Local piezoresponse in BiFeO3–HoFeO3 ceramics across morphotropic phase boundary

Chi-Shun Tu,Pin-Yi Chen,Wei Sea Chang,Wen-Hao Wu,Carvyn Blaise,Yi-Shin Jou

Materials Research Bulletin（2020）

引用 12|浏览5

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摘要

•Nanoscale ferroelectric–relaxor phase crossover in holmium-modified BiFeO3 across the morphotropic phase boundary (MPB).•Local electric-field-induced polarization switching and electromechanical mechanisms.•The role of Bi 6s2 lone pair in the modification of ferroelectric polarization.

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关键词

A. Ceramics,A. Structural materials,B. Phase transition,C. Atomic force microscopy,D. Multiferroics

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