(Phys.org) —In the wake of the sobering news that atmospheric carbon dioxide is now at its highest level in at least three million years, an important advance in the race to develop carbon-neutral renewable energy sources ...
Nanophysics
May 16, 2013
9
0
Researchers have layered different mineral forms of titanium oxide on top of one another to improve perovskite-type solar cell efficiency by one-sixth. The titanium oxide layer was better able to transport electrons from ...
Nanomaterials
Mar 1, 2019
0
20
(Phys.org)—Using the power of the sun and ultrathin films of iron oxide (commonly known as rust), Technion-Israel Institute of Technology researchers have found a novel way to split water molecules into hydrogen and oxygen. ...
Materials Science
Nov 13, 2012
29
0
Carbon nanotubes (CNTs) are valuable for a wide variety of applications. Made of graphene sheets rolled into tubes 10,000 times smaller than a human hair, CNTs have an exceptional strength-to-mass ratio and excellent thermal ...
Nanomaterials
Nov 12, 2019
0
481
(PhysOrg.com) -- The widespread idea that Mars is red due to rocks being rusted by the water that once flooded the red planet may be wrong. Recent laboratory studies show that the red dust may be formed by ongoing grinding ...
Space Exploration
Sep 18, 2009
2
0
Not all nanopores are created equal. For starters, their diameters vary between 1 and 10 nanometers (nm).
Nanomaterials
Sep 27, 2019
0
388
Like a pea going through a straw, tiny molecules can pass through microscopic cylinders known as nanotubes. This could potentially be used to select molecules according to size—for example, to purify water by allowing water ...
Nanophysics
Sep 12, 2013
0
0
The Atlantic Meridional Overturning Circulation (AMOC) is a system of ocean currents that transports warm, salty water from the tropics to the northern Atlantic. As the water cools, it becomes denser and sinks, in a process ...
Earth Sciences
Jan 11, 2022
0
4
Coating a lattice of tiny wires called Nanonets with iron oxide – known more commonly as rust – creates an economical and efficient platform for the process of water splitting, an emerging clean fuel science that ...
Nanomaterials
Feb 9, 2011
2
0
According to the United Nations, about one-fifth of the world's population lives in areas where water is scarce. Therefore, technologies to produce clean water from undrinkable sources, such as seawater, river or lake water, ...
Nanomaterials
Jul 8, 2020
0
606
