To avoid some of the design challenges involved in creating micro-scale air vehicles that mimic the flapping of winged insects or birds, Georgia Tech researchers propose using flexible wings that are driven by a simple sinusoidal flapping motion.
UC Berkeley researcher finds potential adverse health effects merit caution.
A group from JILA—a joint venture of NIST and the University of Colorado—finds tiny assemblies of biomolecules for subsequent detailed imaging by combining precision laser optics with atomic force microscopy.
Rensselaer Polytechnic Institute Professor James Jian-Qiang Lu was recognized recently for his innovative research and technical achievements toward the design and realization of 3-D integrated computer chips.
A vaginal gel that affords both contraception and HIV protection using nanoparticles that carry bee venom is one of the bold, unconventional ideas that won a 2010 Grand Challenges Explorations grant from the Bill & Melinda Gates Foundation.
Researchers have reached a significant milestone in their development of nanometer-scale generators that harvest mechanical energy from the environment using an array of tiny nanowires: the ability to power conventional electronic devices such as liquid-crystal displays.
Employing new drug-engineering technology that is part of an advanced science called nanomedicine, a Cedars-Sinai research team has created a “nanobioconjugate” drug that may be given by intravenous injection and carried in the blood to target the brain tumor. It is engineered to specifically permeate the tumor cell wall, entering endosomes, mobile compartments within cells.
A $16-million, five-year grant by the National Cancer Institute's nanomedicine initiative blends the expertise of five research institutions to focus an array of innovative nanotechnologies on improving the outcome of patients with ovarian or pancreatic cancers.
James Evans and Patricia Thiel, of Iowa State University and the Ames Laboratory, say a better understanding of a process called coarsening could improve the stability of nanotechnologies. They describe the emerging field of study in the Oct. 29 Science.
Researchers at the University at Buffalo have developed a novel technology using quantum dots that is expected to have major implications for research and treatment of tuberculosis, as well as other inflammatory lung diseases.
Researchers at Rensselaer Polytechnic Institute developed a new method for using water to tune the band gap of the nanomaterial graphene, opening the door to new graphene-based transistors and nanoelectronics.
Canadian researchers used a microwave oven to dramatically decrease the cooking time for a molecular self-assembly process, thus making it a possible alternative to the conventional lithography process for use in patterning semi-conductors.
While swimmers and boaters along any shore consider the slimy green film that coats everything from rocks to docks as a nuisance, University of New Haven (UNH) chemical engineering student Nicole Reardon and Assistant Professor Shannon Ciston, Ph.D. think otherwise. They view the slime, or biofilm, as a complex community that may hold the key to informing humanity of the true environmental impact of the chemical nanoparticles that find their way from area kitchens, baths and garages into Long Island Sound.
A team of researchers led by Penn State report on the development of an engineered nanoscale thin film that mimics the unusual abilities of insects to walk on water and gecko's to climb walls.
Vikas Berry, assistant professor of chemical engineering, has spent three years researching graphene, a form of carbon that is only one atom thick.
Just as landscape photographs shot in low-angle light dramatically accentuate subtle swales and mounds, depositing metal vapors at glancing angles turns a rough surface into amazing nanostructures with a vast range of potential properties.
Researchers from Massachusetts have found a way to store energy in thin carbon nanotubes by adding fuel along the length of the tube, chemical energy, which can later be turned into electricity by heating one end of the nanotubes.
University of Virginia chemical engineers Robert J. Davis and Matthew Neurock have uncovered the key features that control the high reactivity of gold nanoparticles in a process that oxidizes alcohols in water. The research is an important first step in unlocking the potential of using metal catalysts for developing biorenewable chemicals.
Twisting spires, concentric rings, and gracefully bending petals are a few of the new three-dimensional shapes that University of Michigan engineers can make from carbon nanotubes using a new manufacturing process.
In cold weather, many children can’t resist breathing onto a window and writing in the condensation. Now imagine the window as an electronic device platform, the condensation as a special conductive gas, and the letters as lines of nanowires.
Theoretical work done at the Department of Energy’s Oak Ridge National Laboratory has provided a key to understanding an unexpected magnetism between two dissimilar materials.
Balaji Sitharaman, Ph.D., of Stony Brook University, is a recipient of the NIH Director’s New Innovator Award. He is engineering a nanotechnology-based theranostic for combined non-invasive imaging and treatment of bone loss.
Researchers at the Georgia Institute of Technology have developed a new “templated growth” technique for fabricating nanometer-scale graphene devices. The method addresses what had been a significant obstacle to the use of this promising material in future generations of high-performance electronic devices.
Chemists can now deliver a dormant toxin into a select site such as a tumor, then chemically trigger the toxin to de-cloak and attack from within. It could yield a sophisticated new anti-cancer therapeutic drug delivery system for living cells. Details appear in the current issue of Nature Chemistry.
While refining their novel method for making nanoscale wires, chemists at NIST discovered an unexpected bonus -- a new way to create nanowires that produce light similar to that from light-emitting diodes.
Low-cost, non-invasive nanomedicine tool monitors signaling gas in exhaled breath.
