http://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. University of Nebraska-Lincoln materials engineers have developed a structural nanofiber that is both strong and tough, a discovery that could transform everything from airplanes and bridges to body armor and bicycles. http://phys.org/news286019802.html Nanotechnology Wed, 24 Apr 2013 10:56:51 EST news286019802 (Phys.org)—Researchers from North Carolina State University have developed a way to melt or "weld" specific portions of polymers by embedding aligned nanoparticles within the materials. Their technique, which melts fibers along a chosen direction within a material, may lead to stronger, more resilient nanofibers and materials. http://phys.org/news280679294.html Nanotechnology Thu, 21 Feb 2013 14:28:22 EST news280679294 Researchers at North Carolina State University have come up with a technique to embed needle-like carbon nanofibers in an elastic membrane, creating a flexible "bed of nails" on the nanoscale that opens the door to development of new drug-delivery systems. http://phys.org/news277468928.html Nanotechnology Tue, 15 Jan 2013 10:42:16 EST news277468928 (Phys.org)—Working in the lab for the last few years, three generations of University of Akron polymer scientists say their mutual and passionate curiosity about science has led to their discovery of a first-of-its-kind, easily adaptable biocompatible polymer structure able to fight infection, filter water and perform a host of other functions. http://phys.org/news272532838.html Chemistry Mon, 19 Nov 2012 07:34:11 EST news272532838 Every week in his clinic at the University of Michigan, neurologist Joseph Corey, M.D., Ph.D., treats patients whose nerves are dying or shrinking due to disease or injury. http://phys.org/news271522304.html Nanotechnology Wed, 07 Nov 2012 14:52:00 EST news271522304 A new discovery by University of Oklahoma and North Carolina State University researchers shows a breakthrough in speeding up the process for synthesizing transition metal oxide nanostructures. What had once taken days can now be accomplished instantaneously. http://phys.org/news270983596.html Nanotechnology Thu, 01 Nov 2012 10:14:12 EST news270983596 Sometimes even batteries can use a boost of energy, according to the focus of a Kansas State University graduate student's research. http://phys.org/news267980844.html Technology Thu, 27 Sep 2012 16:07:34 EST news267980844 Researchers from CNRS and the Université de Strasbourg, headed by Nicolas Giuseppone and Bernard Doudin, have succeeded in making highly conductive plastic fibers that are only several nanometers thick. These nanowires, for which CNRS has filed a patent, “self-assemble” when triggered by a flash of light. http://phys.org/news254392735.html Nanotechnology Mon, 23 Apr 2012 09:39:04 EST news254392735 (PhysOrg.com) -- A new method for creating nanofibers made of proteins, developed by researchers at Polytechnic Institute of New York University (NYU-Poly), promises to greatly improve drug delivery methods for the treatment of cancers, heart disorders and Alzheimer's disease, as well as aid in the regeneration of human tissue, bone and cartilage. http://phys.org/news249735214.html Nanotechnology Wed, 29 Feb 2012 10:53:58 EST news249735214 Researchers from North Carolina State University have found a new way to develop straight carbon nanofibers on a transparent substrate. Growing such nanofiber coatings is important for use in novel biomedical research tools, solar cells, water repellent coatings and others. The technique utilizes a charged chromium grid, and relies on ions to ensure the nanofibers are straight, rather than curling – which limits their utility. http://phys.org/news232707598.html Nanotechnology Tue, 16 Aug 2011 10:00:33 EST news232707598 (PhysOrg.com) -- A new spin on an old technology will give scientists and manufacturers the ability to significantly increase their production of nanofibers, according to researchers at North Carolina State University. http://phys.org/news232185211.html Nanotechnology Wed, 10 Aug 2011 08:53:51 EST news232185211 Bin Ding and his team of researchers at Donghua University, Shanghai, China, have developed a new method of testing for formaldehyde using an electro-spinning netting technique. The process, described in their paper published in the journal Royal Society of Chemistry (RSC) involves spinning a membrane onto a quartz crystal resulting in a net that can be used to detect formaldehyde. http://phys.org/news231409336.html Nanotechnology Mon, 01 Aug 2011 10:10:01 EST news231409336 MIT researchers have found a way to improve the energy density of a type of battery known as lithium-air (or lithium-oxygen) batteries, producing a device that could potentially pack