Diffusion driven by temperature or concentration gradients is a fundamental mechanism of
energy and mass transport that inherently differs from wave propagation in both physical …

Diffusion and wave propagation are both fundamental transport mechanisms, but they have
intrinsically different dynamics, governing equations, and applications. Over the past …

Extensive investigations on the moiré magic angle in twisted bilayer graphene have
unlocked the emerging field—twistronics. Recently, its optics analogue, namely opto …

Thermal metamaterials provide rich control of heat transport which is becoming the
foundation of cutting-edge applications ranging from chip cooling to biomedical. However …

Static and dynamic metamaterials have been extensively studied for their ability to
manipulate different physical fields and directed to broad applications. Because the …

Convective thermal metamaterials are artificial structures where convection dominates in the
thermal process. Due to the field coupling between velocity and temperature, convection …

Emerging metamaterials have served as an efficient strategy for the realization of
unconventional heat control and management using structural thermal properties, and many …

Heat management is crucial for state‐of‐the‐art applications such as passive radiative
cooling, thermally adjustable wearables, and camouflage systems. Their adaptive versions …

Many unusual wave phenomena in artificial structures are governed by their topological
properties. However, the topology of diffusion remains almost unexplored. One reason is …

Recent investigations on non-Hermitian physics have unlocked new possibilities to
manipulate wave scattering on lossy materials. Coherent perfect absorption is such an effect …