News tagged with iron ion
A systematic way to find battery materials
Lithium-ion batteries have become a leading energy source for everything from smartphones and laptops to power tools and electric cars, and researchers around the world are actively seeking ways to nudge their performance ...
Aug 12, 2011 |
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Sony to ship new 1.2kWh energy storage modules
Starting in the end of April 2011, Sony will begin volume shipments of energy storage modules that use rechargeable lithium-ion batteries made with olivine-type lithium-ion iron phosphate as the cathode material ...
Technology / Energy & Green Tech
Apr 18, 2011 |
4 / 5 (2) |
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Molten Proteins: Surface-modified liquid protein with liquid-crystalline properties
(PhysOrg.com) -- Proteins are solids. When heated they do not melt; instead, they decompose or sublime directly to the gas phase at low pressures. They cannot be converted into a liquid form unless they are dissolved in a ...
Aug 17, 2009 |
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Virus battery could power cars, electronic devices
For the first time, MIT researchers have shown they can genetically engineer viruses to build both the positively and negatively charged ends of a lithium-ion battery.
Nanotechnology / Nanomaterials
Apr 02, 2009 |
4.6 / 5 (9) |
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Search results for iron ion
'Unzipped' carbon nanotubes could help energize fuel cells, batteries
Multi-walled carbon nanotubes riddled with defects and impurities on the outside could replace some of the expensive platinum catalysts used in fuel cells and metal-air batteries, according to scientists at ...
Nanotechnology / Nanomaterials
May 27, 2012 |
4.4 / 5 (7) |
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An unlikely route to ferroelectricity
(Phys.org) -- Ferroelectricity, which was first observed in the 1940s, is an interesting phenomenon involving the spontaneous (non-induced) formation of charge polarization (separation of charge) in certain ...
May 18, 2012 |
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In hydrogenation and hydrogenolysis chemical reactions, water adds speed without heat
(Phys.org) -- An international team of researchers has discovered how adding trace amounts of water can tremendously speed up chemical reactions—such as hydrogenation and hydrogenolysis—in which ...
May 17, 2012 |
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Oxygen-separation membranes could aid in CO2 reduction
It may seem counterintuitive, but one way to reduce carbon dioxide emissions to the atmosphere may be to produce pure carbon dioxide in powerplants that burn fossil fuels. In this way, greenhouse gases — once isolated ...
May 15, 2012 |
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Sulphur and iron compounds common in old shipwrecks
Sulphur and iron compounds have now been found in shipwrecks both in the Baltic and off the west coast of Sweden. The group behind the results, presented in the Journal of Archaeological Science, includes scient ...
Other Sciences / Archaeology & Fossils
May 15, 2012 |
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You're beautiful, Vesta
When UCLA's Christopher T. Russell looks at the images of the protoplanet Vesta produced by NASA's Dawn mission, he talks about beauty as much as he talks about science.
Space & Earth / Space Exploration
May 10, 2012 |
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The first seconds in a building's life: X-ray diffraction studies of cement hydration on the millisecond scale
(Phys.org) -- No matter if it is a giant complex, a high-rise, or an underground project, modern architecture cannot get along without concrete. The component in concrete that holds the other components together ...
Chemistry / Analytical Chemistry
Apr 23, 2012 |
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Great Unconformity: Evidence for a geologic trigger of the Cambrian explosion
(Phys.org) -- The oceans teemed with life 600 million years ago, but the simple, soft-bodied creatures would have been hardly recognizable as the ancestors of nearly all animals on Earth today.
Space & Earth / Earth Sciences
Apr 18, 2012 |
4.8 / 5 (19) |
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Biocompatible, waterproof, self-healing, and reversible: A new adhesive for medical applications?
(Phys.org) -- Mussels are true masters of adhesion. They bond solidly under water to nearly any type of surface. Researchers from Mainz have been inspired by mussel adhesive proteins to add another exciting ...
Apr 13, 2012 |
4.3 / 5 (4) |
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How plants absorb the perfect quantity of minerals
In order to survive, plants should take up neither too many nor too few minerals from the soil. New insights into how they operate this critical balance have now been published by biologists at the Ruhr-Universität ...
Apr 12, 2012 |
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List of search results for iron ion
