National Science Foundation Awards Knowledge And Distributed Intelligence Grants
...ormation and failure of solids, such as metals and metallic alloys used widely in engineering, involve the formation and evolution of complex defect structures on a hierarchy of length scales. For example, as an airplane wing is buffeted by turbulence during flight, complicated changes happen to the internal...Candles with lead wicks emit lead into the air
...ime. Not all candles are made with wicks that have metallic cores. The practice isprimarily used with candles that are needed to burn longer such as scented orceremonial candles. A metal core is used to provide rigidity to the wick whichprovides an even and slower burn rate, and to reduce the mushrooming at...Science, engineering and technology newstips
...ium diboride makes these bonds act as if they were metallic bonds. These metallic bonds contribute to the superconductivity of magnesium diboride. "We need to look at more layered m......sparent, scratch resistant coating for plastic and metallic materials. Patent 6,072,018 was awarded June 6 and is licensed to Research Corporation Technologies. Caiguo. Gong, a Ph.D. graduate now at Exxon-Mobil, and Harry Gibson, Virginia Tech chemistry professor, received a patent for "Reversible, mechan...Submicrometer-scale metallic barcodes described by Penn State and Surromed
...properties, and initial application of microscopic metallic barcodes. When coated with biomolecules, these patterned metallic particles enable the simultaneous monitoring of multiple biological reactions in very small volumes ...Cancer patients' loss of taste, smell compromises treatment
...so damage taste and smell receptors, giving food a metallic flavor. Tumors themselves also secrete a protein that suppresses appetite in some patients. While certain drugs can improve appetite and taste sensation, some of them like steroids carry their own risks and unwanted side effects. The Duke study w...Endografts help prevent deaths from abdominal aortic aneurysms
...ir, the stent graft, a woven polyester tube with a metallic skeleton, is compressed inside a carrier catheter. While viewed on an x-ray monitor, the stent graft, through an incision in the patient's groin, is threaded via the catheter through arteries to the site of the aneurysm. The stent graft is then plac...UC Davis neurosurgeon implanting artificial cervical discs
...eon implants a metal prosthesis, consisting of two metallic components designed to pivot. The implant is secured to the vertebrae with screws. "In terms of pain relief, it can be quite dramatic. Some patients even notice it in the recovery room, but usually it takes a little bit of time because they are using...UCSF vascular surgeons develop new technique to repair aortic arch aneurysm
...e neck. The graft, a fabric tube that incorporates metallic threads (to offer structural support), was then guided into the arched part of the aorta, which carries blood to the head and body from the heart. Once in place, this specially designed structure, also called a stentgraft, expanded to reinforce and r...DuPont-led scientists unveil key nanotechnology discovery with use of DNA
...matography. The technique can be used to separate metallic carbon nanotubes from semiconducting carbon nanotubes, both which are created during nanotube production. The technique also can sort semiconducting carbon nanotubes by diameters, an important element in nanoelectronic applications. The collaborati...Off-label use of migraine drug gives children relief, study says
...er. Sumatriptan nasal spray tastes very bitter and metallic to some children, Pakalnis said. Four of the 13 patients complained of dizziness. Two children found the spray difficult to use, and stopped using it. "A nasal spray is the preferred way to deliver sumatriptan to children as their migraines tend to b...Clip device accomplishes endovascular, non-surgical repair of faulty heart valve
March 9, 2004--A tiny metallic clip that can be delivered and attached to the heart's mitral valve with a catheter may eliminate the need for open-heart surgery in some patients who suffer from significant mitral regurgitation (MR). A debilitating condition, MR occurs when the v...Zinc supplements could help treat ADHD
...ren taking supplementary zinc complained about the metallic taste of the tablets. Zinc supplements may exert their positive effects by helping to regulate the function of the neurotransmitter dopamine. Dopamine signalling, which has been implicated in causing symptoms of ADHD, is believed to play an important...Swallowing multiple magnets poses danger to children
...n. Abdominal x-rays revealed multiple objects with metallic density throughout the small intestine and possibly the large intestine. The next day, surgeons removed a large number of small magnets that had been part of a toy. The magnets caused several areas of small bowel necrosis and local perforation. ...Acupuncture relieves pain and improves function in knee osteoarthritis
...ly involves penetrating the skin with thin, solid, metallic needles that are manipulated by the hands or by electrical stimulation. In recent years, scientific inquiry has begun to shed more light on acupuncture's possible mechanisms and potential benefits, especially in treating painful conditions such as a...American Thoracic Society journal news tips for January 2005 (first issue)
...t contain beryllium. Beryllium is a silvery-white metallic chemical element that forms strong, hard alloys with several metals, including copper and nickel. Today, the metal is used in the aerospace industry and in the atomic energy and weapons industries.) The researchers studied 55 individuals who showed...Entrepreneurism Center at UC San Diego funds commercialization of lung, shock, other devices
...hereby constituting what is referred to as a 'bulk metallic glass' material (also known as amorphous steels, w...ring of mines. Currently, the only commercial bulk metallic glass material is a class of alloys based on zirconium produced by a company called LiquidMetal. It ...A global treatment for iron deficiency
...treatment hard to take, since it has an unpleasant metallic aftertaste, it leaves a dark stain on their teeth, and it can give them abdominal discomfort. In contrast, Sprinkles--sachets containing microencapsulated iron and other micronutrients as a powder that is sprinkled onto foods--avoids these side effe...Yale researcher studying acupuncture to reduce back pain in pregnancy
..., including penetrating the skin with thin, solid, metallic needles that are manipulated by the hands or by electrical stimulation. In this study each of two groups of women will receive slightly varying acupuncture treatment. The remaining group will receive no treatment and serve as a basis of comparison. W...