| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| direct dme synthesis starting from syngas | 1.82 | 0.4 | 7588 | 11 |
| dme production from syngas | 0.26 | 0.5 | 6152 | 23 |
| direct conversion of syngas to aromatics | 0.09 | 1 | 4065 | 3 |
| how to produce syngas | 1.91 | 0.6 | 1272 | 72 |
| how is syngas produced | 1.71 | 0.5 | 3296 | 61 |
| syngas production from biomass | 0.22 | 0.2 | 1553 | 6 |
| production of syngas from natural gas | 0.05 | 0.3 | 703 | 5 |
| new aspects of syngas production and use | 0.6 | 1 | 1579 | 3 |
| syngas production from co2 | 1.42 | 1 | 9350 | 28 |
| syngas and producer gas | 1.74 | 0.9 | 9000 | 96 |
