Briefs : Sensors/Data Acquisition
Optical Mass Sensor for Multi-Phase Flows

NASA's Marshall Space Flight Center is offering opportunities for its new fiber optic mass flow sensor system. Capable of measuring multi-phase flows in a pipe, the technology is minimally invasive,...

Briefs : Manufacturing & Prototyping
Bio-Renewable Process Creates “Green” Plastic

Plastics are often derived from petroleum, contributing to reliance on fossil fuels, and driving harmful greenhouse gas emissions.

Briefs : Sensors/Data Acquisition
Compact, High-Resolution Rotary Position Sensor

It is often desirable to sense the angular position of a rotating part. Numerous kinds of rotation sensors have been developed over the years; one type is a capacitive sensor, where a...

Briefs : Materials
Engineering Soft Materials that Mimic Neural Tissue

A process for engineering next-generation soft materials with embedded chemical networks that mimic the behavior of neural tissue lays the foundation for soft active matter with highly...

Briefs : Materials
Generating Light-Induced Electrical Current in Atomically Thin Nanomaterials

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
Switch Controls Light on a Nanoscale for Faster Information Processing

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 : Aerospace
Air Traffic Management (ATM) System

As the demand for air transportation increases, the capacity of the current U.S. ATM system will eventually be stressed to its limits. New technologies in communication, navigation, and surveillance (CNS),...

Briefs : Electronics & Computers
“Soft Hardware” Cloth Has Built-In Electronic Devices

Optical fibers have been traditionally produced by making a cylindrical object called a preform — essentially, a scaled-up model of the fiber — and then heating it. Softened...

Briefs : Electronics & Computers
Efficient Semiconductor Material for Thermal Management

Computer processors have continued to shrink down to nanometer sizes where there can be billions of transistors on a single chip. This phenomenon is described under Moore's Law, which...

Briefs : Aerospace
Wing Shape Design Reduces Vortex and Wake

It's common to see line-shaped clouds in the sky, known as contrails, trailing behind the engines of a jet airplane. What's not always visible is a vortex coming off of the tip of each wing — like...

Briefs : Sensors/Data Acquisition
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...

Briefs : Manufacturing & Prototyping
Fabricating Battery Electrodes Using 3D Printing

Additive manufacturing (3D printing) can be used to manufacture porous electrodes for lithium-ion batteries, but because of the nature of the manufacturing process, the design of these...

Briefs : Manufacturing & Prototyping
3D Printing Enables Bulk Creation of Metallic Glass Alloys

Researchers have demonstrated the ability to create amorphous metal (metallic glass) alloys on large scales using 3D printing technology. Metallic glasses lack the crystalline...

Briefs : Electronics & Computers
Soft, Pliable, 3D Stretchable Electronics

By stacking and connecting layers of stretchable circuits on top of one another, soft, pliable 3D stretchable electronics were fabricated that can pack a lot of functions while staying thin and small...

Briefs : Aerospace
Insect-Inspired Drone Deforms Upon Impact

Origami manufacturing has led to considerable advances in the field of foldable structures with innovative applications in robotics, aerospace, and metamaterials; however, existing origami are either...