Topics

Nanotechnology

Q&A : Test & Measurement
Q&A: Brookhaven's Dr. Yimei Zhu Observes How Lithium Moves Inside Batteries

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 : Electronics & Computers
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 : Aerospace
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 : Robotics, Automation & 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...

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

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

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...

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...

Facility Focus : Materials
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 : Nanotechnology
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...

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...

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...

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...

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...

NASA Spinoff : 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 : Nanotechnology
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...

NASA Spinoff : Manufacturing & Prototyping
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 paper on the...

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...

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 : Nanotechnology
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 : Materials
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 : Photonics/Optics
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 : Materials
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 : Nanotechnology
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...

News : Energy
Nanomaterial Could Speed Up Electric Vehicle Charging

A new material could one day speed up the charging process of electric cars and help increase their driving range. Researchers have combined a covalent organic framework (COF) – a strong, stiff polymer with an abundance of tiny pores suitable for storing energy – with a very conductive...

News : Materials
Advanced Spray-On Material Repels Water

A new spray-on material from engineers at The Australian National University (ANU) offers a more robust waterproofing capability than previous coatings. Combining two plastics, one tough and one flexible, the invention could eventually be used to protect mobile phones, de-ice airplane parts, or keep boat...

News : Materials
Plastic-Based Textile Leads to 'Cool' Clothes

A low-cost, plastic-based textile from Stanford University engineers could cool the body efficiently when woven into clothing.

News : Materials
Molecular Switch for Controlling Color

A collaboration of researchers from Kumamoto, Yamaguchi, and Osaka Universities in Japan have discovered a new method of drastically changing the color and fluorescence of a particular compound using only oxygen (O2) and hydrogen (H2) gases. The fully reversible reaction is environmentally friendly since it...

Question of the Week
Will Cooling Coatings Catch On?

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