EurekAlert! - Nanotechnology

The premier online source for science news since 1996. A service of the American Association for the Advancement of Science.http://www.eurekalert.org en-usCopyright 2013 by the American Association for the Advancement of ScienceWed, 20 Mar 2013 08:58:02 EDTEurekAlert!http://www.eurekalert.org/images/logo.gifhttp://www.eurekalert.org The premier online source for science news since 1996. A service of the American Association for the Advancement of Science.60webmaster@eurekalert.org (EurekAlert!)(<i>American Chemical Society</i>) Scientists have cracked a 35-year-old mystery about the workings of the natural motors that are serving as models for development of a futuristic genre of synthetic nanomotors that pump therapeutic DNA, RNA or drugs into individual diseased cells. Their report revealing the innermost mechanisms of these nanomotors in a bacteria-killing virus -- and a new way to move DNA through cells -- is being published online today in the journal ACS Nano.http://www.eurekalert.org/pub_releases/2013-03/acs-dof032013.php Wed, 20 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/acs-dof032013.php(<i>Ecole Polytechnique F?d?rale de Lausanne</i>) EPFL scientists have combined two materials with advantageous electronic properties -- graphene and molybdenite -- into a flash memory prototype that is very promising in terms of performance, size, flexibility and energy consumption.http://www.eurekalert.org/pub_releases/2013-03/epfd-ffm031913.php Tue, 19 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/epfd-ffm031913.php(<i>University of Illinois at Urbana-Champaign</i>) Illinois chemists have used DNA to do a protein's job, creating opportunities for DNA to find work in more areas of biology, chemistry and medicine than ever before. The researchers published their findings in the Proceedings of the National Academy of Sciences.http://www.eurekalert.org/pub_releases/2013-03/uoia-dcd031913.php Tue, 19 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/uoia-dcd031913.php(<i>University of Washington</i>) A new method for color-coding cells allows cancer researchers to illuminate 100 biomarkers, a ten-time increase from the current standard. This helps to analyze individual cells from cultures or tissue biopsies.http://www.eurekalert.org/pub_releases/2013-03/uow-tbi031813.php Tue, 19 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/uow-tbi031813.php(<i>University of Cambridge</i>) The realization of quantum networks is one of the major challenges of modern physics. Now, new research shows how high-quality photons can be generated from "solid-state" chips, bringing us closer to the quantum "Internet."http://www.eurekalert.org/pub_releases/2013-03/uoc-lps031813.php Tue, 19 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/uoc-lps031813.php(<i>Ecole Polytechnique F?d?rale de Lausanne</i>) EPFL scientists have developed a tiny, portable personal blood testing laboratory: a minuscule device implanted just under the skin provides an immediate analysis of substances in the body, and a radio module transmits the results to a doctor over the cellular phone network. This feat of miniaturization has many potential applications, including monitoring patients undergoing chemotherapy.http://www.eurekalert.org/pub_releases/2013-03/epfd-uts031513.php Tue, 19 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/epfd-uts031513.php(<i>Columbia University Medical Center</i>) Researchers have developed biodegradable nanoparticles that are capable of delivering inflammation-resolving drugs to sites of tissue injury. The nanoparticles, which were successfully tested in mice, have potential for the treatment of a wide array of diseases characterized by excessive inflammation, such as atherosclerosis. The study was published today in the online edition of the Proceedings of the National Academy of Sciences.http://www.eurekalert.org/pub_releases/2013-03/cumc-nnr031813.php Mon, 18 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/cumc-nnr031813.php(<i>Weizmann Institute of Science</i>) A simplified version of an artificial cell produces functional proteins and even sorts them.http://www.eurekalert.org/pub_releases/2013-03/wios-coa031813.php Mon, 18 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/wios-coa031813.php(<i>The Korea Advanced Institute of Science and Technology (KAIST)</i>) A team of Professors Keon Jae Lee and Yeon Sik Jung in the Department of Materials Science and Engineering at KAIST has developed phase-change memory with low power consumption (below 1/20th of its present level) by employing self-assembled block copolymer silica nanostructures.http://www.eurekalert.org/pub_releases/2013-03/tkai-sne031813.php Mon, 18 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/tkai-sne031813.php(<i>Wyss Institute for Biologically Inspired Engineering at Harvard</i>) Today the Wyss Institute for Biologically Inspired Engineering at Harvard University and Sony DADC announced a collaboration that will harness Sony DADC's global manufacturing expertise to further advance the Institute's Organs-on-Chips technologies.http://www.eurekalert.org/pub_releases/2013-03/wifb-hwi031713.php Mon, 18 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/wifb-hwi031713.php(<i>Brigham and Women's Hospital</i>) A new study from researchers at Brigham and Women's Hospital, Columbia University Medical Center, Icahn School of Medicine at Mount Sinai, and Massachusetts Institute of Technology presents the development of tiny nanomedicines in the sub 100 nm range (100,000 times smaller than the diameter of a human hair strand) that are capable of encapsulating and releasing an inflammation-resolving peptide drug.http://www.eurekalert.org/pub_releases/2013-03/bawh-cui031313.php Mon, 18 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/bawh-cui031313.php(<i>Helmholtz Association of German Research Centres</i>) Carbon nanotubes and magnetic molecules are considered building blocks of future nanoelectronic systems. Their electric and mechanical properties play an important role. Researchers of Karlsruhe Institute of Technology and French colleagues from