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Nanotechnology

News : Electronics & Computers
Engineered “Sand” May Help Cool Electronic Devices

Baratunde Cola would like to put sand into your computer. Not beach sand, but silicon dioxide nanoparticles coated with a high dielectric constant polymer to inexpensively provide improved cooling for increasingly power-hungry electronic devices.

News : Nanotechnology
Optics Breakthrough Could Revamp Night Vision

A breakthrough by an Australian collaboration of researchers could make infrared technology easy-to-use and cheap, potentially saving millions of dollars in defense and other areas using sensing devices, and boosting applications of technology to a host of new areas, such as agriculture. Infra-red...

News : Semiconductors & ICs
Wild Mushrooms Support New Battery Anodes

Researchers at Purdue University have created electrodes from a species of wild fungus called Tyromyces fissilis. Carbon fibers derived from the sustainable source have been shown to outperform conventional graphite electrodes for lithium-ion batteries.

News : Manufacturing & Prototyping
Microfluidics is Key to Mass-Producing Nanomaterials

Nanoparticles can be found in everything from drug-delivery formulations to high-definition televisions. They’re also expensive and a pain to make. Researchers at USC have created a new way to manufacture nanoparticles that will transform the process from a painstaking, batch-by-batch...

News : Electronics & Computers
Researchers Create Super-Thin Lens

Scientists at Australian National University have created a lens that measures one two-thousandth the thickness of human hair. The technology will support the development of flexible computer displays and miniature cameras.

News : Sensors/Data Acquisition
Researchers Create Evaporation-Powered Motor

Biological systems are known to convert energy generated from the evaporation of water confined within nanoscale compartments into muscle-like mechanical work in response to changes in environmental humidity. Recently, scientists designed shape-changing engineered composites of bacterial spores and...

News : Motion Control
Nano-Submarine Motors Powered by Light

Each of the single-molecule, 244-atom submersibles built at Rice University has a motor powered by ultraviolet light. With each full revolution, the motor’s tail-like propeller moves the sub forward 18 nanometers. And with the motors running at more than a million RPM, that translates into speed....

News : Electronics & Computers
Graphene-Based Inks Enable High-Speed Manufacturing of Printed Electronics

A low-cost, high-speed method for printing graphene inks using a conventional roll-to-roll printing process, like that used to print newspapers, could open up a wide range of practical applications, including inexpensive printed electronics, intelligent packaging, and...

News : Materials
Sponge-Like Material Soaks Up Oil Spills

In hopes of limiting the disastrous environmental effects of massive oil spills, scientists from Drexel University and Deakin University, in Australia, have teamed up to manufacture and test a new material. The boron nitride nanosheet absorbs up to 33 times its weight in oils and organic solvents — a...

News : Motion Control
Tiny Carbon-Capturing Motors Could Clean up Carbon Dioxide Pollution

Machines that are much smaller than the width of a human hair could one day help clean up carbon dioxide pollution in the oceans. Nanoengineers at the University of California, San Diego have designed enzyme-functionalized micromotors that rapidly zoom around in water, remove...

News : Motion Control
Single-Molecule Nanosubmarines Powered by Light

Rice University scientists have created light-driven, single-molecule submersibles that contain just 244 atoms. The motors of the "nanosubmarines" run at more than a million RPM, and the sub's top speed amounts to less than 1 inch per second.

News : Electronics & Computers
Nanotechnology Increases Storage Capability of Dielectric Capacitors

Capacitors are key components of portable electronics, computing systems, and electric vehicles. In contrast to batteries, which offer high storage capacity, but slow delivery of energy, capacitors provide fast delivery, but poor storage capacity. A great deal of effort has...

News : Motion Control
Nanoclutch Transmits Torque at Small Scales

When driving a car, the clutch mechanically carries the torque produced by the engine to the chassis of the vehicle – a coupling that has long been tested and optimized in such macroscopic machines, giving us highly efficient engines. At microscopic length scales, different physics need to be...

News : Robotics, Automation & Control
New Method Builds Microscopic Robots of Complex Shapes

Nanoengineers at the University of California, San Diego used an innovative 3D printing technology they developed to manufacture multipurpose fish-shaped microrobots that swim around efficiently in liquids, are chemically powered by hydrogen peroxide, and magnetically controlled.

News : Nanotechnology
What Makes Quantum Dots Blink?

Quantum dots are nanoparticles of semiconductor that can be tuned to glow in a rainbow of colors. Since their discovery in the 1980s, these remarkable nanoparticles have held out tantalizing prospects for all kinds of new technologies, ranging from paint-on lighting materials and solar cells to quantum computer...