| First letter | Keywords | Number |
|---|
| 0-9 | 3D Printing (3), 5-hydroxymethylfurfural (3), 3DIC (1), 3D imaging (1), 2,2'-bipyridine (1), 2'-Octoxyacetophenone (1) etc. | 10 |  |
|---|
| A | adsorption (11), ammonia (7), atomic layer deposition (3), Agglomeration (3), Antibody (3), Aqueous two-phase system (3) etc. | 157 | |
|---|
| B | biomass (5), bio-oil (3), Biochar (3), Biomass gasification (3), Biomethanation (3), Brownian dynamics (2) etc. | 89 | |
|---|
| C-CH | carbon nanotube (8), CFD (8), catalyst (6), Carbon neutral (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), drying (4), Direct air capture (4), Dehydration (4) etc. | 128 | |
|---|
| E | Escherichia coli (5), Electrocatalysts (5), extraction (4), Electrolysis (4), Economic evaluation (3), electrocatalyst (3) etc. | 108 | |
|---|
| F | Flue gas (2), Fluid Mechanics (2), Fast Pyrolysis Bio-Oil (2), Flame spray pyrolysis (2), Fischer-Tropsch synthesis (2), Fischer-Tropsch (2) etc. | 69 | |
|---|
| G | Graphene (3), Green Hydrogen (2), Green Transformation (2), Graph convolutional network (1), Gas separation membrane (1), Green chemistry (1) etc. | 53 | |
|---|
| H | Hydrogen production (15), hydrogen (11), Hydrogel (7), Hydrogen storage (5), hydrogenotrophic methanogens (2), Hot compressed water (2) etc. | 128 | |
|---|
| I | Interfacial polymerization (2), interfacial affinity (2), Ion gel (2), I-V characteristics (2), Internet of Things (1), Infection risk (1) etc. | 63 | |
|---|
| K | kinetic parameters (1), Kinetic Monte Carlo (1), kernel method (1), kolbe electrolysis (1), kinetic study (1), key parameters (1) etc. | 8 | |
|---|
| L | Lithium-ion batteries (3), liposome (3), lithium-ion battery (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), Microalgae (3), Microfluidic device (3), Microchannel (2) etc. | 107 | |
|---|
| N | numerical simulation (12), nanoparticles (4), nanoparticle (4), neural network (3), Ni catalyst (2), Nanofiltration (2) etc. | 89 | |
|---|
| O | Optimization (4), Operations and Maintenance (2), organic chelating ligand (2), Organic Materials (1), organic repair (1), Oxygen condition (1) etc. | 43 | |
|---|
| P-PH | PFAS (6), Photocatalyst (3), pervaporation (3), Phase Change Material (2), peptide (2), phase equilibrium (2) etc. | 81 | |
|---|
| PI-PZ | Process Simulation (9), Polymer (5), Process modeling (5), Process design (3), Platinum group metals (2), Plot Plan (2) etc. | 139 | |
|---|
| Q | Quadrupole Mass Spectrometry (1), Qualification system (1), quantitative visualization (1), Questionnaire Survey (1), Quantum computing (1) | 5 | |
|---|
| R | Recycling (4), Redox flow battery (4), Renewable energy (4), Recycle (3), Rotating bed (3), Regenerative medicine (3) etc. | 84 | |
|---|
| S-SO | Simulation (4), Seawater Electrolysis (4), slug flow (4), Softsensor (3), SOEC (3), Silicalite-1 membrane (2) etc. | 112 | |
|---|
| SP-SZ | Startup (5), Supercritical Fluid Deposition (5), Surfactant (4), Spray drying (3), Suspension (3), Surrogate model (2) etc. | 94 | |
|---|
| T | transfer learning (2), Thermal management (2), Transportation by Ship (1), tandem reaction (1), techno-economics (1), Thraustochytrid (1) etc. | 58 | |
|---|
| U | ultrasound (3), Ultrafine bubbles (1), unreacted core model (1), ultrafiltration membrane (1), Upgrading (1), University (1) etc. | 15 | |
|---|
| V | Viscosity (5), vesicle (3), Viscoelastic Fluid (2), Valve (1), VHH antibody (1), VRC (1) etc. | 27 | |
|---|
| W | Water Electrolysis (10), Water treatment (7), Woody Biomass (3), Waste Utilization (2), waste heat (1), water treatment membrane (1) etc. | 45 | |
|---|
| X | X-Ray CT (1) | 1 | |
|---|
| Y | Yarrowia lipolytica (1), Yttrium doping (1), yielding behavior (1), Yield stress (1) | 4 | |
|---|
| Z | Zeolite (12), zif-8 (2), ZnO formation (1), zwitterionic polymer (1), Zinc Oxide (1), Zn-air battery (1) etc. | 21 | |
|---|
| 非英数字 | * (17) | 17 | |
|---|
