http://www.nanowerk.com/ Nanotechnology news headlines from Nanowerk Copyright Nanowerk LLC http://www.nanowerk.com/ http://www.nanowerk.com/images/logo10.gif michael@nanowerk.com (Michael Berger) en-us Fri, 18 May 2012 01:17:09 -0400 http://www.nanowerk.com/news/newsid=25277.php Wenn Elektronen die Energie zum ueberwinden einer Energiebarriere nicht haben, "tunneln" sie einfach durch diese Barriere hindurch. Forscher koennen den Zeitpunkt des Austritts aus der Barriere zum ersten Mal exakt bestimmen und schlussfolgern daraus: Die Zeit, die das Elektron fuer das Tunneln braucht, ist gleich Null. http://www.nanowerk.com/news/newsid=25277.php http://www.nanowerk.com/news/newsid=25278.php Led by Professor Wang Enge at Peking University (PKU) and Professor Wang Feng at the University of California, Berkeley, a joint research team recently reported their major progress on an atlas of carbon nanotube optical transitions. http://www.nanowerk.com/news/newsid=25278.php http://www.nanowerk.com/news/newsid=25263.php PI's new M-687 motorized microscope XY stage system for inverted microscopes is more compact and stable than traditional computer controllable microscope stages, due to its fully integrated, miniaturized ceramic linear drives. The M-687 is delivered as a complete system including a controller, joystick and software. http://www.nanowerk.com/news/newsid=25263.php http://www.nanowerk.com/news/newsid=25264.php The growing concerns on environmental damage and health impact from volatile organic compound (VOC) have initiated Thai researchers to look at ways to treating air pollutant such as benzene, toluene, ethylbenzene and xylene (BTEX) under visible light. http://www.nanowerk.com/news/newsid=25264.php http://www.nanowerk.com/news/newsid=25265.php The Safer Nanomaterials and Nanomanufacturing Initiative (SNNI) will host a session at the 6th SETAC World Congress 2012. http://www.nanowerk.com/news/newsid=25265.php http://www.nanowerk.com/news/newsid=25266.php Diamon-Fusion International, Inc., global developer and exclusive licensor of patented hydrophobic nanotechnologies, announced today the renewal of its license agreement with Italian glass manufacturer Curvet Group, one of the world's leaders in the fabrication of specialty bent and flat glass in the architectural field for its application license agreement for Diamon-Fusion glass nano-coating. http://www.nanowerk.com/news/newsid=25266.php http://www.nanowerk.com/news/newsid=25267.php Um eine exemplarische Risikoabschaetzung textiler Nano-Produkte durchfuehren zu koennen, wurde das Forschungsprojekt "TechnoTox" gestartet. http://www.nanowerk.com/news/newsid=25267.php http://www.nanowerk.com/news/newsid=25268.php Researchers at AIST have developed a very high-performance multilayered photoelectrode for hydrogen production by water electrolysis using an oxide semiconductor photoelectrode. In the reaction to convert solar energy into hydrogen energy, a solar energy conversion efficiency of 1.35 % has been achieved in a carbonate electrolyte by stacking two photoelectrodes. http://www.nanowerk.com/news/newsid=25268.php http://www.nanowerk.com/news/newsid=25269.php Momentum builds behind upper-limb prosthetic technology as researchers demonstrate direct neural control of an advanced prosthetic arm. http://www.nanowerk.com/news/newsid=25269.php http://www.nanowerk.com/news/newsid=25270.php To treat cancer, scientists and clinicians have to kill cancer cells while minimally harming the healthy tissues surrounding them. However, because cancer cells are derived from healthy cells, targeting only the cancer cells is exceedingly difficult. http://www.nanowerk.com/news/newsid=25270.php http://www.nanowerk.com/news/newsid=25271.php The Bay Area Photovoltaic Consortium (BAPVC) - an industry-supported program led by Stanford University and the University of California-Berkeley - has announced its first research grants aimed at making utility-scale solar power cost-competitive by the end of the decade. http://www.nanowerk.com/news/newsid=25271.php http://www.nanowerk.com/news/newsid=25272.php Six new presses feature unique technology, performance and economics that set new benchmarks for digital printing. http://www.nanowerk.com/news/newsid=25272.php http://www.nanowerk.com/news/newsid=25273.php Joshua Zide, assistant professor of materials science and engineering at the University of Delaware, has spent nearly a decade engineering