2 papers
cond-mat.mtrl-sci2016
Stable Band-Gaps in Phononic Crystals by Harnessing Hyperelastic Transformation Media
Yan Liu, Zheng Chang, Xi-Qiao Feng
The band structure in phononic crystals (PCs) is usually affected by the deformations of their soft components. In this work, hyperelastic transformation media is proposed to be in…
physics.class-ph2012
Design Omnidirectional Wave Absorbers by Transformation Method
Zheng Chang, Gengkai Hu
A general conformal mapping is proposed to design omnidirectional broadband wave absorbers by transformation method. When applied to electromagnetic (EM) and acoustic waves, the ex…