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Aeronautics

Latest Briefs & News

Briefs : Automotive
System Enables Direct Data Transmission Between Underwater and Airborne Devices

Today, underwater sensors cannot share data with those on land, as both use different wireless signals that only work in their respective mediums. Radio signals that travel through air die very rapidly in water. Acoustic signals, or sonar, sent by underwater devices...

Briefs : Manufacturing & Prototyping
Multi-Purpose, Flexible Wing Structure for Small Unmanned Aerial Systems

Small unmanned aircraft systems (UAS), also known as micro air vehicles, are promising tools for a variety of military and commercial applications. Some small UAS have flexible wings and are lightweight, making them back-packable and easy to deploy. Most UAS that are...

Articles : Manufacturing & Prototyping
Lightweighting in Aerospace Component and System Design

Lightweighting design is an extensively explored and utilized concept in many industries, especially in aerospace applications, and is associated with the green aviation concept. The...

Briefs : Aerospace
Variable-Depth, Multilayer Liner for Aircraft Noise Reduction

NASA Langley Research Center has developed a new approach for designing aircraft liner cores for noise reduction. The cores are comprised of multiple honeycomb-shaped chambers,...

Briefs : Electronics & Computers
Self-Stabilizing, Distributed, Symmetric, Fault-Tolerant Synchronization

Distributed systems have become an integral part of safety-critical computing applications, necessitating system designs that incorporate complex fault-tolerant resource management functions to provide globally coordinated operations with ultra-reliability. As a result,...

Briefs : Software
Real-Time, Fuel-Optimal, Powered Descent Guidance Using Interpolated Time-of-Flight and Propellant Mass

Soft landing using rockets requires a trajectory to be planned for the lander from rocket ignition — typically several kilometers in altitude and moving at up to 200 m/s — to the point near the surface with near-zero velocity. The exact...

Briefs : Aerospace
Effects of Reynolds and Mach Numbers in Large Eddy Simulation of Supersonic Round Jets

Rockets/landers arrive on the Moon with supersonic speed and impact lunar regolith. There is no reliable software to computationally simulate in an effective way the supersonic plumes escaping from these rockets/devices. A Large Eddy Simulation (LES) model and...

Briefs : Aerospace
Electronics Withstand Extreme Heat

Most electronics only function within a certain temperature range but blending two organic materials together creates electronics that withstand extreme heat. The new plastic material could reliably conduct...

Articles : Manufacturing & Prototyping
Products of Tomorrow: March 2019

This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...

Question of the Week : Test & Measurement
Will ‘Developable Mechanisms’ Solve Complex Tasks?

Brigham Young University engineers have created "developable mechanisms" that they hope to use in components like surgical instruments, adjustable airplane wings, robotic arms, or vehicle cylinders. Watch the demo on Tech Briefs TV, to see how the flat shapes can be converted into 3D...

Blog : Motion Control
A Morphing Soft Actuator Expands the Motion Options
Even a shape-morphing plane is possible, says Harvard's Ehsan Hajiesmaili.
Briefs : Materials
Material Removes Ice Buildup Without Power or Chemicals

From airplane wings, to overhead power lines, to the giant blades of wind turbines, a buildup of ice can cause problems ranging from impaired performance all the way to catastrophic...

Briefs : Aerospace
Plasma Generator Using Spiral Conductors

NASA's Langley Research Center has developed a patented SansEC sensor technology for use in many different areas, including tall structures and wind turbines. The SansEC technology is a proven wireless sensing platform capable of measuring the electrical impedance of physical matter in proximity to the...

Briefs : Materials
Resin Transfer Molding (RTM) 370 Resin for High-Temperature Applications

RTM370 imide resin was developed to address the limitations of conventional imide resins, which are generated from commercially available symmetrical biphenyl...

Briefs : Medical
Foot Pedal Controller

A novel foot-pedal-operated system and device were developed to control translational and rotational movement of an object in three-dimensional (3D) space. The Foot Pedal Controller system enables operators to control...

Application Briefs : Motion Control
Robots Bring Airplane Production Up to Speed

Robots are helping a European airplane manufacturer cut into an eight-year backlog of orders for one of its most popular aircraft.

Briefs : Aerospace
Vertical Take Off and Landing (VTOL) Aircraft with Vectored Thrust for Control and Continuously Variable Pitch Attitude in Hover

Most fixed-wing VTOL unmanned aerial vehicles (UAVs) take off vertically, then transition to horizontal flight. This is a new type of UAV that has unique capability. It can vary its hover position from “nose up”...

Briefs : Aerospace
Modular Cross-Platform System Gives High-Speed Pilots Better Visual Aids

The ability to fly at supersonic speed without producing unsettling sonic booms would re-open a path to faster commercial aviation. In pursuit of aerodynamics that...

Briefs : Electronics & Computers
Optically Transparent Polyimide Aerogels

Innovators at NASA's Glenn Research Center have expanded their growing portfolio of aerogels to include a new optically transparent polyimide aerogel. Aerogels — low-density, highly porous,...

Briefs : Transportation
Device Measures Laser Power in Real Time

Lasers play roles in many manufacturing processes, from welding car parts to crafting engine components with 3D printers. To control these tasks, manufacturers must ensure that their lasers fire at...

Briefs : Aerospace
Exhaust Plume Analyzer

Exhaust plumes emanating from smoke stacks at power plants or other industrial facilities can have adverse impacts on local aviation during periods of calm winds. Adverse impacts can be exacerbated if the temperature is low or the atmosphere is unstable. While low oxygen concentrations and elevated temperatures inside the...

Briefs : Aerospace
Device for Providing Real-Time Rotorcraft Noise Abatement Information

Rotorcraft typically operate near the ground throughout the duration of the operation. For this reason, military rotorcraft are vulnerable to acoustic detection, and public acceptance of civil rotorcraft is limited by annoyance caused by rotor noise radiation. The purpose of...

Briefs : RF & Microwave Electronics
Gateway Integrates Wireless Sensors with Existing Aircraft Systems

In traditional hardwired avionics systems, sensor integration requires installation of literally tons of physical cable that significantly increases vehicle weight and the...