◆ Journal of Materials Chemistry A2025-12-01· Water splitting
Ca <sup>2+</sup> substitution induced phase coexistence and synergistic regulation of Ti <sup>3+</sup> defects to improve piezoelectric–photocatalytic water splitting performance of BaTiO <sub>3</sub>
Tianyu Jia, Mengnan Ruan, Guangmin Li, Piotr Michorczyk, Chengyi Wang, Zhifeng Liu
原始摘要（英文原文）· Original abstract
BaTiO 3 -Ca 0.2 photoanode with a coexisting tetragonal-orthorhombic phase involving Ti 3+ defects boosts piezo-photocatalytic water splitting performance via enhanced built-in piezoelectric field and shallow energy levels from orbital modulation.
Ca <sup>2+</sup> substitution induced phase coexistence and synergistic regulation of Ti <sup>3+</sup> defects to improve piezoelectric–photocatalytic water splitting performance of BaTiO <sub>3</sub> — 科研速览 Science Skim