Scanning transmission electron microscopy (STEM) has emerged as a uniquely powerful
tool for structural and functional imaging of materials on the atomic level. Driven by …

Among the different types of multiferroic compounds, bismuth ferrite (BiFeO 3; BFO) stands
out because it is perhaps the only one being simultaneously magnetic and strongly …

The celebrated renaissance of the multiferroics family over the past ten years has also been
that of its most paradigmatic member, bismuth ferrite (BiFeO 3). Known since the 1960s to be …

Identifying a suitable water-soluble sacrificial layer is crucial to fabricating large-scale
freestanding oxide membranes, which offer attractive functionalities and integrations with …

The phase separation of multiple competing structural/ferroelectric phases has attracted
particular attention owing to its excellent electromechanical properties. Little is known …

Bismuth ferrite (BiFeO 3) is one of the very few known single-phase multiferroic materials.
While the bulk compound is rhombohedral (R), the discovery of an epitaxial strain-induced …

Topological structures in multiferroic materials have recently received considerable attention
because of their potential use as nanoscale functional elements. Their reduced size in …

Dedicated control of oxygen vacancies is an important route to functionalizing complex
oxide films. It is well-known that tensile strain significantly lowers the oxygen vacancy …

The multiferroic perovskite BiFeO 3 has recently become the subject of intense investigation
due to its intriguing coexistence of structural polymorphs in highly-strained epitaxial films …

A promising approach to the next generation of low-power, functional, and green
nanoelectronics relies on advances in the electric-field control of lattice, charge, orbital, and …