Quenched Mixed-Phase BFO Film

Enhanced Mechanical Hardness

Quenching induces a transition from R-like to T-like phase, markedly improving the mechanical stability and hardness of BiFeO3 films.

Hu, Xueli · Yan, Shuo · Lü, Xiaomei · Huang, Fengzhen · Xiao, Shuyu

Acta Materialia 2025

Advantages

Higher Young's modulus

Overall enhanced mechanical hardness

Improved phase structure stability