Hierarchically nanostructured WO 3 microspheres that had two types of Au functionalization
modes (ie, Au-loaded mode and Au-doped mode) were characterized in terms of their …

Noble metals (Pd, Pt, and PdPt) nanocrystals with uniform size and good dispersity were
synthesized by the oleylamine (OAm) and borane tributylamine complex (BTB) system in a …

Sensors, capable of detecting trace amounts of gas molecules or volatile organic
compounds (VOCs), are in great demand for environmental monitoring, food safety, health …

Despite being the most favorable ammonia (NH 3) gas sensors, metal oxide semiconductors
fail to deliver high selectivity and room temperature (RT) sensing. Tuning the metal oxide …

Schottky device based on carbon dots (C Dots) decorated magnesium oxide (MgO) nano-
particles (CDots@ MgO) has been engineered for H 2 S gas sensing applications. TEM …

Reliable and inexpensive CO 2 gas sensors hold huge market potential as they are widely
used in areas such as food package sectors, indoor air quality testing and real time …

Selectivity remains the biggest challenge for metal oxide semiconductor (MOS)-based gas
sensors, especially for inactive gases such as CH 4. In this work, the core-shell structured …

The ongoing need to detect and monitor hazardous, volatile, and flammable gases has led
to the use of gas sensors in several fields to improve safety and health issues …

Semiconductor oxide chemoresistive gas sensors are widely used for detecting deleterious
gases due to low cost, simple preparation, rapid response and high sensitivity. The …

Despite their high surface reactivity, the gas sensor based on Co 3 O 4 nanoparticles
frequently suffers from a low response to volatile organic compounds (VOCs) due to high …