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NETL and Carnegie Mellon team up to create new paradigms for hydrogen production
The Department of Energy's National Energy Technology Laboratory (NETL) and Carnegie Mellon University have developed a new computational modeling tool that could make the production of hydrogen cheaper as the United States seeks to expand its portfolio of alternative energy supplies. (2005-01-27)

Story tips from the Department of Energy's Oak Ridge National Laboratory, January 2005
Story ideas from the Department of Energy's Oak Ridge National Laboratory, including articles on forensics, materials, nanoscience, sensors. (2005-01-06)

'Brick wall' helps explain how corrosion spreads through alloy
Ohio State University researchers are finding new insights into how microscopic corrosion attacks an aluminum alloy commonly used in aircraft. They've developed a statistical model of the deterioration and simulated it on computer, using what may seem like an unlikely analogy: a cracking brick wall. (2004-11-15)

Research fills dental need
South Dakota Tech research group is investigating a new type of dental filling that looks better, lasts longer, and has fewer safety concerns than the silver fillings widely used today. (2004-11-05)

New Carnegie Mellon U. computational method could speed metallic glass design, testing
Want a tennis racket that propels balls faster than a race car or a sturdy ship hull that never rusts? Finding recipes for such remarkable materials - called amorphous metals - should be easier using a new computational approach developed by Carnegie Mellon University. Described in Phys. Rev. B (September 1, 2004), this novel approach should prove valuable in guiding future bench testing and sparing countless hours of laboratory trial and error to generate amorphous metals. (2004-08-30)

Story tips from the Department of Energy's Oak Ridge National Laboratory, July 2004
Story ideas from the Department of Energy's Oak Ridge National Laboratory include power to Saturn, archeological radiation and semiconducting polymers. (2004-07-15)

Tiny iron supplement has chilling effect
A pinch of iron dramatically boosts the cooling performance of a material considered key to the development of magnetic refrigerators. The accomplishment, reported by National Institute of Standards and Technology (NIST) researchers in the June 24 issue of Nature, might move the promising technology closer to market and open the way to substantial energy and cost savings for homes and businesses. (2004-06-23)

Sunbaking to make your car body stronger
CSIRO scientists have discovered a new process which could soon lead to the production of aluminium cars and planes that get stronger the longer they are left to 'bake' in the sun. (2004-06-22)

Controlling biomolecules with magnetic 'tweezers'
An array of magnetic traps designed for manipulating individual biomolecules and measuring the ultrasmall forces that affect their behavior has been demonstrated by scientists at the National Institute of Standards and Technology. Described in a recent issue of Applied Physics Letters, the chip-scale, microfluidic device works in conjunction with a magnetic force microscope. It's intended to serve as magnetic (2004-04-09)

Doctors at Northwestern Memorial are studying next generation surgery for back pain sufferers
Surgeons at Northwestern Memorial Hospital (NMH) are enrolling people with degenerative disc disease in a research study to determine if new artificial discs will have the long-term durability to safely provide increased range of motion and less strain on the adjacent discs than spinal fusion. (2004-01-12)

Radioactive potassium may be major heat source in Earth's core
The Earth's iron core churns constantly, acting like a dynamo to generate a protective magnetic field around the planet. What fuels this dynamo is primarily heat from the decay of radioactive elements -- or so geophysicists think. New experiments show that radioactive potassium may be a significant source of this core heating. (2003-12-12)

Purdue engineers: Metal nano-bumps could improve artificial body parts
Biomedical engineers at Purdue University have proven that bone cells attach better to metals with nanometer-scale surface features, offering hope for improved prosthetic hips, knees and other implants. (2003-11-03)

Livermore scientists achieve first full mapping of phonons in plutonium
Making a landmark event in the history of the experimental investigation of plutonium, scientists from the Lawrence Livermore National Laboratory for the first time have fully mapped the phonons in gallium-stabilized delta plutonium. The experiment promises to reveal much about the physics and material properties of plutonium and its alloys. (2003-08-21)

'Safe' alternative to uranium shells
Contraversial anti-tank shells tipped with depleted uranium may be phased out if an alternative material proves its worth. The US Army is expected to award a contract this week for the manufacture of prototype ammunition incorporating a (2003-07-30)

