3 papers
cond-mat.mes-hall2026
Observation of Erratic Non-Hermitian Skin Effect in Phononic Crystals
Yujian Yuan, Jie Liu, He Gao +3
The erratic non-Hermitian skin effect (ENHSE), emerging from the interplay between disorders and locally nonreciprocal yet globally reciprocal couplings, has reshaped the conventio…
cond-mat.mtrl-sci2026
Layer-number parity induced topological phase transition
Kai Chen, Junyan Guan, Jiamin Guo +3
We demonstrate that stacking topologically trivial layers, under enforced symmetry restrictions, yields emergent topological phases with protected boundary states. Remarkably, the…
physics.optics2026
Synthetic topological device for advancing elastic energy harvesting
Jiamin Guo, Zhongming Gu, Lei Fan +4
High-efficiency energy harvesting of ultrasonic elastic waves are crucial for powering electric gadgets in many emerging technologies such as wearable devices, wireless sensing, an…