Concepedia

Facets control charge separation during photoelectrochemical water oxidation with strontium titanate (SrTiO<sub>3</sub>) single crystals

Samutr Assavachin, Chengcan Xiao, Kathleen Becker, Frank E. Osterloh

Energy & Environmental Science · 2024 · 30 citations · 58 references

DOIFull text

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Concepts

Abstract

The photoelectrochemical water oxidation activity of SrTiO 3 crystals is determined by the variable work functions of different facets. This produces facet dependent semiconductor–liquid junctions that can drive charge separation in photocatalysts.

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