Researchers from Guangxi University, China have developed a new gas sensor that detects ammonia with a record speed of 1.4 ...

Ammonia (NH3)—the second-most-produced chemical globally—has proven to be highly important in furthering human civilization over the centuries, both in terms of technological capabilities and ...

Imagine walking into your kitchen and instantly knowing if the fish you bought yesterday is still fresh—or entering an industrial site with sensors that immediately alert you to hazardous gas leaks.

Three cheap hygroscopic salt solutions on carbon nanotube sensors distinguish nine toxic gases, including warfare agents, without engineered receptor molecules.

Ethanol is widely used in industrial processing, food production, medical diagnostics, and transportation, but its volatility and potential health risks demand reliable monitoring at low ...