News tagged with metal ions

results timeline


Metal Deficit in Mouse Brain Plaques Guides Direction of Human Alzheimer's Disease Research

Metal Deficit in Mouse Brain Plaques Guides Direction of Human Alzheimer's Disease Research

Medicine & Health / Neuroscience

created Nov 04, 2009 | popularity 4.5 / 5 (2) | comments 0

(PhysOrg.com) -- Minuscule plaques in the brains of mice with Alzheimer's disease contain much less metal than the brains of affected humans, according to a study conducted at the NSLS. This surprising finding ...


Hybrid molecules show promise for exploring, treating Alzheimer's

Chemistry / Biochemistry

created Nov 04, 2009 | popularity 5 / 5 (2) | comments 0

One of the many mysteries of Alzheimer's disease is how protein-like snippets called amyloid-beta peptides, which clump together to form plaques in the brain, may cause cell death, leading to the disease's devastating symptoms ...


Improved redox flow batteries for electric cars

Improved redox flow batteries for electric cars

Technology / Energy

created Oct 13, 2009 | popularity 4.6 / 5 (20) | comments 14

A new type of redox flow battery presents a huge advantage for electric cars. If the rechargeable batteries are low, the discharged electrolyte fluid can simply be exchanged at the gas station for recharged ...


Bio-enabled, surface-mediated approach produces nanoparticle composites

Bio-enabled, surface-mediated approach produces nanoparticle composites

Nanotechnology / Nanomaterials

created Aug 19, 2009 | popularity 5 / 5 (1) | comments 1

Using thin films of silk as templates, researchers have incorporated inorganic nanoparticles that join with the silk to form strong and flexible composite structures that have unusual optical and mechanical ...


Newly found DNA catalysts cleave DNA with water molecule

Biology / Cell & Microbiology

created Aug 16, 2009 | popularity 4.5 / 5 (2) | comments 0

Better tools for manipulating DNA in the laboratory may soon be possible with newly discovered deoxyribozymes (catalytic DNA) capable of cleaving single-stranded DNA, researchers at the University of Illinois say.


Scientists advance facile synthesis of nanoparticles with multiple functions

Nanotechnology / Nanomaterials

created Jul 13, 2009 | popularity not rated yet | comments 0

Nanostructured materials have garnered great interest worldwide due to their unique size-dependent properties for chemical, electronic, structural, medical and consumer applications.


Power thrust for spider silk

Power thrust for spider silk

Physics / Condensed Matter

created Apr 24, 2009 | popularity 4 / 5 (11) | comments 2

(PhysOrg.com) -- Spiderman would definitely have an easier time of things with this spider silk - for example, if he had to stop a getaway car moving off at 100 kilometres per hour. A five-millimetre-thick ...


A supercharged metal-ion generator: Higher-quality coatings through 'runaway' self-sputtering

Physics / General Physics

created Jan 29, 2009 | popularity 4.7 / 5 (3) | comments 2

In the electronics industry, thin metal films are deposited on silicon wafers with a sputter gun, which uses energetic ions - atoms with a positive charge - to knock the metal atoms off a target. Scientists at the U.S. Department ...


Metal hazard from table wines

Medicine & Health / Health

created Oct 29, 2008 | popularity 4.3 / 5 (11) | comments 1

Potentially hazardous levels of metal ions are present in many commercially available wines. An analysis of reported levels of metals in wines from sixteen different countries, published in the open access Chemistry Central Jo ...