| First letter | Keywords | Number |
|---|
| 0-9 | 5-hydroxymethylfurfural (3), 3D Printing (3), 3DIC (1), 2'-Octoxyacetophenone (1), 2,2'-bipyridine (1), 3D imaging (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), bio-oil (3), Biochar (3), Biomass gasification (3), biomethanation (3), biodiesel (2) etc. | 89 | |
|---|
| C-CH | CFD (8), carbon nanotube (8), Carbon Neutral (6), catalyst (6), Carbon dioxide (5), CCS (5) etc. | 157 | |
|---|
| CI-CZ | CO2 capture (12), Crystallization (8), CO2 (7), Computational Fluid Dynamics (6), COSMO-SAC (5), CO2RR (4) etc. | 171 | |
|---|
| D | Deep eutectic solvent (6), Deep learning (6), Deep Tech (5), Dehydration (4), Direct Air Capture (4), drying (4) etc. | 128 | |
|---|
| E | Escherichia coli (5), electrocatalysts (5), Electrolysis (4), Extraction (4), electrocatalyst (3), Economic evaluation (3) etc. | 108 | |
|---|
| F | Fischer-Tropsch synthesis (2), Flame spray pyrolysis (2), Fluid Mechanics (2), Fischer-Tropsch (2), Flue gas (2), Fast Pyrolysis Bio-Oil (2) etc. | 69 | |
|---|
| G | graphene (3), Green Hydrogen (2), Green Transformation (2), Gold nanoparticle (1), Gas holdup (1), General-purpose plastics (1) etc. | 53 | |
|---|
| H | hydrogen production (15), Hydrogen (11), Hydrogel (7), Hydrogen storage (5), Hydrothermal synthesis (2), Human Resource Development (2) etc. | 128 | |
|---|
| I | Ion gel (2), Interfacial polymerization (2), I-V characteristics (2), interfacial affinity (2), Iron Oxide (1), ionic liquid membrane (1) etc. | 63 | |
|---|
| K | Knowledge Management (1), key parameters (1), kolbe electrolysis (1), kinetic study (1), kernel method (1), kinetic parameters (1) etc. | 8 | |
|---|
| L | Lithium-ion battery (3), liquid-liquid mixing (3), Lithium-ion batteries (3), Liposome (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), nucleation (2), Ni Catalyst (2) etc. | 89 | |
|---|
| O | Optimization (4), organic chelating ligand (2), Operations and Maintenance (2), organic solvent reverse osmosis (1), Organosolv Pretreatment (1), Oxygen Evolution Reaction (1) etc. | 43 | |
|---|
| P-PH | PFAS (6), Photocatalyst (3), pervaporation (3), Particle Size (2), peptide (2), phase equilibrium (2) etc. | 81 | |
|---|
| PI-PZ | Process simulation (9), Polymer (5), Process modeling (5), process design (3), Porous membrane (2), Process Optimization (2) etc. | 139 | |
|---|
| Q | Qualification system (1), Quadrupole Mass Spectrometry (1), Quantum computing (1), Questionnaire Survey (1), quantitative visualization (1) | 5 | |
|---|
| R | Recycling (4), Redox flow battery (4), Renewable energy (4), Regenerative medicine (3), Rotating bed (3), Recycle (3) etc. | 84 | |
|---|
| S-SO | simulation (4), seawater electrolysis (4), slug flow (4), SOEC (3), Softsensor (3), Solvent extraction (2) etc. | 112 | |
|---|
| SP-SZ | Supercritical Fluid Deposition (5), Startup (5), Surfactant (4), Suspension (3), spray drying (3), swelling (2) etc. | 94 | |
|---|
| T | thermal management (2), Transfer learning (2), Technoeconomics (1), Thermochemical heat storage (1), turbulent flow (1), Thermochemical conversion (1) etc. | 58 | |
|---|
| U | Ultrasound (3), UVGI (1), uMLIP (1), unreacted core model (1), Ultrafine bubbles (1), University (1) etc. | 15 | |
|---|
| V | Viscosity (5), vesicle (3), Viscoelastic Fluid (2), virus-like particle (1), VRC (1), Value chain (1) etc. | 27 | |
|---|
| W | water electrolysis (10), Water treatment (7), Woody Biomass (3), Waste utilization (2), water treatment membrane (1), Water vapor sorption (1) etc. | 45 | |
|---|
| X | X-Ray CT (1) | 1 | |
|---|
| Y | yielding behavior (1), Yttrium doping (1), Yield stress (1), Yarrowia lipolytica (1) | 4 | |
|---|
| Z | Zeolite (12), ZIF-8 (2), Zero Liquid Discharge (1), zwitterionic polymer (1), Zero-shot regression (1), Zn-air battery (1) etc. | 21 | |
|---|
| 非英数字 | * (17) | 17 | |
|---|
