Metamaterial absorbers have been widely studied and continuously concerned owing to
their excellent resonance features of ultra‐thin thickness, light‐weight, and high absorbance …

Terahertz (THz) radiation has received much attention during the past few decades for its
potential applications in various fields, such as spectroscopy, imaging, and wireless …

An absorber based on hybrid metamaterial with vanadium dioxide and graphene has been
proposed to achieve dynamically switchable dual-broadband absorption property in the …

Compact varifocal lenses are essential to various imaging and vision technologies.
However, existing varifocal elements typically rely on mechanically actuated systems with …

The recent development of metasurfaces offers a unique technique for the arbitrary control of
electromagnetic waves by spatially manipulating their amplitudes and phases. However …

Tunable terahertz (THz) functional devices have exhibited superior performances due to the
use of active materials, such as liquid crystals, graphene, and semiconductors. However, the …

A functionally tunable and absorption-tunable terahertz (THz) metamaterial absorber based
on vanadium dioxide (VO_2) and graphene is proposed and verified numerically. Based on …

The emergence of metamaterials and their continued prosperity have built a powerful
working platform for accurately manipulating the behavior of electromagnetic waves …

In the past ten years, terahertz technology has developed rapidly in wireless
communications, spectroscopy, and imaging. Various functional devices have been …

Phase‐change phenomena have been an attractive research theme for decades due to the
dynamic transition of material properties providing extraordinary capabilities for versatile …