The advent of 5G and the Internet of Things has spawned a demand for wearable electronic
devices. However, the lack of a suitable flexible energy storage system has become the …

Currently, halide perovskites have attracted increasing attention for gas sensing applications
owing to their unique structural and optoelectronic properties. This review provides a brief …

Developments of advanced sensors for NO 2 gas with high sensitivity and selectivity are
essential but challenging. In this work, a Ce-doped ZnO nanoarray (termed as CZO) was …

Hydrogen sulfide (H2S) is an extremely hazardous gas and is harmful to human health and
the environment. Here, we developed a flexible H2S gas-sensing device operated at room …

Methods for the fabrication of thin films with well controlled structure and properties are of
great importance for the development of functional devices for a large range of applications …

Organic-inorganic lead halide perovskite solar cells have captured significant attention in
recent years due to low processing costs and unprecedented development in power …

Photocatalysis technology can not only decompose water, toxic and harmful substances in
the environment, but also directly convert solar energy into electricity and other clean …

Cold crystallization of SnO2 was realized in aqueous solutions, where crystal growth was
controlled to form SnO2 (101) nanosheet assembled films for devices such as chemical …

TiO2 (0–10 wt%)-doped nanocrystalline Ni0. 4Cu0. 3Zn0. 3Fe2O4 (Ni–Cu–Zn) ferrites were
synthesized using the sol–gel route of synthesis. The cubic spinel structure of the ferrites …

CeO2/ZnO-heterojunction-nanorod-array-based chemiresistive sensors were studied for
their low-operating-temperature and gas-detecting characteristics. Arrays of CeO2/ZnO …