Mechanical metamaterials exhibit some superior mechanical properties such as ultrahigh
strength-to-weight ratio, negative bulk-modulus, negative stiffness, negative mass-density …

The so called archetypal smooth and discontinuous (SD) oscillator with irrational
nonlinearity is a simple mass-spring system constrained to a straight line by a geometrical …

Enhancing vibration isolation with locally resonant metamaterials has attracted wide
attention due to low-frequency band-gap. Moreover, nonlinear periodic structure could …

This paper presents an innovative design of the quasi-zero stiffness (QZS) isolator with three
pairs of oblique springs. Formulations of stiffness are firstly derived and parameter study is …

Despite their engineering significance, locally resonant metamaterials are facing the
challenge to cope with the need for broad-range band gap adjustment at low-frequencies …

A novel one-dimensional quasi-zero-stiffness (QZS) metamaterial is proposed to acquire
very low-frequency band gaps. The representative unit cell (RUC) of the QZS metamaterials …

A novel metamaterial beam with embedded quasi-zero-stiffness (QZS) resonator is
proposed to realize wave attenuation in very low-frequency band gaps. The configuration of …

This work designs and analyzes a metastructure-based vibration isolation model to improve
small-scale equipment's isolation effectiveness under low-frequency excitations. The feature …

Quasi-zero stiffness (QZS) isolators have demonstrated appropriate low-frequency vibration
isolation performance without sacrificing the load-bearing capacity. The current …

To achieve wave attenuation at ultra-low frequencies, a novel metamaterial plate with
attached compliant quasi-zero-stiffness (QZS) resonators is proposed. Firstly, the compliant …