Over the past decade, a range of sensor technologies became available on the market,
enabling a revolutionary shift in air pollution monitoring and assessment. With their cost of …

The detection of clinically relevant disease-specific biomolecules, including nucleic acids,
circulating tumor cells, proteins, antibodies, and extracellular vesicles, has been …

High-quality optical fibers can be produced now at a low cost and large quantity, and this
has further promoted the development of fiber-optic (chemical) sensors. After over 30 years …

Sensitive H 2 gas sensors are highly desirable for the prediction and early-warning of H 2
leakage. Low-dimensional nanostructures of metal oxide semiconductor emerge as …

Abstract The Internet-of-Things (IoT) has witnessed exponential growth over the past decade
and will significantly reshape human life from every aspect, eg, defense, environmental …

Fiber optic sensors based on surface plasmon resonance (SPR) have demonstrated
outstanding performance in biomedical, environmental monitoring, public safety, and other …

H 2 detection sensors based on pure and different contents of CeO 2 (0.5 at%, 1 at%, 2 at%,
4 at%, 6 at%) loaded In 2 O 3 hollow spheres were successfully fabricated. The crystal …

Rapid industrialization and urbanization have unequivocally eased the lives of people to an
appreciable extent, which however, has been achieved at the cost of an unprecedented …

Pristine tin dioxide (SnO 2) and Au-loaded SnO 2 composite nanoparticles were synthesized
by a simple hydrothermal method. The phase structure, composition, and morphology of …

The mesmerizing properties of nanomaterials and the features offered by optical fibers can
be combined to result in an attractive new platform for chemical sensing. This review (with …