the electrical conductivity of functionalized sheets changed more noticeably when exposed to NH3. This property can be leveraged in gas-sensing devices to detect and quantify the presence of NH3.

A cotton swab is dipped into concentrated hydrochloric acid (producing hydrogen chloride gas) while a second on is dipped into ... and a second cotton swab into concentrated aqueous ammonia (NH3).

Modified graphene sensors could pave the way for a new level of safety and convenience across multiple industries. This ...

Researchers have improved gas-sensing technology by treating graphene sheets with plasma under different conditions, ...

This radiation, at 1.35 cm wavelength, was detected with the twenty foot radio telescope at the Hat Creek Observatory using techniques described earlier for the detection of the NH3 spectrum1.

Graphene Functionalization by O2, H2, and Ar Plasma Treatments for Improved NH3 Gas Sensing. ACS Applied Materials & Interfaces , 2024; 17 (1): 1992 DOI: 10.1021/acsami.4c17257 Cite This Page : ...

These modifications can make graphene more useful in gas sensors by favoring the adsorption of target gases, such as ammonia (NH 3). Gas sensing technologies play a vital role in our modern world ...

Gas sensing technologies play a vital role in our modern world, from ensuring our safety in homes and workplaces to monitoring environmental pollution and industrial processes. Traditional gas sensors ...