3 papers
cond-mat.mtrl-sci2025
Hidden integer quantum ferroelectricity in chiral Tellurium
Wei Luo, Sihan Deng, Muting Xie +3
Ferroelectricity is a cornerstone of functional materials research, enabling diverse technologies from non-volatile memory to optoelectronics. Recently, type-I integer quantum ferr…
cond-mat.mtrl-sci2025
Defect-Charge-Driven 90° Switching in HfO2
Muting Xie, Hongyu Yu, Zhihao Dai +3
Hafnium dioxide (HfO2) is a CMOS-compatible ferroelectric showing both 180° and 90° switching, yet the microscopic nature of the 90° pathway remains unresolved. We show that the…
cond-mat.mtrl-sci2025
Strain-induced gyrotropic effects in ferroelectric BaTiS3
Wei Luo, Asier Zabalo, Guodong Ren +5
Gyrotropic effects, including natural optical activity (NOA) and the nonlinear anomalous Hall effect (NAHE), are crucial for advancing optical and transport devices. We explore the…