News tagged with surface structure

Synthetic nano-waste does not disappear

(Phys.org) -- Tiny particles of cerium oxide do not burn or change in the heat of a waste incineration plant. They remain intact on combustion residues or in the incineration system, as a new study by Swiss ...

Nanotechnology / Bio & Medicine

created May 25, 2012 | popularity 5 / 5 (3) | comments 2 | with audio podcast

USDA irrigation research: Good to the last drop

U.S. Department of Agriculture (USDA) scientists are ensuring that farmers in the Pacific Northwest are benefiting from every drop of crop irrigation water.

Space & Earth / Environment

created May 23, 2012 | popularity 4 / 5 (1) | comments 0

Making microscopic machines using metallic glass

Researchers in Ireland have developed a new technology using materials called bulk metallic glasses to produce high-precision molds for making tiny plastic components. The components, with detailed microscopically patterned ...

Chemistry / Materials Science

created May 22, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Dawn spacecraft reveals secrets of giant asteroid Vesta

(Phys.org) -- Findings from NASA's Dawn spacecraft reveal new details about the giant asteroid Vesta, including its varied surface composition, sharp temperature changes and clues to its internal structure. ...

Space & Earth / Space Exploration

created Apr 26, 2012 | popularity 4.4 / 5 (7) | comments 4 | with audio podcast

Ageing wooden power poles increase risk of fires

Research at RMIT University has proven conclusively that wooden poles used for electricity distribution deteriorate with age and that their electrical performance worsens over time.

Technology / Other

created Mar 13, 2012 | popularity 4.5 / 5 (2) | comments 0

In Japan, seismic waves slower after rain, large earthquakes

An earthquake is first detected by the abrupt side-to-side jolt of a passing primary wave. Lagging only slightly behind are shear waves, which radiate out from the earthquake's epicenter and are seen at the surface as a rolling ...

Space & Earth / Earth Sciences

created Mar 05, 2012 | popularity not rated yet | comments 0

Shedding light on how body fends off bacteria

To invade organisms such as humans, bacteria make use of a protein called flagellin, part of a tail-like appendage that helps the bacteria move about. Now, for the first time, a team led by scientists at The ...

Biology / Cell & Microbiology

created Feb 16, 2012 | popularity 4 / 5 (2) | comments 0 | with audio podcast

Flaky graphene makes reliable chemical sensors

Scientists from the University of Illinois at Urbana-Champaign and the company Dioxide Materials have demonstrated that randomly stacked graphene flakes can make an effective chemical sensor.

Nanotechnology / Nanomaterials

created Jan 17, 2012 | popularity not rated yet | comments 0

Success in synthesis of new high performance functional material mesoporous prussian blue

The National Institute for Materials Science in Japan succeeded in fabricating mesoporous Prussian blue, in which an extremely large number of nanosized pores (mesoporous) are formed in the crystal structure of the material.

Chemistry / Materials Science

created Jan 05, 2012 | popularity 4 / 5 (1) | comments 0

Trapping butterfly wings' qualities

Butterflies have inspired humans since the time of ancient Egypt, but now they're also inspiring researchers to look toward nature to help create the next generation of waterproof materials for electronics ...

Chemistry / Materials Science

created Jan 04, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

How to build doughnuts with Lego blocks

Scientists have uncovered how nature minimises energy costs in rings of liquids with an internal nanostructure made of two chemically discordant polymers joined with strong bonds, or di-blocks, deposited on ...

Nanotechnology / Nanophysics

created Dec 21, 2011 | popularity 5 / 5 (1) | comments 0

On the edge of friction

(PhysOrg.com) -- The problem exists on both a large and a small scale, and it even bothered the ancient Egyptians. However, although physicists have long had a good understanding of friction in things like ...

Physics / Condensed Matter

created Dec 20, 2011 | popularity 4.7 / 5 (6) | comments 3 | with audio podcast

The art of stabilizing entangled spaghetti-like materials

Gene therapy can only be effective if delivered by a stable complex molecule. Now, scientists have determined the conditions that would stabilise complex molecular structures that are subject to inherent attractions and repulsions ...

Physics / Condensed Matter

created Nov 28, 2011 | popularity 1 / 5 (1) | comments 0

Researchers suspend, image single DNA molecules

(PhysOrg.com) -- Studying chemical modifications in the chromosomes of cells is akin to searching for changes in coiled spaghetti. Scientists at Cornell have figured out how to stretch out tangled strands ...

Chemistry / Analytical Chemistry

created Oct 31, 2011 | popularity 4.5 / 5 (10) | comments 0 | with audio podcast

Nanoparticle imaging: A resonant improvement

Raman spectroscopy is a powerful technique for analyzing atomic structure based on the inelastic scatter of light from molecules, with diverse applications including medical imaging and chemical sensing. Researchers ...

Nanotechnology / Bio & Medicine

created Oct 28, 2011 | popularity 5 / 5 (1) | comments 0