Graphene quantum dot flash memories look promising for data storage
(Phys.org) —Today's commercial flash memories usually store data as electric charge in polysilicon layers. Because polysilicon is a single continuous material, defects in the material can interfere...
View ArticleFundamental photoresist chemistry findings could help extend Moore's Law
(Phys.org) —Over the years, computer chips have gotten smaller thanks to advances in materials science and manufacturing technologies. This march of progress, the doubling of transistors on a...
View ArticleUsed-cigarette butts offer energy storage solution
A group of scientists from South Korea have converted used-cigarette butts into a high-performing material that could be integrated into computers, handheld devices, electrical vehicles and wind...
View ArticleResearchers build first 3D magnetic logic gate
(Phys.org) —The integrated circuits in virtually every computer today are built exclusively from transistors. But as researchers are constantly trying to improve the density of circuits on a chip, they...
View ArticleNon-volatile memory improves energy efficiency by two orders of magnitude
(Phys.org) —By using voltage-generated stress to switch between two magnetic states, researchers have designed a new non-volatile memory with extremely high energy efficiency—about two orders of...
View ArticleA new dimension for integrated circuits: 3-D nanomagnetic logic
Electrical engineers at the Technical University Munich (TUM) have demonstrated a new kind of building block for digital integrated circuits. Their experiments show that future computer chips could be...
View ArticleNanoparticles give up forensic secrets
A group of researchers from Switzerland has thrown light on the precise mechanisms responsible for the impressive ability of nanoparticles to detect fingermarks left at crime scenes.
View ArticleLeading the charge for panel-powered car
A car powered by its own body panels could soon be driving on our roads after a breakthrough in nanotechnology research by a QUT team.
View ArticleRotating nanotube motors offer glimpse of future nanodevices
As one of the simplest and tiniest of all motors, a double-walled carbon nanotube (DWCNT) with a rotating inner tube and fixed outer tube may one day play a major role in a variety of future...
View ArticleKitchen sponge supercapacitor has many porous benefits
By dipping small pieces of an ordinary kitchen sponge into solutions of nanoscale electrode materials, scientists have created a light-weight, low-cost supercapacitor that benefits from the sponge's...
View ArticleNovel approach for high performance field emission electron sources
Enhancing the electron emission of multiwall carbon nanotubes (MWCNT) is key for applications ranging from cold cathodes used in high-resolution electron microscopes to portable X-ray imaging systems....
View ArticleNanotubes with two walls have singular qualities
Rice University researchers have determined that two walls are better than one when turning carbon nanotubes into materials like strong, conductive fibers or transistors.
View ArticleScientists develop atomic-scale hardware to implement natural computing
(Phys.org)—Despite the many great achievements of computers, no man-made computer can learn from its environment, adapt to its surroundings, spontaneously self-organize, and solve complex problems that...
View ArticleNano-policing pollution
Pollutants emitted by factories and car exhausts affect humans who breathe in these harmful gases and also aggravate climate change up in the atmosphere. Being able to detect such emissions is a...
View ArticleUsed cigarette butts offer energy storage solution
Scientists in South Korea have developed a new way to store energy that also offers a solution to a growing environmental problem.
View ArticleAmoeba-inspired computing system outperforms conventional optimization methods
(Phys.org)—Researchers have designed and implemented an algorithm that solves computing problems using a strategy inspired by the way that an amoeba branches out to obtain resources. The new algorithm,...
View ArticleNew microfiber emitters boost production of versatile fibers fourfold, cut...
Nanofibers—polymer filaments only a couple of hundred nanometers in diameter—have a huge range of potential applications, from solar cells to water filtration to fuel cells. But so far, their high cost...
View ArticleMagnetic hyperthermia, an auxiliary tool in cancer treatments
Hyperthermia (increase in body temperature) has been used for centuries to combat tumours and reduce their effects. The aim of research by the physicist Eneko Garaio is hyperthermia but using a...
View Article'Straintronic spin neuron' may greatly improve neural computing
(Phys.org)—Researchers have proposed a new type of artificial neuron called a "straintronic spin neuron" that could serve as the basic unit of artificial neural networks—systems modeled on human brains...
View ArticleA cost-effective solution to tuned graphene production
Graphene has been called the miracle material but the single-atomic layer material is still seeking its place in the materials world. Now a method to make 'defective' graphene could provide the answer.
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