Abstract Tungsten oxide (WO 3), a typical n-type gas-sensing material, has attracted
considerable attention to detect various hazardous gases. Previous studies indicated that …

Since the sensing capability of semiconducting metal oxides was demonstrated in the
1960s, solid state gas sensors based on these materials have attracted considerable …

Sensor technology has an important effect on many aspects in our society, and has gained
much progress, propelled by the development of nanoscience and nanotechnology. Current …

Tin oxide microspheres were successfully obtained through a facile hydrothermal method
without any polymer templates or surfactant. The as-synthesized SnO 2 microspheres are …

The visible-light activated gas sensor has been successfully fabricated for detecting NO 2 by
using two dimensional (2D) structured SnS 2 nanosheet as the chemiresistive sensing …

In this study, micron-sized hollow hexagonal prisms of SnO 2 have been successfully
synthesized based on a metal-organic framework material, Sn-MOF. The structure …

Many methods based on spectrophotometric, fluorometric, piezoresistive, amperometric or
conductive measurements have been proposed for detecting the concentration of …

Formaldehyde is widely used in chemical production, wood fixatives, petroleum production
and other industrial processes. However, the adverse issues caused by formaldehyde have …

Mesoporous WO 3 was synthesized by replicating technique using ordered mesoporous
silica KIT-6 as the template. The obtained material exhibits high surface area (151 m 2 g− 1) …

Novel zinc oxide quantum dots (ZnO QDs) decorated graphene nanocomposites were
fabricated by a facile solution-processed method. ZnO QDs with a size ca. 5 nm are …