Gas sensors play a crucial role in personal safety ... structural and chemical defects that enhance the detection of ammonia (NH 3), a toxic gas. The functionalized graphene sheets demonstrated ...

Traditional gas sensors, while effective ... by plasma with different gases can lead to enhanced sensitivity for ammonia (NH ...

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).

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 sensors are essential for personal safety and ... creating structural and chemical defects that enhance ammonia detection. These functionalized graphene sheets exhibited superior sensing ...