2 papers
cond-mat.mes-hall2025
Anomalous Gate-tunable Capacitance in Van der Waals Heterostructures
Linshang Chen, Haoran Long, Heng Wu +10
The ferroelectricity emerging in non-polar graphene/hexagonal boron nitride (hBN) heterostructures has drawn considerable attention because of its fascinating properties and promis…
cond-mat.mtrl-sci2025
Raman Forbidden Layer-Breathing Modes in Layered Semiconductor Materials Activated by Phonon and Optical Cavity Effects
Miao-Ling Lin, Jiang-Bin Wu, Xue-Lu Liu +9
We report Raman forbidden layer-breathing modes (LBMs) in layered semiconductor materials (LSMs). The intensity distribution of all observed LBMs depends on layer number, incident…