News & Media

110 results found
Filtered by Catalysis, Fossil Energy, Radiological & Nuclear Detection, Secure & Adaptive Systems, and Waste Processing
AUGUST 20, 2019
Web Feature

Getting Clear about Clean Air

Nitrogen oxides, also known as NOx, form when fossil fuels burn at high temperatures. When emitted from industrial sources such as coal power plants, these pollutants react with other compounds to produce harmful smog.
JUNE 7, 2019
Web Feature

A Promising Trap for Radioactive Waste

A radioactive chemical called pertechnetate is a bad actor when it’s in nuclear waste tanks. But researchers at PNNL and the University of South Florida have a new lead on how to selectively separate it from the nuclear waste for treatment.
MAY 1, 2019
Web Feature

Modeling Nanomaterials on Modern Earth

A study co-led by PNNL and reviewed in Science investigates how nanomaterials—both ancient and modern—cycle through the Earth’s air, water, and land, and calls for a better understanding of how they affect the environment and human health.
MARCH 28, 2019
Web Feature

Culprit Nabbed in the Death of a Catalyst

Several years ago, a relatively new catalyst for vehicle emission control began showing failure. A team at PNNL found that this seemingly suicidal catalyst wasn’t actually self-destructing but was the victim of an external assailant.
MARCH 5, 2019
Web Feature

Radioactive Waste Within Reach

Installing new access holes (up to 6 feet in diameter) could reduce the overall time and cost to retrieve waste from Hanford's underground storage tanks, according to a structural analysis of the tank domes by PNNL and Becht Engineering.