Polycyclic aromatic hydrocarbons are pollutants which come from burning fossil fuels, fires, oil spillages, and other anthropogenic and natural sources. They are transported from continental land masses to the open ocean ...
Environment
May 16, 2016
1
50
With an abundance of carbon dioxide being produced worldwide, scientists and engineers are looking for inexpensive ways to turn it into something useful, such as hydrocarbon fuels.
Materials Science
Apr 7, 2015
11
57
(Phys.org) —In adding steam to benzene, C6H6, to generate hydrogen, the step that determines the reaction's speed is not the benzene's absorption onto the catalyst, but rather the first benzene bond that breaks, according ...
Materials Science
Jun 19, 2013
0
0
(PhysOrg.com) -- Researchers with the DOE's Lawrence Berkeley National Laboratory have discovered a universal technique for stripping nanocrystals of tether-like molecules that until now have posed as obstacles for their ...
Nanomaterials
Dec 9, 2011
0
0
Hydrogen gas is an almost infinitely inexhaustible fuel source that emits only clean water during combustion. Switching from hydrocarbon-based transportation to systems powered by state-of-the-art fuel cells therefore seems ...
Materials Science
Dec 2, 2011
12
0
(PhysOrg.com) -- The ability to manipulate light and fluids on a single chip, broadly called "optofluidics," has led to such technologies as liquid-crystal displays and liquid-filled optical fibers for fast data transfer. ...
Optics & Photonics
Sep 13, 2011
1
0
(PhysOrg.com) -- Three dimensions are not necessarily better than two. Not where ceria is concerned, in any case. Ceria is an important catalyst. Because of its outstanding ability to store oxygen and release it, ceria is ...
Materials Science
Apr 27, 2011
0
0
(PhysOrg.com) -- Researchers in America have shown that ozone -- a known pollutant at low levels in the earth's atmosphere, causing harmful effects on the respiratory system and sensitive plants -- can be reduced, on average, ...
Energy & Green Tech
Apr 19, 2011
4
0
Inexpensive hydrogen for automotive or jet fuel may be possible by mimicking photosynthesis, according to a Penn State materials chemist, but a number of problems need to be solved first.
Materials Science
Feb 19, 2011
0
0
(PhysOrg.com) -- Engine experts and biofuels researchers at Sandia National Laboratories are working on a project that aims to modify an endophytic fungus so that it will produce fuel-type hydrocarbons for transportation ...
Energy & Green Tech
Jan 19, 2011
0
0
