Recent advances in the fabrication and experimentation of reconfigurable intelligent
surfaces (RISs) have motivated the concept of the smart radio environment, according to …

Initially proposed to achieve strong noise isolation levels beyond the mass-density law,
acoustic metamaterials (AMMs) have now overturned the conventional views in all aspects …

We present wave-based signal differentiation with unprecedented fidelity and flexibility by
purposefully perturbing overmoded random scattering systems such that zeros of their …

Programmable radio environments parametrized by reconfigurable intelligent surfaces
(RISs) are emerging as a new wireless communications paradigm, but currently used …

Principles of Adaptive Optics describes the foundations, principles, and applications of
adaptive optics (AO) and its enabling technologies. This leading textbook addresses the …

Wireless networks-on-chip (WNoCs) are an enticing complementary interconnect
technology for multi-core chips but face severe resource constraints. Being limited to simple …

Non-Hermitian wave engineering has attracted a surge of interest in photonics in recent
years. Prominent non-Hermitian phenomena include coherent perfect absorption and its …

The demanding objectives for the future sixth generation (6G) of wireless communication
networks have spurred recent research efforts on novel materials and radio-frequency front …

A reverberating environment is a common complex medium for airborne sound, with familiar
examples such as music halls and lecture theaters. The complexity of reverberating sound …

In recent years, metasurfaces have shown extremely powerful abilities for manipulation of
electromagnetic waves. However, the local electromagnetic response of conventional …