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cond-mat.mtrl-sci2026
Exotic Cooperative Quantum Optics of Moire Exciton Superlattices
Haowei Xu, Wang Yao, Ju Li
The unique properties of two-dimensional moire systems have been widely studied from many perspectives. However, relatively little work has explored how the real space structure of…
cond-mat.mtrl-sci2023
Ferroelastic twin wall mediated ferro-flexoelectricity and bulk photovoltaic effect in SrTiO
Ri He, Haowei Xu, Peijun Yang +3
Ferroelastic twin walls in nonpolar materials can give rise to a spontaneous polarization due to symmetry breaking. Nevertheless, the bi-stable polarity of twin walls and its rever…