Hydrogen fuel cells hold a lot of promise as sustainable and eco-friendly energy sources to power transportation by land, air and sea. But traditional catalysts used to drive chemical reactions in hydrogen fuel cells are ...
Materials Science
Jul 25, 2022
1
1201
Volatile organic compounds can be found in the air—everywhere. A wide range of sources, including from plants, cooking fuels and household cleaners, emit these compounds directly. They also can be formed in the atmosphere ...
Materials Science
Feb 11, 2019
0
15
Fuel combustion chemist Mani Sarathy began his research career as an environmental engineer studying the environmental impact of pollution. But before long, Sarathy realized that the most effective way to mitigate environmental ...
Energy & Green Tech
Jan 15, 2018
0
11
A billionth of a second: That's how quickly some of the most critical chemical reactions of combustion occur.
Energy & Green Tech
Mar 7, 2016
0
35
Mix together air, fuel, and heat and you get combustion, the chemical reaction that powers most engines in planes, trains and automobiles. And if you throw in some ionized gas (plasma), it turns out, you can sustain combustion ...
Plasma Physics
Nov 26, 2013
2
1
DARPA theorized that by using physics techniques rather than combustion chemistry, it might be possible to manipulate and extinguish flames. To achieve this, new research was required to understand and quantify the interaction ...
Engineering
Jul 12, 2012
1
0
(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry the element north ...
Earth Sciences
May 21, 2012
0
0
Replacing gasoline and diesel with plant-based bio fuels is crucial to curb climate change. But there are several ways to transform crops to fuel, and some of the methods result in bio fuels that are harmful to health as ...
Materials Science
Jul 30, 2011
4
0
A collaborative, six-year study of carbon dioxide (CO2) levels in Beijing and surrounding provinces suggests that combustion efficiency, a component of overall energy efficiency, is improving in the region.
Environment
Oct 8, 2010
1
0
Understanding the key elements of biofuel combustion is an important step toward insightful selection of next-generation alternative fuels.
Other
May 12, 2010
5
0
