Subscribe: EurekAlert! - Nanotechnology
http://www.eurekalert.org/rss/nanotechnology.xml
Preview: EurekAlert! - Nanotechnology

EurekAlert! - Nanotechnology



The premier online source for science news since 1996. A service of the American Association for the Advancement of Science.



Last Build Date: Fri, 22 Sep 2017 01:58:01 EDT

Copyright: Copyright 2017 American Association for the Advancement of Science (AAAS); All rights reserved.
 



NSF awards Indiana University $4 million to advance medical nanotechnology

Thu, 21 Sep 2017 00:00:00 EDT

(Indiana University) The Indiana University School of Informatics, Computing and Engineering has been awarded $4 million from the National Science Foundation to advance nanoscale devices to improve human health, including fighting cancer.



Goal of new tissue-chip research is to assess efficacy of novel epilepsy drugs

Thu, 21 Sep 2017 00:00:00 EDT

(Vanderbilt University) An interdisciplinary team of Vanderbilt University researchers has received a two-year, $2-million federal grant to develop an 'organ-on-chip' model for two genetic forms of epilepsy. These disorders affect both brain and heart and improved modeling could lead to new drug treatments.



Researchers demonstrate quantum teleportation of patterns of light

Thu, 21 Sep 2017 00:00:00 EDT

(University of the Witwatersrand) Nature Communications today published research by a team comprising Scottish and South African researchers, demonstrating entanglement swapping and teleportation of orbital angular momentum 'patterns' of light. This is a crucial step towards realizing a quantum repeater for high-dimensional entangled states.



Football helmet smartfoam signals potential concussions in real time

Thu, 21 Sep 2017 00:00:00 EDT

(Brigham Young University) While football-related concussions have been top of mind in recent years, people have struggled to create technology to accurately measure them in real time.BYU mechanical engineering Ph.D. student Jake Merrell and a team of researchers across three BYU departments have developed and tested a nano composite smartfoam that can be placed inside a football helmet (and pads) to more accurately test the impact and power of hits.



Stopping problem ice -- by cracking it

Thu, 21 Sep 2017 00:00:00 EDT

(Norwegian University of Science and Technology) Most efforts to control ice build-up on structures like wind turbines and solar cells involve creating a surface that repels water. But Norwegian researchers have engineered a different approach that allows ice to form on a surface, but then causes it to crack off.



Naked molecules dancing in liquid become visible

Wed, 20 Sep 2017 00:00:00 EDT

(Institute for Basic Science) IBS scientists visualize unstained chains of atoms, called polymers, moving inside tiny graphene pockets under electron microscopes.



Materials research science and engineering center receives $15.6 million grant

Wed, 20 Sep 2017 00:00:00 EDT

(Northwestern University) Home to the first materials science and engineering department in the world, Northwestern University has received a six-year, $15.6 million grant from the National Science Foundation for the University's Materials Research Science and Engineering Center. The center, which integrates educational activities with a scientific research program, is among the longest continually funded materials research centers in the country. It is one of eight Materials Research Science and Engineering Centers in the nation to be funded by the NSF this year.



Straining the memory: Prototype strain engineered materials are the future of data storage

Wed, 20 Sep 2017 00:00:00 EDT

(Singapore University of Technology and Design) Researchers from the Singapore University of Technology and Design and Shanghai Institute of Microsystems and Information Technology have strain-engineered a data storage material to store data by exploiting a process of avalanche atomic switching. Memory cells using this material substantially outperform state-of-the-art phase change memory devices.



Scientists create world's first 'molecular robot' capable of building molecules

Wed, 20 Sep 2017 00:00:00 EDT

(University of Manchester) Scientists at the University of Manchester have created the world's first 'molecular robot' that is capable of performing basic tasks including building other molecules.



Spinning a lighter, safer electrode

Wed, 20 Sep 2017 00:00:00 EDT

(Drexel University) A group of Drexel University researchers have created a fabric-like material electrode that could help make energy storage devices -- batteries and supercapacitors -- faster and less susceptible to leaks or disastrous meltdowns. Their design for a new supercapacitor, which looks something like a furry sponge infused with gelatin, offers a unique alternative to the flammable electrolyte solution that is a common component in these devices.



Metallurgy breakthrough

Wed, 20 Sep 2017 00:00:00 EDT

(HRL Laboratories) HRL Laboratories, LLC, has made a breakthrough in metallurgy with the announcement that researchers at the famous facility have developed a technique for successfully 3-D printing high-strength aluminum alloys that opens the door to additive manufacturing of engineering-relevant alloys.



Scientists make atoms-thick Post-It notes for solar cells and circuits

Wed, 20 Sep 2017 00:00:00 EDT

(University of Chicago) A study led by UChicago researchers, published Sept. 20 in Nature, describes an innovative method to make stacks of semiconductors just a few atoms thick. The technique offers scientists and engineers a simple, cost-effective method to make thin, uniform layers of these materials, which could expand capabilities for devices from solar cells to cell phones.



