News tagged with metal electrode

Graphene earns its stripes: New nanoscale electronic state discovered on graphene sheets

Researchers from the London Centre for Nanotechnology (LCN) have discovered electronic stripes, called 'charge density waves', on the surface of the graphene sheets that make up a graphitic superconductor. ...

Nanotechnology / Nanomaterials

created Nov 29, 2011 | popularity 5 / 5 (8) | comments 5 | with audio podcast

Creating desirable materials requires salt, but not space

(PhysOrg.com) -- When synthesizing specialized materials for energy-packed batteries, the problem is the template. The pattern for self-assembling the highly desired nanometer-sized spheres falls apart, producing ...

Nanotechnology / Nanophysics

created Sep 27, 2011 | popularity 4 / 5 (1) | comments 1 | with audio podcast

Collecting the sun's energy: Novel electrode for flexible thin-film solar cells

Conventional silicon-based rigid solar cells generally found on the market are not suitable for manufacturing moldable thin-film solar cells, in which a transparent, flexible and electrically conductive electrode collects ...

Nanotechnology / Nanomaterials

created Apr 19, 2011 | popularity 3.5 / 5 (2) | comments 0

A step toward lighter batteries: Metal catalysts play important role in improving efficiency

A team of researchers at MIT has made significant progress on a technology that could lead to batteries with up to three times the energy density of any battery that currently exists.

Physics / Condensed Matter

created Apr 02, 2010 | popularity 4.6 / 5 (14) | comments 3 | with audio podcast

Panasonic Starts Mass-Production of High-Capacity 3.1 Ah Lithium-ion Battery

Panasonic Corporation developed a 18650-type high-capacity 3.1 Ah lithium-ion battery and began mass production of the battery this December. The new 3.1 Ah battery has a nickel positive electrode and an energy density of ...

Technology / Energy & Green Tech

created Dec 18, 2009 | popularity 2 / 5 (3) | comments 3

New Bacterial Behavior Discovered

(PhysOrg.com) -- Bacteria dance the electric slide, officially named electrokinesis by the USC geobiologists who discovered the phenomenon.

Biology / Cell & Microbiology

created Dec 15, 2009 | popularity 4.4 / 5 (7) | comments 1

Scientists build 'single-atom transistor'

(PhysOrg.com) -- Researchers from Helsinki University of Technology (Finland), University of New South Wales (Australia), and University of Melbourne (Australia) have succeeded in building a working transistor, ...

Nanotechnology / Nanophysics

created Dec 06, 2009 | popularity 4.9 / 5 (38) | comments 3

Improved redox flow batteries for electric cars

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 ...

Technology / Energy & Green Tech

created Oct 13, 2009 | popularity 4.6 / 5 (22) | comments 14

A step toward better brain implants using conducting polymer nanotubes

ANN ARBOR, Mich.---Brain implants that can more clearly record signals from surrounding neurons in rats have been created at the University of Michigan. The findings could eventually lead to more effective ...

Nanotechnology / Nanomaterials

created Sep 29, 2009 | popularity 5 / 5 (9) | comments 1

A better test to detect DNA for diagnosing diease, investigating crimes

Researchers in Singapore are reporting development of a new electronic sensor that shows promise as a faster, less expensive, and more practical alternative than tests now used to detect DNA. Such tests are ...

Chemistry / Biochemistry

created Aug 26, 2009 | popularity 5 / 5 (3) | comments 1

Light instead of current: Activation of neurons with light by means of semiconductor photoelectrodes

(PhysOrg.com) -- Understanding the mechanisms by which the brain functions is one of the most complex challenges in science. One important aspect is the electrical conduction of stimuli in nerve cells. In order to study neuronal ...

Chemistry / Biochemistry

created Feb 20, 2009 | popularity 4.6 / 5 (5) | comments 0