Current Alloy News and Events | Page 14

Current Alloy News and Events, Alloy News Articles.
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New nanoscale engineering breakthrough points to hydrogen-powered vehicles
Researchers at the US Department of Energy's Argonne National Laboratory have developed an advanced concept in nanoscale catalyst engineering -- a combination of experiments and simulations that will bring polymer electrolyte membrane fuel cells for hydrogen-powered vehicles closer to massive commercialization. (2007-03-05)

A boost for hydrogen fuel cell research
The development of hydrogen fuel cells for vehicles, the ultimate green dream in transportation energy, is another step closer. Researchers with the US Department of Energy's Lawrence Berkeley National Laboratory and Argonne National Laboratory have identified a new variation of a familiar platinum-nickel alloy that is far and away the most active oxygen-reducing catalyst ever reported. (2007-01-25)

Study looks to bring the high properties of metallic glass materials to bulk production
Metallic glasses are a relatively new type of material with astounding properties that have lead to them being called the wonder materials of the future. (2007-01-17)

New techniques pave way for carbon nanotubes in electronic devices
Many of the vaunted applications of carbon nanotubes require the ability to attach these super-tiny cylinders to electrically conductive surfaces, but to date researchers have only been successful in creating high-resistance interfaces between nanotubes and substrates. Now a team from Rensselaer Polytechnic Institute reports two new techniques for placing carbon nanotube patterns on metal surfaces of just about any shape and size. (2006-11-06)

Alloy of hydrogen and oxygen made from water
Researchers have used X-rays to dissociate water at high pressure to form a solid mixture -- an alloy -- of molecular oxygen and molecular hydrogen. The work, by a multi-institutional team that includes Russell Hemley and Ho-kwang Mao of Carnegie's Geophysical Laboratory, appears in the October 27 issue of Science. (2006-10-26)

High-performance steel used in new bridge
The Illinois Department of Transportation has announced the completion of a new bridge in Lake County, Ill., constructed with a groundbreaking type of high-performance steel developed by engineering researchers at Northwestern University. The steel is strong, easy to fabricate and withstands the elements better than typical steel. (2006-08-30)

Nanotechnology being used to improve biocompatibility of human prosthetics and implants
As populations of the world age the current trend is that people are not slowing down in their later years. The desire for increased activity among the elderly also means increased demands on medical researchers to come up with better ways to keep them active. (2006-08-02)

Superalloy joining for extreme applications using Transient Liquid Phase diffusion bonding
The high mechanical strength and corrosion resistant nature of oxide dispersion strengthened (ODS) superalloys puts them in demand for use in extreme applications such as turbine engines and heat exchangers. (2006-08-02)

Rust never sleeps: new SRM aids coated steel industry
NIST has developed a new reference material to aid quality control in the steel coatings industry. SRM 2426 is a 55 percent aluminum-zinc alloy certified by NIST not only for the aluminum and zinc content but also for silicon and iron, two important contaminants. The alloy is widely used as a tough, corrosion-resistant coating for sheet steel, particular in roofing. (2006-07-06)

Growing glowing nanowires to light up the nanoworld
Nanowires made of semiconductor materials are being used to make prototype lasers and light-emitting diodes to illuminate the nanoworld. NIST researchers are growing nanowires made of gallium nitride alloys that are between 30 and 500 nanometers in diameter and up to 12 micrometers long and that emit an intense glow in the ultraviolet or visible parts of the spectrum. (2006-05-25)

New 'metal sandwich' may break superconductor record, theory suggests
After an exhaustive data search for new compounds, researchers at Duke University's Pratt School of Engineering have discovered a theoretical (2006-05-08)

Scientists fashion semiconductors into flexible membranes
University of Wisconsin-Madison researchers have demonstrated a way to release thin membranes of semiconductors from a substrate and transfer them to new surfaces-an advance that could unite the properties of silicon and many other materials, including diamond, metal and even plastic. (2006-04-09)

Nanostructures in 3D
It is the world's first electron microscope for simultaneously and automatically investigating in three-dimensions the phase content, crystallographic texture, and crystal interfaces of materials -- co-designed and put into service at the Department of Microstructure Physics and Metal Forming at the Max Planck Institute for Iron Research in Düsseldorf, Germany. (2006-02-23)