Researchers grow nanowires onto MEMS platform in room temperature chamber
UC Berkeley researchers have found a way to localize the extreme heat necessary for nanowire and nanotube growth, enabling them to synthesize the nanomaterials directly onto microstructures without damaging the sensitive microelectronics just one-tenth of a human hair strand away. The new technique, described in the journal Applied Physics Letters, opens the door to cheaper and faster commercialization of numerous nanotechnology devices. (2003-06-23)

A new aluminium alloy to improve aircraft brakes
A new aluminium alloy eases manufacturers' fears of failure by handling the heat better. (2003-06-10)

NIST helps US Capitol with 'overhead' problem
Repairing a leaky roof usually doesn't require the skills of researchers at NIST -- unless the building needing help is one of the nation's most treasured edifices. NIST welding experts have devised a method for returning the cast-iron supporting structure of the U.S. Capitol's dome to its original condition without replacing cracked castings or losing any of the iron work's historical integrity. (2003-03-13)

Research project promises faster, cheaper and more reliable microchips
A project between academia and industry is aiming to spark a world electronics revolution by producing faster, cheaper and more reliable microchips. The University of Newcastle upon Tyne, UK, has joined forces with Atmel, on North Tyneside in the North East of England, to create 'strained silicon' microchips, which involves adding a material called germanium to the traditional silicon used in semiconductor manufacturing. (2003-01-20)

An unexpected discovery could yield a full spectrum solar cell
Berkeley Lab researchers, working with researchers at Cornell University and Japan's Ritsumeikan University, have made a serendipitous discovery which indicates that a single system of alloys incorporating indium, gallium, and nitrogen can convert virtually the full spectrum of sunlight-from the near infrared to the far ultraviolet-to electrical current. (2002-11-18)

University of Florida engineers probe 'shape memory' alloy for better prostheses
UF researchers have built a nitinol device that can move the equivalent of more than 100 pounds. While the apparatus is merely a weight-lifting machine now, the hope is the research will one day lead to a nitinol (2002-08-14)

UCSD receives grant to develop flexible metal composite
Researchers at the University of California, San Diego (UCSD) Jacobs School of Engineering have received a $2.5 million Multidisciplinary University Research Initiative (MURI) grant to develop and test a metallic composite material capable of changing shape and then returning to its original form. (2002-07-03)

Passive sensors remotely monitor temperature and stress
The same material that makes the theft detectors go off in a department store when the salesperson forgets to remove the anti-theft tag, may make inexpensive, passive temperature and stress sensors for highways, concrete buildings and other applications possible, according to Penn State researchers. (2002-06-26)

'Cutting'-edge technology to better shape submarine propellers
A military submarine using a propeller with a rough surface is literally (2002-05-13)

Brookhaven Lab researchers develop a new method for producing electrodes
Using nanoscale materials, researchers from the U.S. Department of Energy's Brookhaven National Laboratory have developed a method to make electrodes that are suitable for use in rechargeable lithium ion batteries and other electronic devices. Because so many new and different materials can be made with this versatile method, it should be capable of producing electrodes that are more efficient and durable than those in use today. (2002-04-29)

Superconducting nanowires assist in study of phase transitions
By creating superconducting nanowires using carbon nanotube molecules, researchers at the University of Illinois are investigating just how small a wire can become and remain a superconductor. The answer could prove useful in applications such as supercomputing, where short superconducting wires can connect circuit elements. (2002-03-18)

Jefferson scientists show how collagen gene mutation leads to osteoarthritis
Scientists have shown how a genetic alteration in a type of collagen can lead to osteoarthritis. They've analyzed a mutation in the gene for collagen II found in five unrelated families with several members who developed osteoarthritis at a young age. They found that the altered version of collagen doesn't properly mesh with another type of collagen necessary to form the structure of cartilage, resulting in the development of osteoarthritis. (2001-12-11)

NYU Medical Center's Cardiothoracic surgeons announce major advance in heart valve repair
Two New York University Medical Center surgeons, Chief of Cardiothoracic Surgery, Stephen B. Colvin, M.D. and Director of Cardiac Surgical Research, Aubrey C. Galloway, M.D., announced a major advance in heart valve repair technology with the launch of the Colvin-Galloway Futureā„¢ Band, a new semi-rigid annuloplasty band used in the surgical repair of the heart's mitral valve. Drs. Colvin and Galloway developed the new band in collaboration with Medtronic, Inc., the world's leading medical technology company, headquartered in Minneapolis, MN. (2001-10-01)

