Puffy white exhaust contrails stream from the engines of NASA's DC-8 flying laboratory in this image taken from an HU-25 Falcon flying about 300 feet behind.
Energy & Green Tech
Mar 12, 2013
1
0
It is exactly 20 years since experts from Empa and VERT published the first test results on diesel particle filters. Today, more than 300 million vehicles worldwide are fitted with such filters. However, a VERT conference ...
Energy & Green Tech
Apr 10, 2018
0
18
The savory aromas of roasting hot dogs and chicken kebabs wafted out of metal and glass vacuum tubes heated by mirrors curved to capture the sun's heat.
Energy & Green Tech
Aug 7, 2018
0
11
Near-surface air pollution is a serious health hazard estimated to cause millions of deaths annually. Soot, emitted for instance from coal burning or from motor vehicles, is one such pollutant.
Environment
Jun 28, 2023
0
1
In most situations, breaking things apart isn't the best way to solve a problem. However, sometimes the opposite is true if you're trying to characterize complex chemical compounds. That's what Sandia National Laboratories ...
Analytical Chemistry
Feb 7, 2019
0
6
Running diesel engines and gas turbines at high pressure to boost power output and efficiency is harmful for the environment. Burning fuel at high pressure can significantly change the soot particles that are produced, William ...
Engineering
Nov 14, 2018
0
8
Researchers at Pacific Northwest National Laboratory, working at the Joint Global Change Research Institute in Maryland, assessed the options and challenges of reducing soot emissions-also known as black carbon-from diesel ...
Environment
Jan 14, 2016
1
5
