News tagged with sodium ions
Renewable Energy Made by Mixing Salt and Fresh Water
(PhysOrg.com) -- When a river flows into the sea, the location is more than just a haven for water commerce. The mixing of fresh and salt water that occurs at an estuary also dissipates energy, as the different ...
Technology / Energy & Green Tech
Sep 02, 2009 |
4.3 / 5 (29) |
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The heat is on for sodium-manganese oxide rechargeable batteries
(PhysOrg.com) -- By adding the right amount of heat, researchers have developed a method that improves the electrical capacity and recharging lifetime of sodium ion rechargeable batteries, which could be a ...
Nanotechnology / Nanomaterials
Jun 07, 2011 |
4.8 / 5 (4) |
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Nanotube transistor controlled by ATP could improve man-machine communication
Scientists have built a hybrid bionanoelectronic transistor that can be powered by ATP, or adenosine triphosphate, the energy currency in living cells. The researchers, Aleksandr Noy and colleagues from Lawrence Livermore ...
May 13, 2010 |
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New material traps radioactive ions using 'Venus flytrap' method
(PhysOrg.com) -- Like a Venus flytrap, a newly discovered chemical material is a picky eater -- it won't snap its jaws shut for just anything. Instead of flies, however, its favorite food is radioactive nuclear ...
Feb 26, 2010 |
5 / 5 (3) |
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A Venus flytrap for nuclear waste
Not every object is food to a Venus flytrap. Like the carnivorous plant, a new material developed at Northwestern University permanently traps only its desired prey, the radioactive ion cesium, and not other harmless ions ...
Jan 26, 2010 |
4.5 / 5 (8) |
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Lithium to be extracted from geothermal waste
(PhysOrg.com) -- A technique developed by a Californian company, Simbol Mining, will enable the valuable mineral lithium, widely used in high-density batteries, to be reclaimed from the hot waste water produced ...
Technology / Energy & Green Tech
Dec 14, 2009 |
5 / 5 (15) |
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Scientists make nontoxic, bendable nanosheets
(Phys.org) -- Cornell materials scientists have developed an inexpensive, environmentally friendly way of synthesizing oxide crystal sheets, just nanometers thick, which have useful properties for electronics ...
Nanotechnology / Nanomaterials
Apr 11, 2012 |
4.6 / 5 (7) |
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New metal alloy electrode designed for plus-sized ions
(PhysOrg.com) -- Storing energy from wind farms and releasing that electricity on demand requires high-capacity, low-cost batteries; sodium-ion batteries could be part of the answer now, thanks to fundamental ...
Apr 04, 2012 |
5 / 5 (3) |
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Nanostructured electrodes for rechargeable sodium-Ion batteries
Highly efficient 3V cathodes for rechargeable sodium-ion batteries have been developed by users from Argonne National Laboratory's Materials Science, Chemical Sciences & Engineering, and X-ray Sciences Divisions, ...
Nanotechnology / Nanomaterials
Feb 13, 2012 |
4.5 / 5 (4) |
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Light now in sight: Control of a 'blind' neuroreceptor with an optical switch
When nerve cells communicate with one another, specialized receptor molecules on their surfaces play a central role in relaying signals between them. A collaborative venture involving teams of chemists based at Ludwig-Maximilians-Universitat ...
Jan 10, 2012 |
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Making sodium-ion batteries that are worth their salt
(PhysOrg.com) -- Although lithium-ion technology dominates headlines in battery research and development, a new element is making its presence known as a potentially powerful alternative: sodium.
Technology / Energy & Green Tech
Oct 25, 2011 |
4.5 / 5 (6) |
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New material shows promise for trapping pollutants
(PhysOrg.com) -- Water softening techniques are very effective for removing minerals such as calcium and magnesium, which occur as positively-charged ions in "hard" water. But many heavy metals and other inorganic ...
Sep 06, 2011 |
5 / 5 (4) |
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A common thread: No pain, no smell
(PhysOrg.com) -- In a recent study published in Nature by Jan Weiss and Frank Zufall of the University of Saarland, School of Medicine, a connection has been made between the inability to feel pain and anosmia - the inabil ...
Medicine & Health / Medical research
Mar 25, 2011 |
5 / 5 (2) |
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Cystic fibrosis gene typo is a double whammy
An imbalance of salt and water in patients with cystic fibrosis makes their lungs clog up with sticky mucus that is prone to infection. The cause of the offending imbalance is a well-known genetic error, one that blocks the ...
Nov 12, 2010 |
5 / 5 (1) |
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Sodium plays key role in tissue regeneration
Sodium gets a bad rap for contributing to hypertension and cardiovascular disease. Now biologists at Tufts University's School of Arts and Sciences have discovered that sodium also plays a key role in initiating ...
Medicine & Health / Neuroscience
Sep 28, 2010 |
4.9 / 5 (17) |
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