Polyol-Assisted Si Photoanode

Low onset, high hole injection

Energetically favorable polyols at the Si photoanode/electrolyte interface accelerate hole transfer and utilization, markedly lowering the oxidation overpotential.

Yaxing, Zhao · Zhao, Xiaolei · Song, Kepeng · Xiaowen, Sun · Ning, Xi · Xuedong, Zhang · Sang, Yuanhua · Liu, Hong · Yu, Xiaowen

Applied Catalysis B: Environmental 2024

Advantages

Remarkably low onset potential

High hole injection efficiency

Accelerated interfacial hole transfer and utilization with glycerol

Self-powered system driven solely by solar energy