Physics

Imaging and structure analysis of ferroelectric domains, domain walls, and vortices by scanning electron diffraction

U. Ludacka, J. He, et al.

This groundbreaking research, conducted by a team of experts, unveils the extraordinary potential of direct electron detectors in scanning transmission electron microscopy. By employing a custom convolutional autoencoder, the authors investigate polar distortions in the uniaxial ferroelectric Er(Mn,Ti)O₃, delivering unmatched quantitative insights into nanoscale structural changes across vast areas. Prepare to be amazed by their discoveries of intricate domain dynamics and topological formations!