Researchers make carbon nanotubes without metal catalyst
(PhysOrg.com) -- Carbon nanotubes — tiny, rolled-up tubes of graphite — promise to add speed to electronic circuits and strength to materials like carbon composites, used in airplanes and racecars. A...
View ArticleResearch gives new perspective on periodic table
Transforming lead into gold is an impossible feat, but a similar type of "alchemy" is not only possible, but cost-effective too. Three Penn State researchers have shown that certain combinations of...
View ArticleStars shrouded in glittering zirconium light up the sky
Its been said that the Universe isnt stranger than you can imagine, its stranger than you cant imagine. Nowhere is this more true than the study of stars. Recently, a team of scientists from the...
View ArticleA new catalyst for ethanol made from biomass
Researchers in the Pacific Northwest have developed a new catalyst material that could replace chemicals currently derived from petroleum and be the basis for more environmentally friendly products...
View ArticleFinding that nitrogen can combine with oxygen in zirconia to form NO may lead...
The understanding of oxidation and corrosion processes is essential for a wide range of applications, particularly those related to the nuclear industry. Zhi Gen Yu at the A*STAR Institute of High...
View ArticleResearchers strain to improve electrical material and it's worth it
Like turning coal to diamond, adding pressure to an electrical material enhances its properties. Now, University of Illinois at Urbana-Champaign researchers have devised a method of making...
View ArticleNew technique creates stronger, lightweight magnesium alloys
Researchers from North Carolina State University have developed a new technique for creating stronger, lightweight magnesium alloys that have potential structural applications in the automobile and...
View ArticleMetallic glass: How nanoscale islands react under strain
Quick-cooling molten atoms give metal alloys a glassy, or random, atomic structure that generates higher elasticity and better wear- and corrosion-resistance than their crystalline alloy counterparts....
View ArticleGeologic study suggests Earth's tectonic activity peaked 1.1 billion years ago
(Phys.org) —A pair of Australian researchers studying rock samples has found evidence to suggest that the Earth's tectonic plate activity peaked approximately 1.1 billion years ago. In their paper...
View ArticlePolysilane rings: Selective cyclopolymerization using transition metals
Polysilanes, composed of the Si–Si linkage, exhibit unique electronic and optical properties that result from the extensive delocalization of σ-electrons along the polymer backbones.
View ArticleNew technique allows closer study of how radiation damages materials
A team of researchers led by North Carolina State University has developed a technique that provides real-time images of how magnesium changes at the atomic scale when exposed to radiation. The...
View ArticleSurface properties command attention
Whether working on preventing corrosion for undersea oil fields and nuclear power plants, or for producing electricity from fuel cells or oxygen from electrolyzers for travel to Mars, associate...
View ArticleKeeping hydrogen from cracking metals
Metal alloys such as steel and zirconium that are used in pipes for nuclear reactors and oil fields naturally acquire a protective oxide or sulfide layer. But hydrogen penetration can lead to their...
View ArticleZirconium-based metal-organic framework rapidly and efficiently degrades...
Despite extensive research efforts, there is still a lack of materials that can render chemical warfare agents harmless quickly and efficiently. In the journal Angewandte Chemie, American scientists...
View ArticleResearchers find plastic deformation develops differently in titanium and...
Despite the many similarities between titanium and zirconium, researchers at CEA, CNRS and Université Claude Bernard Lyon 1 have demonstrated that plastic deformation develops differently in these two...
View ArticleChiral magnetic effect generates quantum current
Scientists at the U.S Department of Energy's (DOE) Brookhaven National Laboratory and Stony Brook University have discovered a new way to generate very low-resistance electric current in a new class of...
View ArticleNew approach to preventing embrittlement could be useful in nuclear reactors
High-tech metal alloys are widely used in important materials such as the cladding that protects the fuel inside a nuclear reactor. But even the best alloys degrade over time, victims of a reactor's...
View ArticleCool under pressure: Superconductivity in 3D Dirac semimetal zirconium...
(Phys.org)—Due to their electronic and magnetic properties and their association with crystalline and electronic structures under extreme conditions, three-dimensional (3D) Dirac semimetals – that is,...
View ArticleCoatings for nuclear fuel to prevent explosions in reactors
Physicists from Tomsk Polytechnic University are creating protective titanium nitride-based coatings for shells of fuel elements (fuel rods) of nuclear reactors. Such shells can significantly reduce...
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