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

created Sep 02, 2009 | popularity 4.3 / 5 (29) | comments 6 feature

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

created Sep 28, 2010 | popularity 4.9 / 5 (17) | comments 2 | with audio podcast

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 ...

Nanotechnology / Nanophysics

created May 13, 2010 | popularity 4.8 / 5 (17) | comments 3 | with audio podcast weblog

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

created Dec 14, 2009 | popularity 5 / 5 (15) | comments 4 weblog

Chemist's discovery of new salt jumpstarts extended-life battery research for electric vehicles

A University of Rhode Island chemistry professor's discovery of a new salt has been received with enthusiasm by companies seeking to develop an advanced lithium ion battery for use in the next generation of hybrid and electric ...

Chemistry / Materials Science

created May 12, 2009 | popularity 4.1 / 5 (9) | comments 7

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 ...

Chemistry / Materials Science

created Jan 26, 2010 | popularity 4.5 / 5 (8) | comments 0 | with audio podcast

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

created Apr 11, 2012 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

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

created Oct 25, 2011 | popularity 4.5 / 5 (6) | comments 1 | with audio podcast

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 ...

Chemistry / Materials Science

created Sep 06, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

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 ...

Chemistry / Biochemistry

created Jan 10, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

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

created Jun 07, 2011 | popularity 4.8 / 5 (4) | comments 4 | with audio podcast

New research may lead to new ways to control honeybee parasite

(PhysOrg.com) -- Ground-breaking discoveries by Michigan State University researchers could help protect honeybees from deadly parasites that have devastated commercial colonies.

Chemistry / Biochemistry

created Dec 08, 2009 | popularity 4.5 / 5 (4) | comments 0

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

created Feb 13, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

Scientists closer to developing salt-tolerant crops

An international team of scientists has developed salt-tolerant plants using a new type of genetic modification (GM), bringing salt-tolerant cereal crops a step closer to reality.

Biology / Biotechnology

created Jul 07, 2009 | popularity 5 / 5 (3) | comments 0

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 ...

Chemistry / Other

created Feb 26, 2010 | popularity 5 / 5 (3) | comments 1 | with audio podcast