several times more energy per pound than the lithium-ion batteries that now dominate the market for rechargeable devices in everything from cellphones to cars. http://phys.org/news230799400.html Technology Mon, 25 Jul 2011 07:56:59 EST news230799400 For the first time, scientists have made star-shaped, biodegradable polymers that can self-assemble into hollow, nanofiber spheres, and when the spheres are injected with cells into wounds, these spheres biodegrade, but the cells live on to form new tissue. http://phys.org/news222264288.html Nanotechnology Sun, 17 Apr 2011 13:05:06 EST news222264288 (PhysOrg.com) -- When a forensic agent dusts a surface with powder or exposes it to the vapors of an iodine chamber, mystery fans know what is going on: This is how latent fingerprints are made visible so that they can be compared to those of a suspect. Su Chen and a team at Nanjing University of Technology have now developed a new process for especially rapid and simple detection of fingerprints. As the Chinese researchers report in the journal Angewandte Chemie, all it takes is a special nanofiber mat that is pressed onto the suspect surface and briefly treated with hot air -- the fingerprints appear as red ridge patterns. http://phys.org/news221734399.html Chemistry Mon, 11 Apr 2011 09:53:52 EST news221734399 Encapsulating antibiotics inside nanofibers, like a mummy inside a sarcophagus, gives them the amazing ability to destroy drug-resistant bacteria so completely that scientists described the remains as mere "ghosts," according to a report today at the the 241st National Meeting & Exposition of the American Chemical Society (ACS). http://phys.org/news220638703.html Chemistry Tue, 29 Mar 2011 18:10:22 EST news220638703 Carbon nanofibers hold promise for technologies ranging from medical imaging devices to precise scientific measurement tools, but the time and expense associated with uniformly creating nanofibers of the correct size has been an obstacle – until now. A new study from North Carolina State University demonstrates an improved method for creating carbon nanofibers of specific sizes, as well as explaining the science behind the method. http://phys.org/news219577257.html Nanotechnology Thu, 17 Mar 2011 10:41:08 EST news219577257 (PhysOrg.com) -- Oil and water don't mix, but add in some nanofibers and all bets are off. http://phys.org/news207855120.html Nanotechnology Mon, 01 Nov 2010 18:32:17 EST news207855120 Hailed as a "cross between a high-speed centrifuge and a cotton candy machine," bioengineers at Harvard have developed a new, practical technology for fabricating tiny nanofibers. http://phys.org/news194000542.html Nanotechnology Tue, 25 May 2010 10:02:42 EST news194000542 (PhysOrg.com) -- During the past several years, researchers have used carbon nanotubes and nanofibers to fabricate a variety of transparent, flexible devices, such as OLEDs, transistors, and solar cells. But the development of transparent and flexible field electron emitters made of these nanomaterials still remains a challenge. In a new study, a team of researchers from Japan and Malaysia has shown that the key to the challenge may lie in the unique geometry of conical nanocarbon structures (CNCSs). http://phys.org/news188730439.html Nanotechnology Thu, 25 Mar 2010 10:07:51 EST news188730439 (PhysOrg.com) -- Materials scientists at the University of Wisconsin-Madison have designed a way to harvest small amounts of waste energy and harness them to turn water into usable hydrogen fuel. http://phys.org/news187536794.html Chemistry Thu, 11 Mar 2010 13:40:01 EST news187536794 (PhysOrg.com) -- In research that gives literal meaning to the term "power suit," University of California, Berkeley, engineers have created energy-scavenging nanofibers that could one day be woven into clothing and textiles. http://phys.org/news185204588.html Nanotechnology Fri, 12 Feb 2010 13:43:30 EST news185204588 A butterfly's proboscis looks like a straw -- long, slender, and used for sipping -- but it works more like a paper towel, according to Konstantin Kornev of Clemson University. He hopes to borrow the tricks of this piece of insect anatomy to make small probes that can sample the fluid inside of cells. http://phys.org/news178121677.html Physics Sun, 22 Nov 2009 14:40:26 EST news178121677 (PhysOrg.com) -- To prevent pesticides from drifting away and potentially posing risks to the environment, Cornell researchers have devised a solution: Apply the pesticides by encapsulating them in biodegradable nanofibers, which keeps then intact until needed and minimizes loss to drift or being washed away from the plants they are intended to protect. http://phys.org/news157384863.html Chemistry Fri, 27 Mar 2009 15:01:30 EST news157384863