| First letter | Keywords | Number |
|---|
| 0-9 | 5-hydroxymethylfurfural (3), 3D printing (3), 2,2'-bipyridine (1), 3D imaging (1), 2'-Octoxyacetophenone (1), 3DIC (1) etc. | 10 |  |
|---|
| A | adsorption (11), ammonia (7), aqueous two-phase system (3), atomic layer deposition (3), Antibody (3), Agglomeration (3) etc. | 157 | |
|---|
| B | Biomass (5), Biomass gasification (3), Biochar (3), bio-oil (3), biomethanation (3), biodiesel (2) etc. | 89 | |
|---|
| C-CH | Carbon Nanotube (8), CFD (8), Catalyst (6), Carbon Neutral (6), CCS (5), carbon dioxide (5) etc. | 157 | |
|---|
| CI-CZ | CO2 capture (12), Crystallization (8), CO2 (7), Computational fluid dynamics (6), COSMO-SAC (5), CO2 methanation (4) etc. | 171 | |
|---|
| D | deep learning (6), deep eutectic solvent (6), Deep Tech (5), Dehydration (4), Drying (4), Direct air capture (4) etc. | 128 | |
|---|
| E | Escherichia coli (5), Electrocatalysts (5), electrolysis (4), extraction (4), Electrocatalyst (3), Economic evaluation (3) etc. | 108 | |
|---|
| F | Fast Pyrolysis Bio-Oil (2), Fischer-Tropsch (2), Flue gas (2), Fischer-Tropsch synthesis (2), Flame spray pyrolysis (2), Fluid Mechanics (2) etc. | 69 | |
|---|
| G | Graphene (3), Green transformation (2), Green Hydrogen (2), gel foams (1), Gas separation (1), Gasifier (1) etc. | 53 | |
|---|
| H | hydrogen production (15), Hydrogen (11), Hydrogel (7), Hydrogen storage (5), Heat and mass transfer (2), Hydrothermal synthesis (2) etc. | 128 | |
|---|
| I | interfacial affinity (2), Ion gel (2), Interfacial polymerization (2), I-V characteristics (2), Intercalaton (1), Infrared absorption spectrum (1) etc. | 63 | |
|---|
| K | kinetic study (1), kinetic parameters (1), Kinetic Monte Carlo (1), Key group (1), Knowledge Management (1), kolbe electrolysis (1) etc. | 8 | |
|---|
| L | lithium-ion battery (3), liposome (3), lithium-Ion batteries (3), liquid-liquid mixing (3), Life cycle assessment (2), Lithium-ion Battery Recycling (2) etc. | 78 | |
|---|
| M-MH | Machine learning (36), membrane (12), Metal-Organic Frameworks (11), Metabolic Engineering (9), mechanochemistry (5), Methane fermentation (4) etc. | 154 | |
|---|
| MI-MZ | molecular dynamics (12), Mixing (11), molecular dynamics simulation (5), Microfluidic device (3), Microalgae (3), Molecular Dynamics Simulations (2) etc. | 107 | |
|---|
| N | Numerical simulation (12), nanoparticles (4), nanoparticle (4), Neural Network (3), Nanofiltration (2), Ni Catalyst (2) etc. | 89 | |
|---|
| O | Optimization (4), Operations and Maintenance (2), organic chelating ligand (2), Organic ligands (1), Organic photocatalyst (1), Oil Palm Empty Fruit Bunch (OPEFB) (1) etc. | 43 | |
|---|
| P-PH | PFAS (6), pervaporation (3), Photocatalyst (3), particle size (2), phase equilibrium (2), peptide (2) etc. | 81 | |
|---|
| PI-PZ | Process Simulation (9), Process modeling (5), Polymer (5), Process design (3), Plot Plan (2), Pore Size Distribution (2) etc. | 139 | |
|---|
| Q | Quadrupole Mass Spectrometry (1), quantitative visualization (1), Questionnaire Survey (1), Qualification system (1), Quantum computing (1) | 5 | |
|---|
| R | recycling (4), Renewable energy (4), Redox flow battery (4), Recycle (3), Regenerative medicine (3), Rotating bed (3) etc. | 84 | |
|---|
| S-SO | Seawater Electrolysis (4), simulation (4), slug flow (4), Softsensor (3), SOEC (3), Self-assembled monolayers (2) etc. | 112 | |
|---|
| SP-SZ | Supercritical Fluid Deposition (5), Startup (5), Surfactant (4), Suspension (3), Spray drying (3), supercapacitor (2) etc. | 94 | |
|---|
| T | thermal management (2), transfer learning (2), Two-Dimensional Turbulence (1), Thermal conductivity (1), Transcription factor (1), Thermal storage system (1) etc. | 58 | |
|---|
| U | Ultrasound (3), uMLIP (1), Upgrading (1), UVGI (1), Unsaturated polyester resin (1), unreacted core model (1) etc. | 15 | |
|---|
| V | Viscosity (5), Vesicle (3), Viscoelastic Fluid (2), vapor-liquid equilibrium (1), Valuable metals (1), Vinyl monomer (1) etc. | 27 | |
|---|
| W | Water electrolysis (10), Water treatment (7), Woody Biomass (3), Waste Utilization (2), Waste plastics, (1), waste heat (1) etc. | 45 | |
|---|
| X | X-Ray CT (1) | 1 | |
|---|
| Y | Yttrium doping (1), yielding behavior (1), Yarrowia lipolytica (1), Yield stress (1) | 4 | |
|---|
| Z | Zeolite (12), ZIF-8 (2), Zinc Oxide (1), Zn-air battery (1), Zero Liquid Discharge (1), Zinc-Air Battery (1) etc. | 21 | |
|---|
| 非英数字 | * (17) | 17 | |
|---|
