Nanotechnology

Swimming Microrobots Deliver Cancer-fighting Drugs to Metastatic Lung Tumors

Engineers at the University of California San Diego have developed microscopic robots, known as microrobots, capable of swimming through the lungs to deliver...

VaCNT Makes Up a Promising Membrane Material

Researchers of Karlsruhe Institute of Technology and partners carried out steroid hormone adsorption experiments to study the interplay of forces in the small pores. They found that vertically aligned carbon nanotubes (VaCNT) of specific pore geometry and pore surface structure are suited for use as highly selective membranes.

Oxygen-Free Chemical Vapor Deposition Method to Make Graphene

Engineers are poised to clean things up with an oxygen-free chemical vapor deposition (OF-CVD) method that can create high-quality graphene samples at scale. Their work directly demonstrates how trace oxygen affects the growth rate of graphene and identifies the link between oxygen and graphene quality for the first time.

New Technique Pinpoints Nanoscale ‘Hot Spots’ in Electronics

When electronic devices like laptops or smartphones overheat, they are fundamentally suffering from a nanoscale heat transfer problem. Pinpointing the source of that problem...

3D-Printed Mini-Actuators Can Move Small Soft Robots, Lock Them Into New Shapes

Researchers from North Carolina State University have demonstrated miniature soft hydraulic actuators that can be used to control the deformation and motion of...

Molecular Crystal Motors Move Like Microbes When Exposed to Light

At first glance, Rabih O. Al-Kaysi’s molecular motors look like the microscopic worms you’d see in a drop of pond water. But these wriggling ribbons are not alive;...

Researchers Demonstrate Cutting-Edge Chip Technology for Ultra-Low Power AI Connected Devices

Researchers from NUS, together with industry partners Soitec and NXP Semiconductors, have demonstrated a new class of silicon systems that...

This Chip Safeguards User Data While Enabling Efficient Computing on a Smartphone

Health-monitoring apps can help people manage chronic diseases or stay on track with fitness goals, using nothing more than a smartphone. However, these apps...

Opening Up the Potential of Thin-Film Electronics for Flexible Chip Design

Silicon semiconductors have become the ‘oil’ of the computer age, as was demonstrated recently by the chip shortage crisis. However, one of the disadvantages of...

New Adhesive Tape Easily Picks Up and Sticks Down 2D Materials

A research team from Kyushu University, in collaboration with Japanese company Nitto Denko, has developed a tape that can be used to stick 2D materials to many different surfaces, in an easy and user-friendly way.

Exosome-Coated Stent Heals Vascular Injury, Repairs Damaged Tissue

The stent delivers regenerative stem cell-derived therapy to blood-starved tissue.

New Fuel Cell Architecture Uses Nanowires for Durability

A promising, more durable fuel cell design could help transform heavy-duty trucking and other clean fuel cell applications.

Integrating Dimensions to Get More Out of Moore’s Law

Moore's Law, a fundamental scaling principle for electronic devices, forecasts that the number of transistors on a chip will double every two years, ensuring more computing power —...

Coherent Establishes 6-inch InP Wafer Fabrication Capability

Coherent has established what the company describes as the "world's first capability for 6-inch indium phosphide (InP) wafer fabrication." The compound semiconductor and...

Miniscule Robots of Metal and Plastic

A technique enables manufacturing of minuscule robots by interlocking multiple materials in a complex way.

First Transformable Nanoscale Electronic Devices

The nanoscale electronic parts in devices like smartphones are solid, static objects that once designed and built cannot transform into anything else. But a team from University of California Irvine has reported the discovery of nanoscale devices that can transform into many different shapes and sizes even though they exist in solid states.

DNA Origami Folded into Tiny Motor

Scientists have created the world’s first working nanoscale electromotor, according to research published in the journal Nature Nanotechnology. The science team designed a turbine engineered from DNA...

A Lightweight Material Stronger than Steel

Scientists at the Columbia University, University of Connecticut, and the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory were able to fabricate a pure form of glass and coat specialized pieces of DNA with it to create a material that was not only stronger than steel, but incredibly lightweight.

Scaling Up Nano for Sustainable Manufacturing

Developed by a team led by Lawrence Berkeley National Laboratory, a self-assembling nanosheet could significantly extend the shelf life of consumer products. And because the new material is recyclable, it could also enable a sustainable manufacturing approach that keeps single-use packaging and electronics out of landfills.

Stretchable Micro-Supercapacitors to Self-Power Wearable Devices

A stretchable system that can harvest energy from human breathing and motion for use in wearable health-monitoring devices may be possible, according to an international team of researchers.

Researchers Create First Functional Semiconductor Made from Graphene

Researchers at the Georgia Institute of Technology have created the world’s first functional semiconductor made from graphene, a single sheet of carbon atoms held...

Single Drop of Ethanol to Revolutionize Nanosensor Production

Macquarie University engineers have developed a new technique to make the manufacturing of nanosensors far less carbon-intensive, much cheaper, more efficient, and more versatile — substantially improving a key process in this trillion-dollar global industry.

Novel Approach to Advanced Electronics and Data Storage with Ferroelectricity

New research from Flinders University and UNSW Sydney, published in ACS Nano, explores switchable polarization in a new class of silicon compatible metal oxides...

Researchers Demonstrate a High-Speed Electrical Readout Method for Graphene Nanodevices

The 'wonder material' graphene is well-known for its high electrical conductivity, mechanical strength, and flexibility. Stacking two layers of graphene...

Wearable Device Makes Memories and Powers Up with The Flex of a Finger

Researchers have invented an experimental wearable device that generates power from a user’s bending finger and can create and store memories, in a promising step...

On/Off Functionality for Fast, Sensitive, Ultra-Small Technologies

An ultra-small actuator has nanometer-scale precision.

New Blue Light Technique Could Enable Advances in Understanding Nanoscale Technologies

With a new microscopy technique that uses blue light to measure electrons in semiconductors and other nanoscale materials, a team of researchers is opening a new realm of possibilities in the study of these critical components, which can help power devices like mobile phones and laptops.

Making the Structure of ‘Fire Ice’ with Nanoparticles

Cage structures made with nanoparticles could be a step toward making organized nanostructures with mixed materials, and researchers at the University of Michigan have shown how to achieve this through computer simulations.

A Nanophotonic Electron Accelerator Breakthrough

Using lasers to accelerate electrons within a photonic nanostructure constitutes a microscopic alternative with the potential of generating significantly lower costs and making devices...