Hazardous gases have been strongly associated with being a detriment to human life within
the environment. The development of a reliable gas sensor with high response and …

In general, volatile organic compounds (VOCs) have a high vapor pressure at room
temperature (RT). It has been reported that all humans generate unique VOC profiles in their …

Herein, a facile single-step hydrothermal method is reported for the synthesis of Ni and Zn
doped SnO 2 nanomaterials, ie nanoparticles and nanosheets. The synthesized pure and …

Poor selectivity has always been the most severe challenge in the practical applications of
gas sensors based on metal-oxide semiconductors (MOSs). It is difficult to distinguish CO …

The development of highly selective, stable, and sensitive materials for the various gas
emissions is a challenging task concerning the numerous applications: environmental …

The detection of diabetes at an early stage is considered to be highly significant in the
successful treatment of the disease. The patient has been reported to generate unique …

Hydrogen (H2) has been considered as one of the cleanest renewable energy sources.
However, it is still challenging to use H2 due to its hazardous flammable and explosive …

For the last two decades, titanium dioxide (TiO2) has received wide attention in several
areas such as in medicine, sensor technology and solar cell industries. TiO2-based gas …

Tungsten oxide (WO 3) nanoflakes were grown directly on a seed layer-free Al 2 O 3
substrate by a simple hydrothermal method. Process temperature and time were optimized …

Utilizing pn composite material to fabricate metal-oxide semiconductors (MOSs) gas sensors
is a promising strategy to achieve ultrahigh selectivity detection of reducing gases, such as …