(Phys.org)—Catalysts are substances that speed up the rates of chemical reactions without themselves being chemically changed. Industrial catalysts come in two main types - heterogeneous, in which the catalyst ...
Oct 10, 2012
not rated yet
0
|
Organic aerosol (OA) is a crucial component of atmospheric fine particles. To achieve a better understanding of the sources of OA is very significant for air pollution control. In the 2012, Vol 57(7) of Chinese Sc ...
Mar 05, 2012
not rated yet
0
(PhysOrg.com) -- Woods Hole Oceanographic Institution (WHOI) scientists have found that carbon is stored in the soils and sediments of the Ganges-Brahmaputra basin for a surprisingly long time, making it likely ...
Nov 09, 2011
4 / 5 (6)
7
|
Similar to humans, the bacteria and tiny plants living in the ocean need iron for energy and growth. But their situation is quite different from ours--for one, they can't turn to natural iron sources like ...
May 09, 2011
5 / 5 (8)
1
|
Studies led by Stony Brook University professor of chemistry Peter J. Tonge indicate that modifications that enhance the time a drug remains bound to its target, or residence time, may lead to better diagnostic and therapeutic ...
Apr 25, 2010
4 / 5 (1)
0