MIT thinks small to find safer metals
MIT researchers have devised a new method for shrinking the size of crystals to make safer metal alloys. The new materials could replace metal coatings such as chromium, which is dangerous for factory workers to produce. (2006-02-21)

UCLA engineering and Mattel Children's Hospital collaborate to develop children's heart valve
Children with congenital heart defects may soon have an alternative to invasive open heart surgery that will mean less time in the hospital, a quicker recovery and no need to break open the breastbone, thanks to a new collaboration between researchers at the UCLA Henry Samueli School of Engineering and Applied Science and pediatric cardiologists at Mattel Children's Hospital at UCLA. (2006-02-13)

Controlled corrosion
The corrosion of technically relevant alloys, like stainless steel, causes damage that amounts to about 3 percent of the global gross national product. Although this every-day phenomenon has such broad consequences, its fundamental microscopic processes are still largely not understood -- most of all how corrosion begins and develops at an atomic level. (2006-02-10)

The nanoworld of corrosion
Scientists from Germany and the European Synchrotron Radiation Facility (ESRF) have highlighted a self-organization process on the surface of a metal alloy, which is of crucial importance in determining the response to corrosion of this material. In fact, this study, providing a structural description with atomic-scale resolution thanks to the X-rays from the ESRF synchrotron, unveiled the chemical composition and structure of a protective surface layer which hinders further corrosion. (2006-02-09)

Ames Laboratory innovation key to a 'lead-free' Europe
As the Eurpean Union moves toward a July 1 ban on products containing lead and other hazardous materials, a lead-free solder developed at the US Department of Energy's Ames Laboratory is playing a key role. (2006-02-06)

Magnetic spin details may lead to new devices
An unusual pool of scientific talent at the US Department of Energy's Argonne National Laboratory, combined with new nanofabrication and nanocharacterization instruments, is helping to open a new frontier in electronics, to be made up of very small and very fast devices. A new discovery by this group opens a path to new computer and related devices, and could be driving entire industries into the future, the researchers say. (2006-01-18)

Ames lab alloy could boost next generation jet fighter
The next generation of jet fighter aircraft could fly farther and faster thanks to a new high-strength aluminum alloy prepared at the US Department of Energy's Ames Laboratory. The new alloy is one material being developed for use in the F-35 Joint Strike Fighter, a cutting-edge aircraft that will see widespread use as the primary fighter for the US Navy, Air Force, and Marines as well as US allies abroad. (2006-01-04)

Bare metal stents deliver gene therapy to heart vessels with less inflammation in animal studies
Improved materials may allow stents, tiny metal scaffolds inserted into blood vessels, to better deliver beneficial genes to patients with heart disease, by reducing the risk of inflammation that often negates initial benefits. The new technique, using a compound that binds in an extremely thin layer to bare metal surfaces, may have potential uses in other areas of medicine that make use of metallic implants. (2005-12-19)

New biomimetic process used to grow artificial bone for better implants and prosthetics
Biomimetic processes mimic the bodies own bone formation and deposition processes. The biomimetic process can be used impart bioactive characteristics onto otherwise bioinert biocompatible materials through the deposition of a bone-like apatite layer. (2005-12-05)

Liquidmetal: Redefining metals for the 21st century
A revolution in metals has arrived. NASA, the California Institute of Technology and the US Department of Energy united to help develop a new building material. (2005-10-27)

Dense high performance low alloy PM steels
Miren Sarasola, Bachelor of Physics Science and researcher of the Materials Department at CEIT, has developed dense high performance low alloy PM steels by liquid phase sintering. (2005-10-13)

'Quasicrystal' metal computer model could aid ultra-low-friction machine parts
Duke University materials scientists have developed a computer model of how a (2005-09-15)

To make stronger platinum jewelry, add a little chromium
A Johns Hopkins undergraduate engineer has identified a stronger alloy blend for platinum jewelry. (2005-07-22)

