In the past decades, many mechanical metamaterials with uncommon static properties have
been reported. On the other hand, mechanical metamaterials possessing extraordinary …

Instabilities in solids and structures are ubiquitous across all length and time scales, and
engineering design principles have commonly aimed at preventing instability. However …

A wide variety of high-performance applications require materials for which shape control is
maintained under substantial stress, and that have minimal density. Bio-inspired hexagonal …

Designing ultra-wide low-frequency bandgap acoustic metamaterial has important
application potential but is also challenging. This study proposes a systematic topology …

This paper reports a comprehensive modeling and experimental characterization of a three-
dimensional phononic crystal composed of a single material, endowed with an ultra-wide …

The objective of this paper is to present a peer-review of the literature and trends
surrounding the design of phononic crystals (PnCs) using topology optimization methods …

The proposed structure comprises an array of elastomeric helices that can be easily
stretched in the axial direction (see Figure 1). In the undeformed configuration the helices …

The design and the combination of innovative metamaterials are attracting increasing
interest in the scientific community because of their unique properties that go beyond the …

Buckling, which was once considered the epitome of design failure, has been harnessed
during the last few years to develop mechanical metamaterials with advanced …

The design of innovative metamaterials with robust and reliable performances is attracting
increasing interest in the scientific community because of their unique properties and for …