Metamaterials are rationally designed composites aiming at effective material parameters
that go beyond those of the ingredient materials. For example, negative metamaterial …

As an extraordinarily lightweight and porous functional nanomaterial family, aerogels have
attracted considerable interest in academia and industry in recent decades. Despite the …

Owing to their ultralow thermal conductivity and open pore structure,–, silica aerogels are
widely used in thermal insulation,, catalysis, physics,, environmental remediation,, optical …

Auxetic mechanical metamaterials (AMMs), as an exciting paradigm of metamaterials, have
attracted increasing attention due to their interesting mechanical properties (eg negative …

Transparent aerogels are ideal candidates for thermally insulating windows, solar thermal
receivers, electronics, etc. However, they are usually prepared via energy‐consuming …

In recent years, growing concerns regarding energy efficiency and heat mitigation, along
with the critical goal of carbon neutrality, have drawn human attention to the zero‐energy …

It is of great significance to develop integrated thermal insulation and noise reduction
materials for energy saving and pollution control. As a nanoporous material, aerogels have …

Silica aerogels with accurate building‐block control are realized by adjusting the surfactant
concentration during the synthesis process. The resulting silica‐aerogel monolith with …

The development of modern information technology has led to significant demand for
microoptical elements with complex surface profiles and nanoscale surface roughness …

Recent advances in surface‐enhanced Raman scattering (SERS) on semiconductor
substrates offer this technology improved selectivity on top of other advantages, such as cost …