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cond-mat.mtrl-sci2025
Optical Excitations of Flat Bands Induced by Exciton Condensation in TaPdTe
Shaohui Yi, Zhiyu Liao, Chenhao Liang +10
We report on the charge dynamics of TaPdTe using temperature-dependent optical spectroscopy with polarized light. We observe a metal-insulator transition characterized…
cond-mat.mtrl-sci2025
Ferroelectricity in undoped HfO2 down to one-unit-cell on Si substrate
Tiantian Wang, He Zhang, Yongjie Xie +12
Hafnium oxide (HfO2), particularly at low-dimensional scales, exhibits extensive promising applications in ultrahigh density devices like low-power logic and non-volatile memory de…