Topics

Nanotechnology

Briefs : Materials
Nano/Micro Mechanical Environmental Test Cell

A device and method have been developed to conduct compression and tensile tests on soft materials such as flocculated sediments, biopolymers, biological materials, and food stuffs. The device...

Briefs : Nanotechnology
Microtesting Rig

The measurement of mechanical behavior in very small samples whose dimensions are on the order of microns and below can offer advantages over conventional macroscopic testing in many instances. Motivations for investigating...

Briefs : Medical
Electrical Contact to Molecules in Semiconductor Structures

To further develop semiconductor technology, the field of molecular electronics is seeking to manufacture circuit components from individual molecules instead of silicon. Because of...

Briefs : Materials
High-Kinetic-Energy Penetrator Shielding and High-Wear-Resistance Materials Fabricated with Boron Nitride Nanotubes and BNNT Polymer Composites

In recent years, anti-penetration materials have been more widely used for armor, bulletproof vests, and micrometeoroid and orbital debris protection layers for space-suits, space vehicles, and...

Briefs : Photonics/Optics
Faster Photons Could Make Data Totally Secure

Transferring data using light passed along fiber optic cables has become increasingly common over the past decades, but each pulse currently contains millions of photons. That means that in principle, a portion of these could be intercepted without detection. Secure data is already encrypted, but if...

Briefs : Semiconductors & ICs
Atomically Thin Device Transmits Signals Across a Broad Frequency Range

The challenge of miniaturizing devices and systems is also achieving a broader dynamic range of detection for small signals such as sound, vibration, and radio...

Briefs : Semiconductors & ICs
Faster, More Efficient Information Processing

For decades, computer chips have been shrinking thanks to a steady stream of technological improvements in processing density. Experts have, however, been warning that we'll soon reach the end of the trend known as Moore's Law, in which the number of transistors per square inch on integrated circuits...

Briefs : Sensors/Data Acquisition
The Ultimate ‘Smell Test’: Device Sends Rotten Food Warning to Smartphones

When it comes to the “smell test,” the nose isn't always the best judge of food quality. Now in a study appearing in ACS’ journal Nano Letters, scientists...

Briefs : Photonics/Optics
A Nanotech Sensor Turns Molecular Fingerprints into Bar Codes

Infrared spectroscopy is the benchmark method for detecting and analyzing organic compounds. However, that requires complicated procedures and large, expensive instruments, making...

Briefs : Imaging
COSMIC Impact: Next-Gen X-Ray Microscopy Platform

A next-generation X-ray beamline now operating at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) brings together a unique set of capabilities to measure the...

INSIDER : Semiconductors & ICs
Tiny Defects in Semiconductors Created ‘Speed Bumps’ or Electrons. UCLA Researchers Cleared the Path

UCLA scientists and engineers have developed a new process for assembling semiconductor devices. The advance could lead to much more...

Briefs : Medical
Printing Flexible, Stretchable Silver Nanowire Circuits

Silver nanowires have drawn significant interest in recent years for use in many applications ranging from prosthetic devices to wearable health sensors due to their flexibility,...

Briefs : Electronics & Computers
Supersonic Waves Enable Heat Management in Electronics Devices

Researchers have observed waves of atomic rearrangements, known as phasons, propagating supersonically through a vibrating crystal lattice — a discovery that may dramatically...

Articles : Materials
Plant Food for Space Grows Crops on Earth

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...

Briefs : Aerospace
Water-Repellent Nanotextures Possess Anti-Fogging Capability

Some insect bodies have evolved the ability to repel water and oil, adhere to different surfaces, and eliminate light reflections. Scientists have been studying the physical mechanisms underlying these properties found in nature and mimicking them to design materials for use in...

Blog : Test & Measurement
Researchers Ready Cell-Sized Robots for Inspection Tasks

Researchers at MIT have created cell-sized robots that may someday be used to inspect and analyze hard-to-reach locations, from oil pipelines to the human body.

Articles : Medical
Los Alamos National Laboratory

Established in 1943, Los Alamos National Laboratory (LANL) in New Mexico was site Y of the Manhattan Project for a single purpose: to design and build an atomic bomb, which took just 27 months. The Los Alamos...

Briefs : Manufacturing & Prototyping
3D-Printed Device Produces Nanofiber Meshes

Nanofibers are useful for any application that benefits from a high ratio of surface area to volume, such as solar cells that maximize exposure to sunlight, or fuel cell electrodes that catalyze...

Briefs : Medical
3D-Printed Biomaterials Degrade on Demand

Stereolithography — a method of 3D printing — uses an ultraviolet laser controlled by a computer-aided design system to trace patterns across the surface of a photoactive polymer solution. The...

Briefs : Nanotechnology
Imaging Flexible DNA ‘Building Blocks’ in 3-D

Over the past decade, researchers have been working to create nanoscale materials and devices using DNA as construction materials through a process called DNA origami. A single long “sca...

Briefs : Photonics/Optics
Solving a Problem that Plagues Scanning Tunneling Microscopes

Researchers at the University of Texas at Dallas have solved a longstanding problem that has been plaguing the scanning tunneling microscope for more than 35 years: How to prevent the tip of a scanning tunneling microscope from crashing into the surface of a material during imaging or...

INSIDER : Electronics & Computers
New One-Dimensional Material Has Applications in Nanometer-Scale Transistors and Circuits
Quasi-1D materials will play an important role in device miniaturization.
Briefs : Mechanical & Fluid Systems
Precision CNT Cutting Mechanism

NASA Langley Research Center has developed a simple mechanism for the clean cutting of high-strength and high-toughness carbon nanotube/poly-mer fiber composites on demand without high blade wear or...

Briefs : Materials
Composite Film Enables Windows that Switch from Transparent to Color

Commercial buildings in the United States account for nearly 40% of the total energy consumption. Among them, electricity is the largest energy source for buildings....

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 : Mechanical & Fluid Systems
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 : Test & Measurement
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...