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When an infectious airborne illness strikes, some hospitals use negative pressure rooms to isolate and treat patients. These rooms use ventilation controls to keep germ-filled air contained rather than letting it circulate throughout the hospital. But, in the event of an epidemic, these rooms can quickly fill up. Now, a...

Researchers from the National Institute of Standards and Technology (NIST) and the 精品SM在线影片 have demonstrated a new mobile, ground-based system that could scan and map atmospheric gas plumes over kilometer distances. The system uses an eye-safe laser instrument to send light that 鈥渃ombs鈥� the air to a...

Because of testing inefficiencies, maintenance inadequacies and other factors, diesel cars, trucks and buses worldwide emit 4.6 million tons more harmful nitrogen oxide (NOx) than standards allow, according to a new study co-authored by 精品SM在线影片 mechanical engineering researchers. The study , published today in Nature , shows...

When David Pfotenhauer decided to pursue a PhD at 精品SM在线影片, he knew that he wanted to specialize in an application-based science that would allow him get out into communities and use his knowledge to address public issues.

A team of researchers led by the 精品SM在线影片 has secured a $1.3 million grant from the...

New air quality research is investigating a major, but often overlooked contributor to outdoor pollution and climate: burning of solid fuel for cooking and heating. Cookstove studies typically evaluate how they contribute to indoor air quality issues in houses where solid fuel is frequently used for cooking and heating. A...