Getting to the heart of the matter: Nanogels for heart attack patients

Wed, 20 Sep 2017 00:00:00 EDT

(American Chemical Society) Heart disease and heart-related illnesses are a leading cause of death around the world, but treatment options are limited. Now, one group reports in ACS Nano that encapsulating stem cells in a nanogel could help repair damage to the heart.



One-way track for microwaves based on mechanical interference

Tue, 19 Sep 2017 00:00:00 EDT

(Ecole Polytechnique Fédérale de Lausanne) EPFL researchers use interference in the motion of a micrometre-size drum to route microwave signals in a single direction.



Researchers developing advanced lithium-ion and metal-air batteries

Tue, 19 Sep 2017 00:00:00 EDT

(University of Central Florida) A research lab run by University of Central Florida Professor Yang Yang is developing energy storage technologies that are cheaper, safer and more efficient.



Molecular motors: Slowing the clockwork

Tue, 19 Sep 2017 00:00:00 EDT

(Ludwig-Maximilians-Universität München) Progress on the way to smart nanomachines: Chemists of Ludwig-Maximilians-Universitaet (LMU) in Munich have modified the synthesis of a molecular motor so as to reduce the speed of its light-driven rotation, thus permitting the researchers to analyze the mechanism of motion in complete detail.



Nanocapsules enable cell-inspired metabolic reactions

Tue, 19 Sep 2017 00:00:00 EDT

(University of Basel) Researchers at the University of Basel succeeded in developing capsules capable of producing the bio-molecule glucose-6-phosphate that plays an important role in metabolic processes. The researchers were able to produce the metabolite in conditions very similar to the biochemical reaction inside natural cells. The results have been published in the scientific journal Chemical Communications.



Graphene and other carbon nanomaterials can replace scarce metals

Tue, 19 Sep 2017 00:00:00 EDT

(Chalmers University of Technology) Scarce metals are found in a wide range of everyday objects around us. They are complicated to extract, difficult to recycle and so rare that several of them have become "conflict minerals" which can promote conflicts and oppression. A survey at Chalmers University of Technology now shows that there are potential technology-based solutions that can replace many of the metals with carbon nanomaterials, such as graphene.



New mirror-coating technology promises dramatic improvements in telescopes

Mon, 18 Sep 2017 00:00:00 EDT

(University of California - Santa Cruz) At UC Santa Cruz, an electrical engineer has teamed up with astronomers to improve telescope mirrors using thin-film technology from the electronics industry. They are developing new protective coatings using an atomic layer deposition system large enough to accommodate telescope mirrors.



A new approach to ultrafast light pulses

Mon, 18 Sep 2017 00:00:00 EDT

(Massachusetts Institute of Technology) A team of MIT researchers and others has found a new way of producing high-speed pulses of light using two-dimensional molecular aggregates, which could enable new photonic devices such as optically based microchips.



Just squeeze in -- when spaces are tight, nature loosens its laws

Mon, 18 Sep 2017 00:00:00 EDT

(Drexel University) It turns out that when they're in a hurry and space is limited, ions, like people, will find a way to cram in -- even if that means defying nature's norms. Recently published research from an international team of scientists, including Drexel University's Yury Gogotsi, PhD, shows that the charged particles will actually forgo their 'opposites attract' behavior, called Coulombic ordering, when confined in the tiny pores of a nanomaterial.



New quantum phenomena in graphene superlattices

Mon, 18 Sep 2017 00:00:00 EDT

(Graphene Flagship) Graphene Flagship researchers show the first new type of quantum oscillation to be reported for thirty years. It is the first of its kind to be present at high temperature and on the mesoscale and sheds light on the Hofstadter butterfly phenomenon.



Scientists demonstrated 1.3 μm submilliamp threshold quantum dot micro-lasers on Si

Mon, 18 Sep 2017 00:00:00 EDT

(Hong Kong University of Science and Technology) A group of researchers from the Hong Kong University of Science and Technology and University of California, Santa Barbara, successfully demonstrated record-small electrically pumped micro-lasers epitaxially grown on industry standard (001) silicon substrates in a recent study. A submilliamp threshold of 0.6 mA, emitting at the near-infrared (1.3?m) was achieved for a micro-laser with a radius of 5 μm. The thresholds and footprints are orders of magnitude smaller than those previously reported lasers epitaxially grown on Si.



2-D Electronics' metal or semiconductor? Both

Mon, 18 Sep 2017 00:00:00 EDT

(Institute for Basic Science) IBS researchers produced the first 2-D field-effect transistor (FET) made of a single material.



World first: 'Storing lightning inside thunder'

Mon, 18 Sep 2017 00:00:00 EDT

(University of Sydney) In a world first, University of Sydney researchers have stored photonic information on a microchip as an acoustic wave. This allows precious extra time to store, process and then redistribute the data without relying on electronics, which produce excess heat. Such a hybrid chip could have a huge impact in cloud computing and telecommunication centres, which are overheating as we churn through data on our phones.