2 papers
cond-mat.mes-hall2026
Universal valley filtering via uniform dissipation and velocity contrast
Sijie Yue, Wentao Xie, Kai Shao +6
Valley, as a ubiquitous degree of freedom in lattices, has found wide applications in both electronic and classical-wave devices in recent years. However, achieving valley-polarize…
cond-mat.mtrl-sci2025
Lossy phononic metamaterials for valley manipulation
Shunda Yin, Qiuyan Zhou, Yuxiang Xi +5
Non-Hermitian physics characterized by complex band spectra has established a new paradigm in condensed matter systems and metamaterials. Recently, non-Hermitian gain and nonrecipr…