Topics

Nanotechnology

Briefs : Medical
Removable Implant May Control Type 1 Diabetes

For the more than 1 million Americans who live with Type 1 diabetes, daily insulin injections are literally a matter of life and death. And while there is no cure, a new device may help manage the disease.

Briefs : Nanotechnology
Fabrication Process Produces Nanostructures for Electronic Devices

Demands for improved computer processing power have led researchers to explore both new processes and other materials beyond silicon to produce electronic components....

Briefs : Semiconductors & ICs
Nano-Sized Actuator Lifts Many Times its Weight

Actuators are used in a wide variety of electromechanical systems and in robotics, in applications such as steerable catheters, aircraft wings that adapt to changing conditions, and wind...

News : Medical
First Hybrid Nanotech Device Mimicking Blood-Brain Barrier

Researchers at IIT-Istituto Italiano di Tecnologia fabricated an artificial device reproducing a 1:1 scale model of the blood-brain barrier, the anatomical and functional structure...

Who's Who : Electronics & Computers
Q&A: Dr. Yimei Zhu, Senior Physicist, Brookhaven National Laboratory, Upton, NY

Researchers at Brookhaven National Laboratory have observed how lithium moves inside individual nanoparticles that make up batteries. The finding could help companies develop batteries that charge faster and last longer.

Briefs : Manufacturing & Prototyping
Technique Enables 3D Printing of Microstructures

Two-photon lithography (TPL), a high-resolution 3D printing technique, is capable of producing nanoscale features smaller than 1/100 the width of a human hair. The technique could enable X-ray...

Briefs : Materials
New Methods in Preparing and Purifying Nanomaterials

Innovators at NASA’s Glenn Research Center have made several breakthroughs in treating hexagonal boron nitride (hBN) nanomaterials, improving their properties to supplant carbon nanotubes in many applications. These inventors have greatly enhanced the processes of intercalation and...

Briefs : Motion Control
Control for Molecular Machines

Scientists around the world are working on new technologies for the nanofactories of the future, which one day could be used to analyze biochemical samples or produce active medical agents. The required...

Briefs : Mechanical & Fluid Systems
Miniature “Pop-Up” Robot Combines Micrometer Precision and High Speed

Because of their high precision and speed, Delta robots are deployed in many industrial processes, including pick-and-place assemblies, machining, and welding. Delta...

Articles : Nanotechnology
Protecting Sensitive Instruments with Piezo-Driven Active Vibration Isolation Platforms

As the need for nano precision has become increasingly important in many fields of research and manufacturing — such as microelectronics fabrication,...

Briefs : Medical
Process Enables 3D Printing of Nanoscale Metal Structures

In 3D printing — also known as additive manufacturing — an object is built layer-by-layer, allowing for the creation of structures that would be impossible to manufacture by...

Briefs : Energy
Method Reduces Glass Surface Reflections to Nearly Zero

Most electronic devices have glass or plastic covers that protect against dust, moisture, and other environmental contaminants, but light reflection from these surfaces can make...

Articles : Nanotechnology
Sandia National Laboratories

Sandia National Laboratories — headquartered in Albuquerque, MN, with a principal lab in Livermore, CA — is operated and managed by National Technology and Engineering Solutions of Sandia, LLC (a wholly owned...

Briefs : Test & Measurement
Ultra-Sensitive Temperature Sensor

A temperature sensor with practically no effect at all on the temperature of the object measured has been created in the laboratory by researchers at the University of São Paulo (USP) and the University of Campinas (UNICAMP) and is awaiting a patent for commercial production.

Briefs : Medical
Wearable Microneedles

A new painless and minimally invasive microneedle technology can extract large volumes of pure interstitial fluid for further study. Developed at Sandia Labs and the University of New Mexico, the microneedles are a few...

Briefs : Electronics & Computers
Magnetic Cooling of Nanoelectronic Chips

High-tech refrigerators have been used to reach temperatures as close to absolute zero as possible — 0 kelvin or -273.15 °C. Physicists aim to cool equipment to as close to absolute zero as...

