Over the last three decades, photonic crystals (PhCs) have attracted intense interests thanks
to their broad potential applications in optics and photonics. Generally, these structures can …

Colloidal self-assembly refers to a solution-processed assembly of nanometer-/micrometer-
sized, well-dispersed particles into secondary structures, whose collective properties are …

Secondary batteries based on metal anodes (eg, Li, Na, Mg, Zn, and Al) are among the most
sought‐after candidates for next‐generation mobile and stationary storage systems because …

Dielectrics represent a new frontier for surface-enhanced Raman scattering. They can serve
as either a complement or an alternative to conventional, metal-based SERS, offering key …

Metamaterials are artificial structures that are usually described by effective medium
parameters on the macroscopic scale, and these metamaterials are referred to as 'analog …

Titanium niobium oxide (TiNb 2 O 7) has been regarded as a promising anode material for
high-rate lithium ion batteries (LIBs) due to its potential to operate at high rates with …

Optical machine learning has emerged as an important research area that, by leveraging the
advantages inherent to optical signals, such as parallelism and high speed, paves the way …

Responsive optical nanomaterials that can sense and translate various external stimuli into
optical signals, in the forms of observable changes in appearance and variations in spectral …

Natural structural color materials, especially those that can undergo reversible changes, are
attracting increasing interest in a wide variety of research fields. Inspired by the natural …

In this tutorial review we highlight fundamental aspects of the physics underpinning the
science of photonic crystals, provide insight into building-block assembly routes to the …