Topological elastic metamaterials have emerged as a new frontier in the quest of topological
phases in condensed matter physics. Their exotic topological properties open a wealth of …

Negative refraction of elastic waves has attracted significant research interest due to its
potential prospects in acoustic imaging, communication, and structural health monitoring …

Strong coupling between two quanta of different excitations leads to the formation of a
hybridized state that paves a way for exploiting new degrees of freedom to control …

Wave refraction at an interface between different materials is a basic yet fundamental
phenomenon, transversal to several scientific realms–electromagnetism, gas and fluid …

Reciprocity is a fundamental property of wave propagations, and many researchers devoted
their efforts to breaking the reciprocity and implementing unidirectional wave propagations …

In this work, non-reciprocal A 0 wave in a one-dimensional (1D) magnetoelastic phononic
crystal (PC) plate is observed by adjusting the magnitude of the external static magnetic field …

By combining the propagation matrix of planar magnetized plasma photonic crystals with
that of the cylindrical non-magnetized medium, the transfer matrix equation of the cylindrical …

In this work, a spiral structure (SS) based on the nonreciprocal waveguide theory of
adiabatic evolution principle is designed, which can generate dynamic boundaries on a …

The nonreciprocity of energy transfer is constructed in a nonlinear asymmetric oscillator
system that comprises two nonlinear oscillators with different parameters placed between …

A beam-supported stepped hybrid phononic crystals (PnCs) was proposed for the wave
attenuations in the wide frequency range from 9.4 Hz to 8.4 kHz. For a ternary beam …