In this Review, we aim to provide an updated summary of the research related to hollow
micro-and nanostructures, covering both their synthesis and their applications. After a brief …

Metal oxide gas sensors are predominant solid-state gas detecting devices for domestic,
commercial and industrial applications, which have many advantages such as low cost …

The electrochemical CO 2 reduction reaction to produce multi-carbon (C 2+) hydrocarbons
or oxygenate compounds is a promising route to obtain a renewable fuel of high energy …

Oxygen evolution reaction catalysts capable of working efficiently in acidic media are highly
demanded for the commercialization of proton exchange membrane water electrolysis …

Abstract One-dimensional (1D) ZnO nanostructures have been studied intensively and
extensively over the last decade not only for their remarkable chemical and physical …

Utilizing colloidal particles for the assembly of the shell of nano-and microcapsules holds
great promise for the tailor-made design of new functional materials. Increasing research …

Hollow micro‐/nanostructures are of great interest in many current and emerging areas of
technology. Perhaps the best‐known example of the former is the use of fly‐ash hollow …

Hierarchical and hollow oxide nanostructures are very promising gas sensor materials due
to their high surface area and well-aligned nanoporous structures with a less agglomerated …

Urchinlike TiO2 spheres with tunable chamber structure were synthesized using a template-
free solvothermal method. The unique sphere-in-sphere chamber structure allows multiple …

The Kirkendall effect is a consequence of the different diffusivities of atoms in a diffusion
couple causing a supersaturation of lattice vacancies. This supersaturation may lead to a …