The NIST Center for Nanoscale Science and Technology will award a five-year cooperative agreement totaling $15 million to the University of Maryland, College Park for a new postdoctoral researcher and visiting fellow program providing as many as 100 researchers with one- to two-year appointments at the CNST.
An $18 million research program headed by Washington University School of Medicine in St. Louis will research therapies and diagnostic tools for heart and lung diseases that use nanotechnology.
1) Nanoscale proteomic method identifies potential biomarkers; 2) Specific isoforms of signaling proteins associated with clinical response to agents that target cancer pathways; 3) Nanoscale profiling can help distinguish malignant and non-malignant cells.
Conductive polymers are plastic materials with high electrical conductivity that promise to revolutionize a wide range of products including TV displays, solar cells, and biomedical sensors. A team of McGill University researchers have now reported how to visualize and study the process of energy transport along one single conductive polymer molecule at a time, a key step towards bringing these exciting new applications to market.
The National Cancer Institute has awarded a five-year, $13.6 million grant to the University of North Carolina at Chapel Hill’s Carolina Center of Cancer Nanotechnology Excellence (C-CCNE) based at the UNC Lineberger Comprehensive Cancer Center, for research to improve the diagnosis and treatment of cancer through applying/using advances in nanotechnology.
Laser ablation is well known in medical applications like dermatology and dentistry, and for more than a decade it has been used to vaporize materials that are difficult to evaporate for high-tech applications like the deposition of superconductors. Now researchers in the Journal of Applied Physics have studied the properties of femtosecond laser ablation plumes to better understand how to apply them to specialized films.
The multi-welled microplate, long a standard tool in biomedical research and diagnostic laboratories, could become a thing of the past thanks to new electronic biosensing technology developed by a team of microelectronics engineers and biomedical scientists at the Georgia Institute of Technology.
Nanotechnology advances at the University of Arkansas at Little Rock creates two new businesses to market a solution to a $600 billion global business problem -- counterfeit products.
Two groups of scientists who rarely get together will jointly consider the technological future of nanoscale materials in a workshop that will meet at the University of Chicago’s Kersten Physics Teaching Center from Sept. 16-18.
As industries and consumers increasingly seek improved battery power sources, cutting-edge microscopy performed at the Department of Energy's Oak Ridge National Laboratory is providing an unprecedented perspective on how lithium-ion batteries function.
A new "on-chip" method for sorting and identifying bacteria has been created by biomedical engineers in Taiwan. Described in the journal Biomicrofluidics, the discovery may lead to portable devices that could be used for analyzing bacteria-infected blood, finding the causes of urethral irritation, and for screening raw milk and other foods.
The NSF funded project titled, “Collaborative Research: New Graph Theory from and for Nanoconstruct Design Strategies,” focuses on using mathematics and computers to design nanoconstructs to carry out practical jobs in the future. These could be applied to such tasks as directing medicines within the body to precisely the right location for effective drug delivery, or any number of other challenges in chemistry, biology and other areas.
As semiconductor manufacturers build ever smaller components, circuits and chips at the nano scale become less reliable and more expensive to produce. The variability in their behavior from device to device and over their lifetimes – due to manufacturing, aging-related wear-out, and varying operating environments – is largely ignored by today’s mainstream computer systems.
Researchers at the Georgia Institute of Technology have developed a new class of electronic logic device in which current is switched by an electric field generated by the application of mechanical strain to zinc oxide nanowires.
On Sept. 13, NIST, the Federal Laboratory Consortium, the Maryland Technology Development Corporation (TEDCO), and the Montgomery County Department of Economic Development will co-sponsor a nanotechnology forum on NIST's Gaithersburg, Md., campus.
Researchers at NIST have developed a simple process for producing near-perfect nanocrystals that will enable studies of physical and chemical properties that affect how nanoparticles interact with the world around them.
Physicists at NIST have used a small crystal of ions to detect forces at the scale of yoctonewtons.
Physicists at China's Wuhan University discovered that nanospheres combined with a nanorod dimer could be used to solve the problem of measurement sensitivity at the nanoscale -- work reported in the Journal of Applied Physics.
NanoEngineers at the University of California, San Diego are designing new types of lithium-ion (Li-ion) batteries that could be used in a variety of NASA space exploration projects – and in a wide range of transportation and consumer applications. NEI Corporation and UC San Diego recently won a Phase II Small Business Technology Transfer contract from NASA to develop and implement high energy density cathode materials for lithium batteries.
In a step toward more efficient, smaller and higher-definition display screens, a University of Michigan professor has developed a new type of color filter made of nano-thin sheets of metal with precisely spaced gratings.
Future flash memory could be faster and store more data without changing its basic design by using a clever nanocrystal material proposed by scientists at Taiwan's Chang Gung University, who describe a new logical element made with the rare earth material gadolinium in the journal Applied Physics Letters.
Nanoscale simulations and theoretical research performed at the Department of Energy’s Oak Ridge National Laboratory are bringing scientists closer to realizing graphene’s potential in electronic applications.
Breakthrough discovery enables nanoscale manipulation of the piezoelectric effect.
Harnessing darkness for practical use, researchers at the National Institute of Standards and Technology (NIST) have developed a laser power detector coated with the world's darkest material—a forest of carbon nanotubes that reflects almost no light across the visible and part of the infrared spectrum.
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