3 papers
cond-mat.mes-hall2025
Ultrafast μeV-Precision Bandgap Engineering in Low-Dimensional Topological Insulators
Peng Tan, Yuantao Chen, Yuqi Zhang +14
Precise and ultrafast control of electronic band structures is a central challenge for advancing quantum functional materials and devices. Conventional approaches--such as chemical…
physics.optics2025
Geometry-Driven Lattice of Photonic Spin-Meron Tubes in Free Space
Anand Hegde, Komal Gupta, Yanan Dai +1
We theoretically demonstrate the first photonic spin-meron tube lattice in free space using spin-angular momentum vectors. Square-block diffraction creates -symmetric beams…
cond-mat.mes-hall2025
Magnetic order dependent photoluminescence from high energy excitons in hBN protected few-layer CrSBr
Xiaohua Wu, Junyang Chen, Mingqiang Gu +6
The detection and manipulation of the spin configurations in layered magnetic semiconductors hold significant interest for developing spintronic devices in two-dimensional limit. I…