| Share | Phrase |
| 36.10% | electrochemical [domain related] cell |
| 23.17% | electrochemical [domain related] reaction |
| 18.12% | electrochemical [domain related] stack |
| 4.72% | electrochemical [domain related] assembly |
| 3.88% | electrochemical [domain related] device |
| 2.98% | electrochemical [domain related] storage |
| 2.10% | electrochemical [domain related] machining |
| 2.05% | electrochemical [domain related] oxidation |
| 1.49% | electrochemical [domain related] apparatus |
| 1.45% | electrochemical [domain related] reactant |
| 1.12% | electrochemical [domain related] reactor |
| 0.97% | electrochemical [domain related] process |
| 0.97% | electrochemical [domain related] combustion |
| 0.80% | electrochemical [domain related] sensor |