Aerogels are unique solid‐state materials composed of interconnected 3D solid networks
and a large number of air‐filled pores. They extend the structural characteristics as well as …

The detection of gas molecules is critical for environmental monitoring, chemical process
control, agriculture, and medical applications. Therefore, gas sensors and electronic noses …

Ceramic aerogels are promising materials for thermal insulation and protection under harsh
environments. Yet current synthesis methods fail to provide an energy-, time-, and cost …

Conductometric gas sensors facilitated by photons have been investigated for decades.
Light illumination may enhance device attributes including operational temperature, sensing …

The cation substitutional doping of metal oxide semiconductors plays pivotal roles in
improving the gas sensing performances, but the doping effect on surface sensing reaction …

Resistive gas sensors based on metal oxides have aroused great interest in the sensing of
NO2 gas due to their low cost, good stability, and easy fabrication. However, drawbacks …

Abstract The three-dimensional (3D) macroscopic assembly of tailored porous architectures
built of graphene derivatives or other two-dimensional (2D) materials has attracted great …

Implementing sensitive and fast ppb-level formaldehyde sensing at room temperature is still
in extreme demand for practical indoor air quality monitoring. Herein, we developed a visible …

Transparent conductive oxides (TCOs) are highly desirable for numerous applications
ranging from photovoltaics to light-emitting diodes and photoelectrochemical devices …

Surface oxygen chemistry of semiconductor metal oxides is the basis for the sensing
reaction between the preadsorbed surface oxygen and the target gases or organic vapors …