fig1
![Research progress of photoelectrochemical conversion of CO<sub>2</sub> to C<sub>2+</sub> products](https://image.oaes.cc/368d74a6-f7ee-444f-add1-b7e5e89d37c0/cs4003.fig.1.jpg)
Figure 1. The role of light and electricity in photoelectrochemical CO2 reduction and the number of publications on PEC CO2 conversion were obtained using keyword search (photoelectric and CO2). Data was extracted from the Web of Science in May 2024. PEC: Photoelectrochemistry.