Topics

Nanotechnology

Briefs: Materials

A new method increases the service life of concrete structures by reducing the infiltration rates of deleterious ions. The key is a nano-sized additive that slows down penetration of...

Briefs: Energy

Colloids — insoluble particles or molecules anywhere from a billionth to a millionth of a meter across — are so small they can stay suspended indefinitely in a liquid or even in air. Robots about...

Briefs: Manufacturing & Prototyping

Current density is the amount of electrical current per cross-sectional area at a given point. As transistors in integrated circuits become smaller and smaller, they need higher and higher...

Briefs: Imaging

Fabricated using inexpensive and widely available organic pigments used in printing inks and cosmetics, an artificial retina was developed that consists of tiny pixels like a digital camera sensor on...

Articles: Medical
FUTURE ANTENNA MINIATURIZATION MECHANISM: MAGNETOELECTRIC ANTENNAS Hwaider Lin and Nian-Xiang Sun, Northeastern University, Boston, MA USA

Antenna...

Articles: Materials
INVISIBLE GLASS

Brookhaven National Laboratory’s Center for Functional Nanomaterials (CFN) has developed a method for creating surface nanotextures that effectively...

Articles: Materials
DON’T MELT. MELD.™

The MELD™ technology enables additive manufacturing (AM) of metals. This patented process is unique because there is no...

Articles: Aerospace
AEROGELS FROM ENVIRONMENTAL WASTES FOR NOVEL ENGINEERING APPLICATIONS Associate Prof. Hai Minh Duong and Prof. Nhan Phan-Thien, National University of Singapore...
Briefs: Nanotechnology

A technique that enables on-demand control of composite behavior could enable a variety of new capabilities for future rotorcraft design, performance, and maintenance. The focus of the research was on...

Briefs: Materials

When hit with light, semiconductors (materials that have an electrical resistance in between that of metals and insulators) generate an electric current....

Briefs: Electronics & Computers

Photons, or units of light, are faster than electrons and could, therefore, process information faster from smaller chip structures. A switch was designed that bypasses a...

Briefs: Mechanical & Fluid Systems
Polymer Nanofiber-Based Reversible Nano-Switch/Sensor Schottky Diode (nanoSSSD) Device

Innovators at NASA's Glenn Research Center have developed a unique nano-structure device that operates as a nano-switch/sensor for detecting toxic gases and ultraviolet (UV) radiation. Conventional microsensors are limited by their short life, high cost and...

Blog: Manufacturing & Prototyping
A new approach to structural coloration is more freeform than you might expect.
Briefs: Test & Measurement

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: Data Acquisition

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: Nanotechnology

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: Aerospace
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: Communications
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

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: Materials
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

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: Test & Measurement

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

Briefs: Test & Measurement

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: Electronics & Computers

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

Briefs: Manufacturing & Prototyping

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

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

NASA Spinoff: Green Design & Manufacturing

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 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.

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