Topics

Aerospace

Briefs : Materials
Compact Termination for Structural Soft Goods

Space environments are particularly harsh for the high-strength fibers NASA relies on for soft structures. Kevlar, Nomex, Nylon, and other synthetic fibers are broken down by exposure to the combination of vacuum, atomic oxygen, and ultraviolet radiation. Glass fiber offers unique advantages for...

Briefs : Medical
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...

Briefs : Test & Measurement
Affordable Vehicle Avionics (AVA)

NASA Ames Research Center has developed a novel, low-cost, self-contained guidance system for small payload operators. Small satellites are becoming ever more capable of performing valuable missions for both...

Briefs : Motion Control
VTOL UAV with the Cruise Efficiency of a Conventional Fixed-Wing UAV

NASA Langley Research Center has developed Greased Lightning, the first unmanned aerial vehicle (UAV) that combines vertical take-off and landing (VTOL) capability with...

Application Briefs : Manufacturing & Prototyping
3D-Printed Parts Key to NASA’s Orion Mission
Stratasys Ltd.
Eden Prairie, MN
www.stratasys.com

Orion is NASA’s spacecraft that will send astronauts to the Moon and beyond. Orion’s next test flight, dubbed Exploration...

Briefs : Sensors/Data Acquisition
Ground-Based System Guides UAVs to Avoid Collisions

The Federal Aviation Administration (FAA) averages more than 100 reports a month of interactions between unmanned aircraft systems (UAS) and commercial or private planes. For UAS to fly in...

Briefs : Aerospace
Airborne Background Oriented Schlieren Technique

NASA has developed a novel method to render visible the density changes in air that cause a refractive index change by an airborne vehicle. These density changes include shock waves, vortices,...

Briefs : Transportation
Using Vanadium Dioxide to Create Programmable Electronic Functions

Vanadium dioxide’s unique properties make it ideally suited for outperforming silicon and giving rise to a new generation of low-power electronic devices. This compound can...

Briefs : Sensors/Data Acquisition
Auto-Zero Differential Amplifier

Engineers in the NASA Goddard Space Flight Center Instrument Electronics Development Branch have developed a chopper-stabilized auto-zero amplifier capable of amplifying signals with extremely small amplitude originating from a thermopile-based infrared (IR) sensor. The instrument is self-adjusting in that it...

White Papers : Aerospace
DO-178C Best Practices For Engineers & Managers

In avionics development, there is little margin for error, particularly when safety is on the line. What best practices can be applied to avionics?

White Papers : Software
DO-254 Benefits Versus Costs

DO-254, the design assurance guideline for airborne electronic hardware, is considered by many to be a simple cut/paste of DO-178, its avionics software sibling. Surely, as with wine and beer, both are fermented liquids which become increasingly expensive with increased complexity. While similarities abound, so do...

Blog : Aerospace
A 'Solid' Idea for Powering Spacecraft: Thermoacoustics
Researchers from Purdue University demonstrated that thermoacoustics properties could theoretically occur in solids as well as liquids.
White Papers : RF & Microwave Electronics
Tuning in to Antenna Design

Using engineering simulation, big compute and 3-D printing, Optisys achieves orders-of-magnitude reduction in antenna size and weight while reducing development time. By leveraging ANSYS electromagnetic and structural simulation tools running on Rescale’s big compute platform, this startup’s engineers take full...

White Papers : Defense
Test Engineering Insights for Aerospace and Defense

You are consistently evaluated on your ability to manage cost and risk, whether you’re putting pen to paper for your next program bid or serving as a portfolio manager for software engineers to support a growing inventory of legacy testers.

Articles : Test & Measurement
All-in-One Lab Device Gets New Instruments via Software Update

Spinoff is NASA’s annual publication featuring successfully commercialized NASA technology. This commercialization has contributed to the development of products and services...