Highly sensitive gas sensors with remarkably low detection limits are attractive for diverse
practical application fields including real-time environmental monitoring, exhaled breath …

The release of toxic and harmful gases seriously endangers human health and social and
environmental safety. Sensitive determination of these gases is urgently needed to meet the …

Hydrogen (H2) is one of the next-generation energy sources because it is abundant in
nature and has a high combustion efficiency that produces environmentally benign products …

After the synthesis of graphene, in the first year of this century, a wide research field on two-
dimensional materials opens. 2D materials are characterized by an intrinsic high surface to …

Wearable electronics is expected to be one of the most active research areas in the next
decade; therefore, nanomaterials possessing high carrier mobility, optical transparency …

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 …

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 …

Human health, environmental protection and safety are just a few examples of humankind's
current main concerns, that drive the scientific community to develop sensors able to monitor …

Graphene, a single, one-atom-thick sheet of carbon atoms arranged in a honeycomb lattice
and the two-dimensional building block for carbon materials, has attracted great interest for …

Sensing of gas molecules is critical to environmental monitoring, control of chemical
processes, agricultural, and medical applications. In particular, the detection of industrial …