altermagnetism 1d-wave spin splitting 1KV2Se2O 1spin-polarized STM 1symmetry-protected spin texture 1
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3 papers
cond-mat.mtrl-sci2026★ 1 cited
Visualizing spin-polarization of an altermagnet KVSeO via spin-selective tunneling
Guofei Yang, Chuang Li, Chengwei Wang +16
The authors use spin-selective scanning tunneling microscopy with a topological‑insulator tip to directly image the momentum‑dependent d‑wave spin polarization in the metallic alte…
cond-mat.mtrl-sci2026
Decoding the Complexity of Ferroelectric Orthorhombic HfO2: A Unified Mode Expansion Approach
Chenxi Yu, Jiajia Zhang, Xujin Song +2
The ferroelectricity in thin films is widely attributed to the formation of a polar orthorhombic phase named OIII phase. However, the complexity of OIII phase orig…
cond-mat.mtrl-sci2026
Domain Walls Stabilized by Intrinsic Phonon Modes and Engineered Defects Enable Robust Ferroelectricity in HfO2
Chenxi Yu, Jiajia Zhang, Xujin Song +6
Ferroelectric has attracted extensive research interest for its applications in AI era. The domain walls play a crucial role in phase structure stabilization and p…