INEEL's Super-Hard Steel one of this year's top 100 technological achievements
One of the hardest metallic materials known, Super Hard Steel has been recognized as one of the 100 most significant technological achievements for the year 2001 by R&D Magazine. Super Hard Steel can be sprayed onto a wide variety of metal surfaces using conventionally available thermal spray technologies, and surpasses the existing commercial coatings in wear, corrosion and impact resistance. (2001-08-07)

Scientists discover formula for long-life rechargeable batteries
If you're tired of cell phones and laptops that quickly lose their charge -- or worse, their ability to be recharged -- help may be on the way from the U.S. Department of Energy's Brookhaven National Laboratory. There, scientists have developed a new metal alloy that could greatly improve the performance of rechargeable batteries for portable electronic devices and electric and hybrid electric cars. The Brookhaven team was recently awarded U.S. Patent No. 6,238,823 for its work on the alloy. (2001-07-26)

Potential for new superconducting material advances
Commercial potential is growing for magnesium-diboride, a recently discovered high-temperature superconducting metal, with new evidence that alloying enables the metal to carry very high electric current at a high magnetic field. (2001-05-29)

Emory cardiologists close hole in hearts without surgery
A new procedure being used by Emory University physicians, called CardioSEALĀ®, can close a variety of intracardiac holes in about half an hour. The procedure helps some patients avoid open heart surgery and it can also be an option for some people who are not candidates for surgery at all. (2001-05-01)

Researchers mine the secrets of nanoporous gold
Dip a chunk of a gold and silver alloy into acid, and the silver quickly dissolves. This process leaves behind an unusual form of gold whose surface is filled with near-atomic size nooks and crannies, giving it a spongelike appearance when viewed through a high-powered microscope. Why dealloyed gold adopts this odd structure has long puzzled scientists. Now researchers writing in the journal Nature say they've solved this materials science mystery. (2001-03-20)

UI researchers investigate the use of magnetic rods to treat prostate cancer
University of Iowa researchers are developing a new approach to treat prostate cancer. The treatment uses heat generated by implanted magnetic rods to destroy the cancer. The UI scientists hope the new technique will be as successful as surgery and radiation therapy in treating the disease, but will avoid the difficult and unpleasant side effects often associated with those standard treatments (2001-02-11)

DOE honors INEEL RSP tooling fabrication process
The DOE honored the INEEL's Rapid Solidification Process (RSP) Tooling with an Energy@23 award for technology that demonstrates the DOE's commitment to save taxpayers money. This is the second technology award for RSP Tooling, a quick, spray-deposition method for creating dies for mass production of everything from toys to car parts. (2001-01-10)

Bizarre new way to propel a spacecraft
A juddering magnet has inspired a US scientist to investigate a bizarre new way of propelling a spacecraft. The idea for a (2000-12-06)

'Smart' flaps could improve efficiency of supersonic engines
Small flaps mounted in jet-engine inlet ducts may allow supersonic aircraft to fly faster and farther at less cost, say researchers at the University of Illinois. (2000-11-30)

Kursk sub's risk of leaking radiation minimized by built-in protections, health physicist says
Disagreeing with recent comments made by a Russian environmentalist on the possibility of radiation leaking from the sunken Kursk submarine, a health physicist states that nuclear sub design has several built-in defenses that minimizes such risks. (2000-08-21)

Strange quasicrystal metal alloys spring an electronic surprise
An international team of scientists has demonstrated that the electronic states of the strange metal alloys known as quasicrystals are more like those of ordinary metals than theorists believed possible. (2000-08-08)

Scientists propose growing better semiconductor crystals in space
Crystals grown in space may be the next big step toward improved semiconductor materials for use in next-generation communication systems and advanced computers, say researchers at the University of Illinois. (2000-05-31)

New semiconductor alloy's 'crazy physics' makes it a possible photovoltaic power source for satellites
Scientists at the Department of Energy's Sandia National Laboratories are researching ways to use a new semiconductor alloy, indium gallium arsenide nitride (InGaAsN), as a photovoltaic power source for space communications satellites and for lasers in fiber optics. (2000-03-08)

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