Award-winning UH professor selected to organize alloys symposium
As recipient of the 2007 William Hume-Rothery Award from The Minerals, Metals, and Materials Society for his contributions to the science of alloys, a University of Houston physics professor has now begun organizing the accompanying symposium for the 136th TMS Annual Meeting in 2007. Invited to arrange the Hume-Rothery Memorial Symposium held in conjunction with the meeting Feb. 25 through March 1, 2007, Simon Moss also will give a keynote address and present a paper. (2005-06-15)

Alternatives to conventional solder help electronics manufacturers get the lead out
Improvements in electrically conductive adhesives and alternative solder materials are helping manufacturers get the lead out of consumer electronic devices. (2005-06-02)

Seventeenth-century Islamic brassmakers were far ahead of European peers, engineers say
Lehigh University graduate student, utilizing the Advanced Photon Source Synchrotron at Argonne National Laboratories, says the the high zinc content in astrolabes fabricated in Lahore (now in Pakistan) proves that brass made there in the early 1600s was produced by a co-melting technique that was not developed in Europe until the 19th century. (2005-05-25)

An-Pang Tsai wins inaugural Dubois Award
Citing his (2005-05-18)

Pitt math researcher wins prestigious NSF CAREER Award
University of Pittsburgh assistant professor of mathematics Anna Vainchtein has been awarded the National Science Foundation (NSF) Faculty Early Career Development (CAREER) Award. The prestigious five-year, $400,000 award will fund Vainchtein's work on materials with (2005-05-05)

Chen receives Guggenheim fellowship
Dr. Long-Qing Chen, professor of materials science and engineering, Penn State, is a 2005 recipient of a Guggenheim fellowship. (2005-04-29)

Living metals
Using Synchrotron x-ray microbeams, a research team from the Max Planck Institute for Metals Research in Stuttgart and the ESRF has been able to observe for the first time that the microscopic structure of a crystalline material fluctuates in time. The results are published today in Science Express with the title: Scaling in the Time Domain: Universal Dynamics of Order Fluctuations in Fe3Al. (2005-04-22)

New alloy verified for safer disposal of spent nuclear energy fuel
Researchers at Lehigh University and the Sandia and Idaho national laboratories have received a patent for the new material, which shows far greater ability than any other material to absorb the deadly radioactive neutrons emitted by nuclear waste. At stake: 50,000 tons of spent nuclear energy fuel, now contained at 125 sites in 39 states, which Congress wants to store permanently inside Nevada's Yucca Mountain. (2005-04-04)

New machines could turn homes into small factories
A revolutionary machine which can make everything from a cup to a clarinet quickly and cheaply could be in all our homes in the next few years. (2005-03-17)

Molecular wires & corrosion control boost performance of conductive adhesives
Using self-assembled monolayers -- essentially molecular wires -- and a three-part anti-corrosion strategy, researchers have boosted the performance of electrically conductive adhesives to the point that they can compete with the tin-lead alloy solders they are designed to replace. (2005-03-13)

Microwires: Replacement for the CD-ROM?
A ballpoint that detects if we are forging a signature or a substitute in miniature for the CD-ROM are some of the applications that can be carried out using microwires. (2005-03-07)

Researcher describes new type of strong, lightweight metallic material
An engineering professor at UCSD has described in the March issue of JOM (the Journal of the Minerals, Metals and Materials Society) unique properties of a new type of metallic laminate that can serve as armor and as a replacement for beryllium, a strong but toxic metal commonly used in demanding aerospace applications. (2005-03-07)

Story tips from the Department of Energy's Oak Ridge National Laboratory, March 2005
Story ideas from the US Department of Energy's Oak Ridge National Laboratory include: TRANSPORTATION -- Securing Russian railcars; MATERIALS -- Cooling it with magnetism; AUTOMOBILES -- Silicon carbide power; and COMPUTING -- Maximizing computational power. (2005-03-04)

Ames Laboratory research may lead to hotter-running engines
Researchers at the U. S. Department of Energy's Ames Laboratory and Iowa State University have developed a new bond coat for thermal barrier coatings, or TBCs, that may allow gas turbine engines in aircraft and other power-generating technologies to better withstand severe, high-temperature environments. The basic research effort could provide a TBC system with significantly improved reliability and durability of turbine blades, thus enabling higher operating efficiencies and extending engine lifetimes. (2005-03-02)

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