nanomaterials using a technique called molecular beam epitaxy (MBE). http://www.nanowerk.com/news/newsid=25273.php http://www.nanowerk.com/news/newsid=25274.php Nontoxic composite under development at UB could replace commonly used toxic coatings. http://www.nanowerk.com/news/newsid=25274.php http://www.nanowerk.com/news/newsid=25275.php Samsung Electronics Co., Ltd., a global leader in advanced semiconductor technology solutions, announced today that it has begun producing the industry's first four gigabit (Gb), low power double-data-rate 2 (LPDDR2) memory using 20 nanometer class technology. http://www.nanowerk.com/news/newsid=25275.php http://www.nanowerk.com/news/newsid=25276.php Kansas State University researchers have come closer to solving an old challenge of producing graphene quantum dots of controlled shape and size at large densities, which could revolutionize electronics and optoelectronics. http://www.nanowerk.com/news/newsid=25276.php http://www.nanowerk.com/news/newsid=25250.php ETH-Zurich researchers have devised a method to detect mutations in tumour cells that are only present in a proportion of the cancer's cells. The analysis reveals that cells of individual tumours are more variable than first thought - and differ from patient to patient. http://www.nanowerk.com/news/newsid=25250.php http://www.nanowerk.com/news/newsid=25251.php The American Academy of Dermatology (Academy) reiterated the safety and effectiveness of sunscreens, including those with nanoparticles, to protect against the damaging effects from exposure to ultraviolet (UV) radiation. http://www.nanowerk.com/news/newsid=25251.php http://www.nanowerk.com/news/newsid=25252.php Hightemperature superconductors can be manufactured much more efficiently and with less environmental impact by means of the innovative production process developed by technology company Deutsche Nanoschicht GmbH. Superconductors carry current virtually without loss, so they allow potentially huge savings in generating and transporting electricity. http://www.nanowerk.com/news/newsid=25252.php http://www.nanowerk.com/news/newsid=25253.php The SMIC Beijing second phase expansion project will operate at the 45/40nm and 32/28nm technology nodes. http://www.nanowerk.com/news/newsid=25253.php http://www.nanowerk.com/news/newsid=25254.php Researchers describe how transistors made of plastic can be controlled with great precision. http://www.nanowerk.com/news/newsid=25254.php http://www.nanowerk.com/news/newsid=25255.php Researchers at CRANN, the Science Foundation Ireland funded nanoscience institute based at Trinity College Dublin, and which partners with University College Cork, have conducted research to develop materials that could in time revolutionise the manufacture of silicon chips and lead to a new wave of next generation computers and real time 3D video processing. http://www.nanowerk.com/news/newsid=25255.php http://www.nanowerk.com/spotlight/spotid=25256.php Nanotechnology-based food and health products and food packaging materials are available to consumers in some countries already, and additional products and applications are currently in the research and development stage, and some may reach the market soon. In view of such progress, it is expected that nanotechnology-derived food products will be increasingly available to consumers worldwide in the coming years. Some of these products appear to already be in commercial use in other countries, raising the likelihood that they could become a part of our food supply in the near future, if they are not already. This article looks at how regulators are dealing with the pressures to commercialize nanotech foods and food packaging. http://www.nanowerk.com/spotlight/spotid=25256.php http://www.nanowerk.com/news/newsid=25257.php Researchers of Karlsruhe Institute of Technology (KIT), the Max Planck Institute for Polymer Research, Mainz, and the American National Institutes of Health (NIH) have developed a new method to visualize cell structures of an eighth of a micrometer in size in living fish larvae. http://www.nanowerk.com/news/newsid=25257.php http://www.nanowerk.com/news/newsid=25258.php Electricity and some gases and liquids can be a dangerous - even explosive - combination. But sensors are still needed in harsh gaseous and liquid environments, whether to check for leaking hydrogen fuel cells or to measure the composition or acidity of industrial