2 papers
math.AP2024
Optimal estimate of electromagnetic field concentration between two nearly-touching inclusions in the quasi-static regime
Youjun Deng, Hongyu Liu, Liyan Zhu
We investigate the electromagnetic field concentration between two nearly-touching inclusions that possess high-contrast electric permittivities in the quasi-static regime. By usin…
physics.class-ph2023
Elastostatics with multi-layer metamaterial structures and an algebraic framework for polariton resonances
Youjun Deng, Lingzheng Kong, Hongyu Liu +1
Multi-layer structures are ubiquitous in constructing metamaterial devices to realise various frontier applications including super-resolution imaging and invisibility cloaking. In…