| First letter | Keywords | Number |
|---|
| 0-9 | 25th anniversary (2), 1,3-PDO (1), 3D printing (1), 2,5-furandicarboxylic acid (1), 5-(hydroxymethyl)furfural (1), 2D Ising model (1) etc. | 9 |  |
|---|
| A | adsorption (14), ALD (4), Antibody (4), Atomic Layer Deposition (4), Activated carbon (4), absorption (4) etc. | 195 | |
|---|
| B | Biomass (6), Bubble dynamics (4), Biomanufacturing (3), Bubble rise motion (2), biogas (2), bicellar mixtures (2) etc. | 108 | |
|---|
| C-CH | CFD (8), Carbon neutral (7), catalyst (6), carbon nanotube (6), CCU (6), carbon dioxide (5) etc. | 171 | |
|---|
| CI-CZ | crystallization (10), CO2 (10), CO2 separation (5), CO2 capture (5), CVD (3), CO2 electroreduction (3) etc. | 181 | |
|---|
| D | Deep eutectic solvent (9), Drying (4), dewatering (3), deep eutectic solvents (3), Degradation (3), Dry reforming (3) etc. | 145 | |
|---|
| E | electrocatalyst (9), Extraction (8), Emulsion (4), electrocatalysts (4), Enzyme (3), Elastic instability (2) etc. | 117 | |
|---|
| F | fluidized bed (7), Fuel cell (7), Flame spray pyrolysis (4), Fouling (3), freeze drying (3), Filtration (2) etc. | 98 | |
|---|
| G | gas separation (4), Gas diffusion layer (3), Gold (3), green ammonia (3), graft polymerization (3), Green chemistry (2) etc. | 68 | |
|---|
| H | Hydrogen (9), hydrogel (8), Hydrothermal (6), Hydrogen peroxide (5), Hydrothermal Treatment (4), Hydrothermal Synthesis (3) etc. | 138 | |
|---|
| I | ionic liquid (7), Interfacial polymerization (5), Image analysis (3), ionomer (2), Inhibitor (2), Immobilized catalyst (2) etc. | 76 | |
|---|
| J | Japanese Company (1), Janus multifunctional nanofiber (1), juvenile hormone (1), Jump test (1) | 4 | |
|---|
| K | kinetic analysis (2), kLa (1), kappa-carrageenan (1), Korteweg force (1), kinetic model (1), KMC (1) etc. | 12 | |
|---|
| L | Lithium-ion battery (5), Liposome (4), LDES (3), Liquid-liquid equilibria (3), Lignin (3), Liposomes (3) etc. | 93 | |
|---|
| M-MH | Machine Learning (26), membrane (15), Metal-organic frameworks (7), Methanation (6), Membrane separation (6), Materials informatics (4) etc. | 161 | |
|---|
| MI-MZ | mixing (10), molecular dynamics (9), microwave (5), molecular dynamics simulation (3), microcapsule (3), Molecularly Imprinted Polymer (3) etc. | 127 | |
|---|
| N | Nanoparticles (7), Nucleation (5), Nanoparticle (5), numerical simulation (5), nanofiltration (3), Neural network potential (2) etc. | 80 | |
|---|
| O | Organic solvent nanofiltration (4), Optimization (3), Oxygen Reduction Reaction (3), osmotic pressure (3), Oxygen-enriched air (2), Optical emission spectroscopy (1) etc. | 54 | |
|---|
| P-PH | PEFC (6), PFAS (6), Peptide (5), pervaporation (3), permeability (3), Peptide amphiphile (2) etc. | 97 | |
|---|
| PI-PZ | polymer (6), polymer electrolyte fuel cell (6), polyelectrolyte complex (4), plasma (4), precious metals (3), Prediction (3) etc. | 173 | |
|---|
| Q | questionnaire survey (1), Quartz Crystal Microbalance (1), QCM (1), quantum computer (1), Quantitative Evaluation (1), quasi-solid (1) etc. | 7 | |
|---|
| R | Rheology (4), redox (3), Recycling (3), Reactive crystallization (3), Risk assessment (3), Residence time distribution (3) etc. | 81 | |
|---|
| S-SO | Separation (8), Solvent extraction (7), Solubility (5), silica (5), simulation (4), slurry (3) etc. | 144 | |
|---|
| SP-SZ | Supercritical carbon dioxide (7), Startup (7), Supercritical CO2 (5), Supercritical water (4), Surface Modification (4), Surface treatment (3) etc. | 101 | |
|---|
| T | Thermal energy storage (4), transdermal delivery (4), Transdermal drug delivery (4), Transdermal (2), thermal plasma (2), titanium dioxide (2) etc. | 79 | |
|---|
| U | Ultrasound (3), Upcycling (2), University-Industry Collaboration (1), Ultra pure water production (1), Ultrafine bubble generator (1), ultrasonic irradiation (1) etc. | 22 | |
|---|
| V | vaccine (5), Viscosity (4), Visible light irradiation (1), VUV (1), VRE Integration (1), Voluntary Approach of Chemical Substances (1) etc. | 30 | |
|---|
| W | wettability (2), Women's Empowerment (2), Wound healing (2), Wastewater treatment (2), water electrolysis (2), water treatment (2) etc. | 36 | |
|---|
| X | xylose (2), XANES/ELNES (1), xylitol (1), X-ray CT imaging (1) | 5 | |
|---|
| Y | Yoshino cypress (1), Yttrium doping (1) | 2 | |
|---|
| Z | zeolite (11), zwitterionic polymer (1), Zirconia based catalyst (1), Zwitterionic nanofiltration membrane (1), Zinc-ion battery (1), zinc cobaltite (1) etc. | 29 | |
|---|
| 非英数字 | * (5), precision medicine (1) | 6 | |
|---|