chemicals. EU-funded researchers have developed an optical solution that is safer, easier to install and, unexpectedly, much more sensitive than most existing chemical sensors. http://www.nanowerk.com/news/newsid=25258.php http://www.nanowerk.com/news/newsid=25259.php An international team of researchers has used SLAC's Linac Coherent Light Source (LCLS) to discover never-before-seen behavior by electrons in complex materials with extraordinary properties. http://www.nanowerk.com/news/newsid=25259.php http://www.nanowerk.com/news/newsid=25260.php For the first time, scientists have seen an X-ray-irradiated mineral go to two different states of matter in about 40 femtoseconds. http://www.nanowerk.com/news/newsid=25260.php http://www.nanowerk.com/news/newsid=25261.php Pacific Coal Resources Ltd. announced that Nano Dispersions Technology Inc. has been granted a U.S. patent for "nano-dispersions of coal in water as the basis of fuel related technologies and methods of making same". http://www.nanowerk.com/news/newsid=25261.php http://www.nanowerk.com/news/newsid=25262.php This signature initiative, "Nanotechnology Knowledge Infrastructure: Enabling National Leadership in Sustainable Design", will provide a community-based, solutions-oriented knowledge infrastructure to accelerate nanotechnology discovery and innovation. http://www.nanowerk.com/news/newsid=25262.php http://www.nanowerk.com/news/newsid=25225.php Angstron Materials Inc., will chair two graphene symposiums at TechConnect World's Nanotech technical event at the Santa Clara Convention Center, Santa Clara, Calif., June 18 - 21, 2012. http://www.nanowerk.com/news/newsid=25225.php http://www.nanowerk.com/news/newsid=25226.php A DNA-covered submicroscopic bead used to deliver genes or drugs directly into cells to treat disease appears to have therapeutic value just by showing up, researchers report. http://www.nanowerk.com/news/newsid=25226.php http://www.nanowerk.com/news/newsid=25227.php Berkeley Lab researchers and their colleagues demonstrate unique new materials for innovative electronic and magnetic applications. http://www.nanowerk.com/news/newsid=25227.php http://www.nanowerk.com/news/newsid=25228.php Iran Nanotechnology Initiative Council (INIC) launched a website which monitors and analyzes scientific achievements and improvements of world countries in the field of nanotechnology based on continually updated statistical data. http://www.nanowerk.com/news/newsid=25228.php http://www.nanowerk.com/news/newsid=25229.php In response to both the recently FDA released new draft guidelines on the use of nanotechnology in food and cosmetics, and subsequent dissatisfaction of the several non-profits working on nanotechnology oversight, the Nanodematology Society is issuing a response. http://www.nanowerk.com/news/newsid=25229.php http://www.nanowerk.com/news/newsid=25230.php Physiker der Uni Jena entwickeln mit Kollegen aus Israel numerisches Verfahren zur Verbesserung der Aufloesung von Mikroskopen. http://www.nanowerk.com/news/newsid=25230.php http://www.nanowerk.com/news/newsid=25231.php Agar Scientific, a leading supplier of microscopy accessories and consumables, announces a new range of highly concentrated gold colloidal nanoparticles from British Biocell International (BBI). http://www.nanowerk.com/news/newsid=25231.php http://www.nanowerk.com/news/newsid=25232.php Wie genau veraendern Stoerstellen zum Beispiel die elektronischen und magnetischen Eigenschaften von Graphen? Fuer diese Frage interessiert sich Anke Kruegers Forschungsgruppe. http://www.nanowerk.com/news/newsid=25232.php http://www.nanowerk.com/news/newsid=25233.php A strong laser beam can remove an electron from an atom - a process which takes place almost instantly. At the Vienna University of Technology, this phenomenon could now be studied with a time resolution of less than ten attoseconds. http://www.nanowerk.com/news/newsid=25233.php http://www.nanowerk.com/news/newsid=25234.php Imec and Holst Centre have demonstrated a single-chip electrochemical sensor for ethylene monitoring with a detection limit of 200-300ppb (parts per billion). http://www.nanowerk.com/news/newsid=25234.php http://www.nanowerk.com/news/newsid=25235.php Company's ability to use any source of natural water or wastewater overcomes commercial limitations of existing electrolysis technologies that require clean water. http://www.nanowerk.com/news/newsid=25235.php