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News tagged with silver

Related topics: nanoparticles , gold

Electron hopping in graphene oxide leads to highly sensitive sensing

(Phys.org) -- Graphene has many promising applications on its own, but pairing the two-dimensional material with the semiconductor titanium dioxide (TiO2) extends its capabilities even further. A team of ...

Nanotechnology / Nanomaterials

created May 17, 2012 | popularity 5 / 5 (4) | comments 6 | with audio podcast report

Particle-free silver ink prints small, high-performance electronics

University of Illinois materials scientists have developed a new reactive silver ink for printing high-performance electronics on ubiquitous, low-cost materials such as flexible plastic, paper or fabric substrates.

Nanotechnology / Nanomaterials

created Jan 13, 2012 | popularity 5 / 5 (11) | comments 2 | with audio podcast

Researchers create rollerball-pen ink to draw circuits

(PhysOrg.com) -- Two professors from the University of Illinois; one specializing in materials science, the other in electrical engineering, have combined their talents to take the idea of printing circuits ...

Nanotechnology / Nanomaterials

created Jun 28, 2011 | popularity 4.8 / 5 (15) | comments 9 | with audio podcast report

Metamaterials may advance with new femtosecond laser technique

Researchers in applied physics have cleared an important hurdle in the development of advanced materials, called metamaterials, that bend light in unusual ways.

Nanotechnology / Nanophysics

created Mar 08, 2012 | popularity 4.2 / 5 (5) | comments 4 | with audio podcast

Scientists evaluate different antimicrobial metals for use in water filters

Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown ...

Nanotechnology / Bio & Medicine

created May 24, 2012 | popularity 4 / 5 (1) | comments 1

On the road to plasmonics with silver polyhedral nanocrystals

The question of how many polyhedral nanocrystals of silver can be packed into millimeter-sized supercrystals may not be burning on many lips but the answer holds importance for one of today's hottest new high-tech ...

Nanotechnology / Nanomaterials

created Nov 22, 2011 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Silver-diamond composite offers cooling capabilities for electronics

(PhysOrg.com) -- Researchers at the Georgia Tech Research Institute (GTRI) are developing a solid composite material to help cool small, powerful microelectronics used in defense systems. The material, composed ...

Chemistry / Materials Science

created Mar 01, 2011 | popularity 4.8 / 5 (6) | comments 1 | with audio podcast

Silver nanoparticles may one day be key to devices that keep hearts beating strong and steady

Diamonds and gold may make some hearts flutter on Valentine's Day, but in a University at Buffalo laboratory, silver nanoparticles are being designed to do just the opposite.

Nanotechnology / Nanomaterials

created Feb 10, 2010 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Silver tells a volatile story of Earth's origin: Water was present during its birth

Tiny variations in the isotopic composition of silver in meteorites and Earth rocks are helping scientists put together a timetable of how our planet was assembled beginning 4.568 billion years ago. The new ...

Space & Earth / Earth Sciences

created May 13, 2010 | popularity 4.1 / 5 (19) | comments 5 | with audio podcast

Inequality, 'silver spoon' effect found in ancient societies

The so-called "silver spoon" effect -- in which wealth is passed down from one generation to another -- is well established in some of the world's most ancient economies, according to an international study coordinated by ...

Other Sciences / Social Sciences

created Oct 29, 2009 | popularity 3.8 / 5 (18) | comments 22

Sunlight shines on clean energy future: Simple inorganic semiconductor - silver orthophosphate - used to oxidize water

(PhysOrg.com) -- The production of clean energy and the treatment of waste water are set to become easier thanks to Australian National University researchers.

Chemistry / Materials Science

created Jun 08, 2010 | popularity 4.4 / 5 (16) | comments 5 | with audio podcast

Rare form of silver observed during routine calibration

What started out as an ordinary instrument calibration task using silver turned into research gold for scientists at Pacific Northwest National Laboratory. Contradicting nearly 40 years of measurement history, ...

Physics / Condensed Matter

created Dec 20, 2010 | popularity 4.9 / 5 (9) | comments 1 | with audio podcast

New treatments could reduce odors in cotton fabric

Socks, T-shirts and other garments could become less hospitable to odor-causing bacteria, thanks to new antimicrobial treatments being investigated by U.S. Department of Agriculture (USDA) scientists in New ...

Nanotechnology / Bio & Medicine

created May 11, 2012 | popularity 5 / 5 (1) | comments 0

Silver nanoparticles trap mercury

(PhysOrg.com) -- Anyone who thinks amalgams are limited to tooth fillings is missing something: Amalgams, which are alloys of mercury and other metals, have been used for over 2500 years in the production ...

Nanotechnology / Nanomaterials

created Feb 16, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

New measuring techniques can improve efficiency, safety of nanoparticles

Using high-precision microscopy and X-ray scattering techniques, University of Oregon researchers have gained eye-opening insights into the process of applying green chemistry to nanotechnology that results in high yields, ...

Nanotechnology / Bio & Medicine

created Feb 28, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast