Origami-based mechanical metamaterials and metastructure have been demonstrated to
exhibit unique properties originating from their intricate geometries of folding. This research …

Engineering the architectures of materials is a new approach to obtain unusual properties
and functionalities in solids. Phononic crystals with periodically architected microstructures …

A periodic binary straight beam with different cross sections is constructed and studied. The
band structures of flexural waves in the structure are calculated with the plane-wave …

Elastic metamaterials with multi-degree-of-freedom (MDOF) hybrid resonators are proposed
in order to achieve the lower and wider bandgaps without increase of mass for vibration …

In this work, a one-dimensional porous silicon carbide phononic crystal (1D-PSiC PnC)
sandwiched between two rubber layers is introduced to obtain low frequency band gaps for …

Band gaps of elastic waves, both in-plane and anti-plane waves, propagating along arbitrary
direction in one-dimensional disordered phononic crystals are studied in this paper. The …

The propagation of longitudinal elastic waves in quasi one-dimensional structure consisting
of harmonic oscillators periodically jointed on a slender beam is studied. Sub-frequency …

Elastic metamaterials have been considered as important tools for vibration and noise
reduction because of their subwavelength bandgaps. However, acritical problem hindering …

This paper proposes a purely flexible lightweight membrane-type acoustic structure, wherein
one kind of flexible lightweight rubber material takes the roles of mass and stiffness and …

Elastic metamaterials are of growing interest due to their unique effective properties and
wave manipulation abilities. Unlike phononic crystals based on the Bragg scattering …