3 papers
cond-mat.mtrl-sci2025
Pyramidal charged domain walls in ferroelectric BiFeO
Pavel Marton, Marek PaÅciak, Mauro Gonçalves +4
Domain structures play a crucial role in the electric, mechanical and other properties of ferroelectric materials. In this study, we uncover the physical origins of the enigmatic z…
cond-mat.mtrl-sci2025
Non-reciprocal neutral ferroelectric domain walls in BiFeO3
M. A. P. Goncalves, M. Graf, M. Pasciak +1
This paper analyzes a peculiar phenomenon of non-reciprocal domain wall pairs and illustrate the implications in ab-initio-based atomistic computational experiments with (112)-orie…
cond-mat.mtrl-sci2024
BiFeO nanoparticles at low-temperature using atomistic simulations -- surface charge distribution and terminations
Mauro A. P. Goncalves, Monica Graf, Marek Pasciak +1
This paper analyzes how the ferroelectric properties of cubic-like BiFeO nanoparticles are affected by different terminations and charge distributions at the surface using ab-i…