar-Powered Water Purification Methods | 2021-2025 | 469 | CN 259 | 89.82 |
| Arsenic contamination and mitigation | 2021-2025 | 659 | CN 412 | 79.90 |
| Electrohydrodynamics and Fluid Dynamics | 2021-2025 | 757 | CN 345 | 78.77 |
| Magnetic Properties of Alloys | 2021-2025 | 516 | CN 309 | 78.00 |
| Constructed Wetlands for Wastewater Treatment | 2021-2025 | 951 | CN 528 | 71.92 |
| Polymer-Based Agricultural Enhancements | 2021-2025 | 926 | CN 502 | 46.97 |
