2 papers
cond-mat.mtrl-sci2026
Multiscale Modelling of Ferroelectrics using a Physics-Informed Neural Network Driven by Molecular Dynamics Data: Parameter Identification and Field Reconstruction
Xuejian Wang, Frank Wendler, Hikaru Auzuma +5
In multiscale modeling of ferroelectrics, combining atomistic simulation with continuum-scale phase-field models (PFM) remains a fundamental challenge. A key difficulty lies in fai…
cond-mat.mtrl-sci2024
Electric field direction dependence of the electrocaloric effect in BaTiO3
Lan-Tien Hsu, Frank Wendler, Anna Grünebohm
Single-crystalline ferroelectric (FE) perovskites show a large electrocaloric effect at electric field-induced phase transitions, promising for solid-state cooling technologies. Ho…