The development of flexible piezoelectric nanogenerators has experienced rapid progress
in the past decade and is serving as the technological foundation of future state-of-the-art …

As a consequence of rapid industrialization throughout the world, various environmental
pollutants have begun to accumulate in water, air, and soil. This endangers the ecological …

Despite their partial ionic nature, many-layered diatomic crystals avoid internal electric
polarization by forming a centrosymmetric lattice at their optimal van der Waals stacking …

Symmetry breaking in 2D layered materials plays a significant role in their macroscopic
electrical, optical, magnetic and topological properties, including, but not limited to, spin …

When two-dimensional crystals are brought into close proximity, their interaction results in
reconstruction of electronic spectrum and crystal structure. Such reconstruction strongly …

The isolation of the first two-dimensional material, graphene–a monolayer of carbon atoms
arranged in a hexagonal lattice-opened new exciting opportunities in the field of condensed …

Recent efforts have been heavily devoted to the development of next‐generation
optoelectronic devices based on 2D materials, due to their unique optical properties that are …

Natural mechanical energies, such as wind, tidal waves, and water flow, widely exist in the
environment and these inexhaustible natural mechanical energies can be utilized through …

The piezoelectric effect, mechanical-to-electrical and electrical-to-mechanical energy
conversion, is highly beneficial for functional and responsive electronic devices. To fully …

Atomically thin hexagonal boron nitride (h‐BN) is an emerging star of 2D materials. It is
taken as an optimal substrate for other 2D‐material‐based devices owing to its atomical …