Grenoble and Strasbourg have now found a way to combine both components on the atomic level and to build a quantum mechanical system with novel properties. It is reported now in the print version of Nature Nanotechnology journal.http://www.eurekalert.org/pub_releases/2013-03/haog-nsv031513.php Fri, 15 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/haog-nsv031513.php(<i>National Institute of Standards and Technology (NIST)</i>) NIST researchers have developed a new microscope able to view and measure an important but elusive property of the nanoscale magnets used in an advanced, experimental form of digital memory. The new instrument already has demonstrated its utility with initial results that suggest how to limit power consumption in future computer memories.http://www.eurekalert.org/pub_releases/2013-03/nios-nnm031513.php Fri, 15 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/nios-nnm031513.php(<i>Purdue University</i>) New optical technologies using "metasurfaces" capable of the ultra-efficient control of light are nearing commercialization, with potential applications including advanced solar cells, computers, telecommunications, sensors and microscopes.http://www.eurekalert.org/pub_releases/2013-03/pu-tu031413.php Thu, 14 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/pu-tu031413.php(<i>University of Southampton</i>) A University of Southampton academic has received a major research grant to help him explore the limitations of quantum theory.http://www.eurekalert.org/pub_releases/2013-03/uos-mgt031413.php Thu, 14 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/uos-mgt031413.php(<i>University of Edinburgh</i>) Cancer patients could be treated more effectively in future with tiny, sensory implants that will monitor tumors in real time and in great detail.http://www.eurekalert.org/pub_releases/2013-03/uoe-tis031413.php Thu, 14 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/uoe-tis031413.php(<i>North Carolina State University</i>) Researchers from North Carolina State University have developed a new technique for creating stronger, lightweight magnesium alloys that have potential structural applications in the automobile and aerospace industries.http://www.eurekalert.org/pub_releases/2013-03/ncsu-ntc031313.php Wed, 13 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/ncsu-ntc031313.php(<i>National Institute of Standards and Technology (NIST)</i>) JILA researchers demonstrated thatinformation encoded as a specific point in atraveling microwave signal -- the vertical and horizontal positions of a wave pattern at a certain ime -- can be transferred to the mechanical beat of NIST's micro-drum and later retrieved with 65 percent efficiency.http://www.eurekalert.org/pub_releases/2013-03/nios-nmm031113.php Wed, 13 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/nios-nmm031113.php(<i>Institute of Physics</i>) The precise methodology of Richard Feynman's famous double-slit thought-experiment - a cornerstone of quantum mechanics that showed how electrons behave as both a particle and a wave - has been followed in full for the very first time.http://www.eurekalert.org/pub_releases/2013-03/iop-fde031113.php Wed, 13 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/iop-fde031113.php(<i>Case Western Reserve University</i>) Atotech Deutschland GmbH and Case Western Reserve University have signed a major research contract aimed at developing novel chemistries and processes that will enable the manufacturing of smaller semiconductor devices than heretofore possible in routine production.http://www.eurekalert.org/pub_releases/2013-03/cwru-aac031213.php Tue, 12 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/cwru-aac031213.php(<i>Arizona State University</i>) An Arizona State University engineering research team has made an advance in nano-scale laser technology that should enable the improvement of many electronic devices, producing a nanolaser that operates at room temperature without need of a refrigeration system, is powered by a simple battery instead of by another laser, and is able to emit light continuously.http://www.eurekalert.org/pub_releases/2013-03/asu-btf031113.php Tue, 12 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/asu-btf031113.php(<i>Lyncean Technologies, Inc.</i>) Lyncean Technologies, Inc. has received a Fast-Track SBIR grant of $1.1M from the Department of Energy to further develop their flagship product, the Compact Light Source, a miniature synchrotron that produces tunable, high-quality X-rays for broad scientific and industrial use. The grant will be performed in collaboration with SLAC National Accelerator Laboratory.http://www.eurekalert.org/pub_releases/2013-03/lti-lti031113.php Mon, 11 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/lti-lti031113.php(<i>Harvard University</i>) BASF SE, Harvard University, the Massachusetts Institute of Technology, and the University of Massachusetts Amherst have established a research initiative called the "North American Center for Research on Advanced Materials."http://www.eurekalert.org/pub_releases/2013-03/hu-rhi031113.php Mon, 11 Mar 2013 00:00:00 EDThttp://www.eurekalert.org/pub_releases/2013-03/hu-rhi031113.php(<i>University of Illinois College of Engineering</i>) Researchers at the University of Illinois at Urbana-Champaign report that they have measured the chemical properties of polymer nanostructures as small as 15 nm, using a novel technique called atomic force microscope infrared spectroscopy.http://www.eurekalert.org/pub_releases/2013-03/uoic-uoi030813.php Fri, 08 Mar 2013 00:00:00 ESThttp://www.eurekalert.org/pub_releases/2013-03/uoic-uoi030813.php(<i>National Institute of Standards and Technology (NIST)</i>) Tiny biomolecular chambers called nanopores that can be selectively heated may help doctors diagnose disease more effectively, according to a research team from NIST, Wheaton College and Virginia Commonwealth University.http://www.eurekalert.org/pub_releases/2013-03/nios-tm030813.php Fri, 08 Mar 2013 00:00:00 ESThttp://www.eurekalert.org/pub_releases/2013-03/nios-tm030813.php

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