Keyword: Aerodynamics

Briefs: Photonics/Optics

New graphene printing technology can produce electronic circuits that are low-cost, flexible, highly conductive, and water-repellent. Low-cost, inkjet-printed graphene...

Briefs: Manufacturing & Prototyping
Conductive, High-Toughness Oxides Deposited by Plasma Spray-Physical Vapor Deposition (PS-PVD)

Oxide coatings deposited in Glenn Research Center's Plasma Spray-Physical Vapor Deposition (PS-PVD) facility can be processed to be mechanically tough (erosion-resistant) and electrically conductive at room temperature. The electrically conductive...

Briefs: Electronics & Computers

A new approach was developed that overcomes the limitation of conventional chip-testing methods on 3D chips, which include many thin horizontal “floors” connected to one another by vertical...

Briefs: Imaging
Stereoscopic Imaging in Hypersonic Boundary Layers Using Planar Laser-Induced Fluorescence

Stereoscopic time-resolved visualization of three-dimensional structures in a hypersonic flow was performed for the first time in NASA Langley Research Center’s 31-inch Mach 10 Air Tunnel. Nitric oxide (NO) was seeded into hypersonic boundary layer flows...

Briefs: Materials

NASA Langley Research Center has developed fluorinated alkyl ether-containing epoxies designed as an anti-insect coating. The robust and durable coating was developed...

Briefs: Materials

Superconducting materials are technologically important because electricity flows through them without resistance. Only low-temperature superconductivity seemed possible before 1986,...

Briefs: Software
Adjoint Error Estimation for Embedded-Boundary Cartesian Meshes for use with Cart3D

This technology provides means of estimating numerical errors in user-specified output functionals, such as lift or drag, for fluid flow simulations. The new method computes an improved estimate of the output (relative to the baseline simulation), an estimate of...

Briefs: Test & Measurement
Apparatus and Method to Test Abrasion Resistance of Material Using Airborne Particulate

Prior art techniques for testing abrasion resistance, such as the Taber test and the Bayer test, typically use a rubbing or scratching mechanism to test materials for abrasion resistance; specifically, either an abrasive material is rubbed across the test...

Briefs: Aerospace

NASA’s Langley Research Center has developed a deployable and stowable mechanical design for filling the cavity behind the leading-edge slat (i.e., slat cove) when it is extended upon landing an aircraft....

Briefs: Electronics & Computers

Interest in wearable electronics for continuous, long-term health and performance monitoring is rapidly increasing. The reduction in power levels consumed by sensors and electronic...

Briefs: Mechanical & Fluid Systems

Traditional heat shield design isolates the functions of the thermal protection system (TPS) from the underlying load-carrying structure. This is due to the use of brittle TPS material that...

Briefs: Test & Measurement
Thermal Micro-Extraction Laboratory

Typical extractions in the laboratory require a significant amount of sample material, large-scale equipment, and hands-on participation of a scientist. Such a setup is impractical (or impossible), heavy, and expensive to be carried out on spaceflight instrumentation. While great strides are being made to...

Briefs: Electronics & Computers

Fields ranging from autonomous driving to personalized medicine are generating huge amounts of data. But just as the flood of data is reaching massive proportions, the ability of computer chips to...

News: Imaging

NASA's Langley Research Center has developed an aircraft-based turbulence and vortex detection system. Turbulence and vortices in the front-flight path are very dangerous for...

Briefs: Aerospace

NASA's Langley Research Center has developed an in-flight global nonlinear aerodynamics modeling and simulation system. The technology replaces the normal labor-intensive...

Briefs: Aerospace

NASA's Langley Research Center has designed a Multifunctional Boost Protective Cover (MBPC) for a Launch Abort System (LAS). In the event of a crewed launch,...

Briefs: Test & Measurement

The in-situ load system (ILS) provides the ground-testing community with a comprehensive tool that...

Briefs: Green Design & Manufacturing
Methods for Purifying Enzymes for Mycoremediation

This process applies to remediation and restoration of soils contaminated by fuel, polychlorinated biphenyl wastes, etc. While there can be a general beneficial effect of microbial communities, individual plant-fungus combinations can vary in their efficacy in removal of pollutants from the...

Application Briefs: Test & Measurement

CILS has developed a computer-printable, durable label for the identification of instruments on the Columbus Space Module, part of the International Space Station...

Briefs: Photonics/Optics
CUDA Framework for Linear Time-Invariant Control of Adaptive Optics Systems

Current science objectives, such as high-contrast imaging of exoplanets, have led to the development of highorder adaptive optics (AO) systems possessing several thousand deformable mirror (DM) actuators. These systems typically rely on integrator-based control...

Briefs: Aerospace

NASA has developed a game-changing deployable aeroshell concept for entry, descent, and landing (EDL) of large science and exploration-class payloads. The...

Briefs: Aerospace

This technology is a new type of design for the wing flap, aileron, or flaperon located directly behind the engine nozzle on jet aircraft. Using a concave-down curved shape...

Briefs: Mechanical & Fluid Systems

Fluid-pumped radiators are used to reject heat from structures to space. A fluid travels inside the structure to collect heat, and then travels...

Briefs: Test & Measurement

Research at The University of Nottingham (UK) and the University at Ningbo (China) has found that laser scanning is a viable structural safety technique to detect the damaging...

Briefs: Materials
Enhanced Composite Damping Through Engineered Interfaces

Material damping is important in the design of structures as it limits vibration amplitudes, increases fatigue life, and affects impact resistance. This is particularly true for composite materials, which are currently used extensively in applications that experience frequent dynamic...

Briefs: Manufacturing & Prototyping
Thermal Stir Welding Process

NASA's Marshall Space Flight Center is developing an improved joining technology called thermal stir welding that improves upon fusion welding and friction stir welding. This new technology enables a superior joining method by allowing manufacturers to join dissimilar materials and to weld at high rates. NASA's...

Briefs: Software
Study of Formulating Conserved Scalar Equations for Turbulent Reactive Flows with General Species Mass- Diffusion Coefficients for Utilization in Flamelet Models

The modeling of turbulent reactive flows is a subject of contemporary research. Current turbulent-reaction models cannot account for realistic complexities such as distinct species...

Briefs: Imaging
CUDA Framework for Linear Time-Invariant Control of Adaptive Optics Systems

Current science objectives, such as high-contrast imaging of exoplanets, have led to the development of high-order adaptive optics (AO) systems possessing several thousand deformable mirror (DM) actuators. These systems typically rely on integrator-based control...

Briefs: Photonics/Optics
Stereoscopic Imaging in Hypersonic Boundary Layers Using Planar Laser-Induced Fluorescence

Stereoscopic time-resolved visualization of three-dimensional structures in a hypersonic flow was performed for the first time in NASA Langley Research Center’s 31-inch Mach 10 Air Tunnel. Nitric oxide (NO) was seeded into hypersonic boundary layer flows...