INSIDER : Electronics & Computers
"Green" Device Generates Electricity from Motion

A wireless triboelectric nanogenerator (W-TENG) generates electricity from motion and vibrations. It consists of a biodegradeable polymer and graphene. When the two materials are brought...

Briefs : Semiconductors & ICs
Advanced Carbon Aerogels for Energy Applications

Carbon aerogels (CAs) are nano-porous carbons comprising a particularly significant class of carbon nano-materials for a variety of sustainable energy applications. Carbon aerogels are...

Briefs : Electronics & Computers
Novel, Solid-State Hybrid Ultracapacitor Battery

NASA's Marshall Space Flight Center has developed a solid-state ultracapacitor with a unique combination of high capacitance and battery-like discharge characteristics. The high capacitance in...

INSIDER : Photonics/Optics
Scientists Develop Extreme Light Trapping Technology

A silicon solar cell harvests the energy of the sun as light travels down through light-absorbent silicon. To reduce weight and cost, solar cells are thin, and while silicon absorbs...

Articles : Nanotechnology
Carbon Nanotube Resin Shores Up Boats and Bikes

Spinoff is NASA’s annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services in the fields of health and medicine, consumer goods, transportation, public safety, computer technology, and...

INSIDER : Photonics/Optics
Engineers Invent Method to Control Light Propagation in Waveguides

A team of Columbia Engineering researchers, led by Applied Physics Assistant Professor Nanfang Yu, has invented a method to control light propagating in confined pathways, or waveguides, with high efficiency by using nano-antennas. To demonstrate this technique, they built...

Articles : Aerospace
Spinoff: Wireless Platform Integrates Sensors with Smartphones

In 2007, when the Department of Homeland Security (DHS) issued a call for a sensor that could equip a smartphone with the ability to detect dangerous gases and chemicals, Ames Research Center scientist Jing Li had a ready response. Four years earlier, she led a team that wrote a...

News : Communications
Tiny Graphene Radios May Lead to Internet of Nano-Things

For wireless communication, we’re all stuck on the same traffic-clogged highway — it’s a section of the electromagnetic spectrum known as radio waves. Advancements have made the...

News : Sensors/Data Acquisition
Supersonic Spray Yields New Nanomaterial for Bendable, Wearable Electronics

A new, ultrathin film that is both transparent and highly conductive to electric current has been produced by a cheap and simple method devised by an international...

News : Medical
Microwaves Target Deep Tumors

Physicists at the University of Texas at Arlington have shown that using microwaves to activate photosensitive nanoparticles produces tissue-heating effects that ultimately lead to cell death within solid tumors. The new concept, which combines microwaves with photodynamic therapy, opens new avenues for targeting...

News : Electronics & Computers
Scientists Find Twisting 3-D Electron Raceway in Nanoscale Crystal Slices

Researchers have created an exotic 3-D racetrack for electrons in ultrathin slices of a nanomaterial they fabricated at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab). The international team of scientists from Berkeley Lab, UC Berkeley,...

News : Sensors/Data Acquisition
Glucose-Sensing Contact Lens Enables Noninvasive Testing

Blood testing is the standard option for checking glucose levels, but a new technology could allow noninvasive testing via a contact lens that samples glucose levels in tears. Glucose is a good target for optical sensing, and especially for what is known as surface-enhanced Raman...

News : Manufacturing & Prototyping
Nanoscale Sculpturing of Metals Can Improve Biocompatibility for Implants

How metals can be used depends particularly on the characteristics of their surfaces. A research team at Kiel University has discovered how they can change the surface properties without affecting the mechanical stability of the metals or changing the metal characteristics...

News : Materials
Morphing Nanotubes into Tougher Carbon for Aerospace

Rice University materials scientists are making nanodiamonds and other forms of carbon by smashing nanotubes against a target at high speeds. The process will enrich the knowledge of engineers who design structures that resist damage from high-speed impacts. The diamonds are the result of a...