Topics

Nanotechnology

News: Materials
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...

News: Imaging
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.

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...

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...

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...

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...

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...

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.

Capacitors are key components of portable electronics, computing systems, and electric vehicles. In contrast to batteries, which offer high storage capacity, but slow...

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...

Nanoengineers at the University of California, San Diego used an innovative 3D printing technology they developed to manufacture multipurpose fish-shaped microrobots that swim...

INSIDER: 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...

News: Energy
New Nanowires Absorb Light

Harvard University scientists have created nanowires with new useful properties. The wire not only absorbs light at specific wavelengths, but also light from other parts of the spectrum. The technology could have applications in areas ranging from consumer electronics to solar panels.

Researchers at Rice University have discovered a new way to make ultrasensitive conductivity measurements at optical frequencies on high-speed nanoscale electronic components. The...

News: Transportation
Nanogenerator Harvests Power from Rolling Tires

A group of University of Wisconsin-Madison engineers and a collaborator from China have developed a nanogenerator that harvests energy from a car's rolling tire friction. The technology ultimately could provide automobile manufacturers with a new way to reuse energy and provide greater vehicle...

The high cost to manufacture nanofibers has relegated them to just a few niche industries. MIT researchers developed a new technique for producing nanofibers that increases the...

News: Electronics & Computers
New Computer Operates on Water Droplets

A synchronous computer from Stanford University operates using the unique physics of moving water droplets. The work combines the manipulation of droplet fluid dynamics with a fundamental element of computer science – an operating clock.

News: Nanotechnology
New Etching Method Boosts Nanofiber Production

A new technique from MIT researchers boosts production of nanofibers fourfold, while cutting energy consumption by more than 90 percent. Potential nanofiber applications include solar cells, water filtration, and fuel cells.

News: Sensors/Data Acquisition
New Nanomaterials Mimic Bird Feathers

Inspired by the way iridescent bird feathers play with light, UC San Diego scientists have created thin-film materials in a wide range of pure colors: red, orange, yellow, and green. The hues are determined by physical structure rather than pigments.

Melanosomes, tiny packets of melanin found in the...

News: Electronics & Computers
'Gate Sensor' Detects Individual Electrons

A team of European researchers at the University of Cambridge has created an electronic device that detects the charge of a single electron in less than one microsecond. The "gate sensor" could be applied to quantum computers of the future to read information stored in the charge or spin of a single...

News: Aerospace
Engineers Develop 2D Liquid

Soft nanoparticles from a University of Pennsylvania research team stick to the plane where oil and water meet, but do not stick to one another. The interface presents a potentially useful set of properties. The nanoparticles freely move past one another while being confined to the interface, effectively acting as a...

News: Lighting
Researchers Develop Hybrid Supercapacitors

UCLA researchers have successfully combined two nanomaterials to create a new energy storage medium that combines the best qualities of batteries and supercapacitors.

The new hybrid supercapacitor stores large amounts of energy, recharges quickly, and can last for more than 10,000 recharge cycles. The...

Physical and chemical properties of nanomaterials are known to be significantly different from those having larger crystallites (i.e. bigger than nano),...

Briefs: Nanotechnology
Pyramid Micro-Electrofluidic-Spray Propulsion Thruster with Integrated Attitude and Thrust Vector Control

A micro-electrofluidic-spray propulsion (MEP) system was built on a micro scale, in which arrays of hundreds of nano-thrusters are etched on silicon wafers like ICs, only a centimeter on a side. Many dozens of these thruster chips can be...

Products: Motion Control
Nanopositioning Stages

Aerotech (Pittsburgh, PA) offers the QNP-XY series piezo nanopositioning stages with resolution to 0.15 nm, linearity to 0.007%, and repeatability to 2 nm. The stages provide a variety of travel lengths (100 μm to 600...

Briefs: Physical Sciences
Carbon Nanotube Tower-Based Supercapacitor

A new technology to create electrochemical double-layer supercapacitors is provided using carbon nanotubes as electrodes of the storage medium. This invention allows efficient transport between the capacitor electrodes through the porous nature of the nanotubes, and has a low interface resistance...

Many types of smart devices are readily available and convenient to use. The goal now is to make wearable electronics that are flexible, sustainable, and powered by ambient renewable...

News: Electronics & Computers
Wearable Nanowire Sensors Monitor Electrophysiological Signals

Researchers from North Carolina State University have developed a new, wearable sensor that uses silver nanowires to monitor electrophysiological signals, such as electrocardiography (EKG) or electromyography (EMG). The new sensor is as accurate as the “wet electrode” sensors...

Trending Stories

INSIDER: Robotics, Automation & Control

Human-Like Hands with Flexible, Hybrid Actuators

Articles: Test & Measurement

Mars 2020 – The Science of Mars 2020

Articles: Robotics, Automation & Control

Mars 2020 – Getting to Mars

Briefs: Electronics & Computers

Focal-Plane Arrays of Quantum-Dot Infrared Photodetectors

INSIDER: Electronics & Computers

Solid State Batteries With Ten Times More Current Density

Articles: Sensors/Data Acquisition

Mars 2020 – The Anatomy of Perseverance

Videos