The harder you pull, the quicker it goes. At least, that used to be the rule in mechanochemistry, a method that researchers apply to set chemical reactions in motion by means of mechanical forces. However, as chemists led ...
Materials Science
Jun 17, 2013
0
0
(Phys.org) —Ammonia must overcome an energy barrier to join sulfuric acid and water to create clusters that can lead to cloud formation, according to scientists at Pacific Northwest National Laboratory and the University ...
Materials Science
May 24, 2013
0
0
Plants are able to protect themselves from most bacteria, but some bacteria are able to breach their defences. In research to be published in Science on Friday, scientists have identified the genes used by some strains of ...
Biotechnology
Mar 3, 2011
0
0
(PhysOrg.com) -- A team of international researchers is the first to uncover the chemical composition and structure of a microelectronics element that is vital to producing ever smaller - and, thus, cheaper and faster - devices.
Condensed Matter
Oct 5, 2009
0
0
Carbon-based catalysts have garnered extensive attention over the past decades as an economical alternative to noble metal catalysts for renewable energy systems.
Nanomaterials
Jan 30, 2023
0
16
Several plants and animals have evolved surfaces with long-term (i.e., days to months) air-retainability to prevent wetting and submersion. One example is Salvinia, a plant floating on water. The secret "how do they maintain ...
Plants & Animals
Sep 15, 2021
0
17
Medical products such as blood bags and tubing are often made from soft PVC, a plastic that contains phthalate plasticizers, which are suspected to be harmful to human health. These substances are not chemically bound to ...
Materials Science
Dec 1, 2020
0
8
The Peptides and Proteins lab at the Institute for Research in Biomedicine (IRB Barcelona) has published a paper in Chemical Communications describing the use of a peptide derived from chlorotoxin, found in scorpion venom ...
Biochemistry
Nov 15, 2018
0
9
When a chemical alarm cue is released into one of two flumes, the normal response for a fish is to swim down the flume without the chemical. But when the water is more acidic, some fish do not behave normally: instead they ...
Ecology
Dec 20, 2017
0
13
Of all the fishy predators in the Great Lakes, few are more destructive than the sea lamprey. There's something of a horror movie in their approach: jawless, they attach to prey such as salmon, whitefish or trout with a sucker ...
Ecology
Feb 21, 2017
0
11
