3 papers
cond-mat.mtrl-sci2026
Unlocking Cryogenic Energy Storage by Constructing Dipole Glass with Unit-cell-level Polar Disorder
Yangyang Si, Denan Li, Yijie Li +21
Cryogenic energy storage is vital for frontier technologies including deep-space exploration and quantum computing, yet conventional electrochemical energy systems fail below ~230…
cond-mat.mtrl-sci2025
Enhancing ferroelectric stability: Wide-range of adaptive control in epitaxial HfO2/ZrO2 superlattices
Jingxuan Li, Shiqing Deng, Liyang Ma +12
The metastability of the polar phase in HfO2, despite its excellent compatibility with the complementary metal-oxide-semiconductor process, remains a key obstacle for its industria…
cond-mat.mtrl-sci2025
Ideal antiferroelectricity with large digital electrostrain in PbZrO3 epitaxial thin films
Yangyang Si, Ningbo Fan, Yongqi Dong +13
Antiferroelectrics exhibit reversible antipolar-polar phase transitions under electric fields, yielding large electrostrain suitable for electromechanical devices. Nevertheless, in…