Keyword: Composite materials

Briefs: Materials

This electronic active material converts a voltage input to a mechanical force and mechanical displacement output. As compared to prior dielectric elastomer (DE) systems, the material has...

Briefs: Materials
Nanotubular Toughening Inclusions

NASA's Langley Research Center has developed an extensive technology portfolio on novel methods for effective dispersion of carbon nanotubes (CNTs) in polymers. The technology portfolio extends from making stable dispersions of CNTs in polymer resins to processes for making composite CNT/polymer films and...

Briefs: Materials

NASA’s Langley Research Center has developed a novel shape memory polymer (SMP) made from composite materials for use in morphing structures. In response to an external stimulus such...

Briefs: Materials

NASA Langley Research Center has developed a metallic material that can be embedded into structural alloys to enhance nondestructive evaluation (NDE) of a structure. Current NDE tools, such as eddy...

Briefs: Manufacturing & Prototyping

The goal of this work was to develop engineered matrix SiC/SiC ceramic composites with crack blunting and self-healing capabilities for 1588 to 1755 K applications. The work optimized...

Briefs: Manufacturing & Prototyping

NASA's Langley Research Center has developed an enhanced design for a composite panel with a recessed core. NASA designed it to decrease the radiation...

Briefs: Materials
In Situ Mechanical Property Measurements of Amorphous Carbon-Boron Nitride Nanotube Nanostructures

Utilizing the full mechanical capabilities of individual nanotubes is a primary research goal in nanotube reinforced nanocomposite materials. Practical use of these nanomaterials requires creating stable and strong linkages between nanotubes...

Briefs: Materials
Negative Dielectric Constant Material Based on Ion Conducting Materials

NASA Langley Research Center has developed a novel negative dielectric constant material based on ion-conducting materials. A negative dielectric constant material is an essential key for creating metamaterials, or artificial negative index materials (NIMs). NIMs have...

Articles: Materials

Historically, high-strength materials have been heavy and dense. The need for high-strength but lightweight materials has become more widespread when designing everything from vehicles and...

Briefs: Sensors/Data Acquisition

NASA's Kennedy Space Center (KSC) seeks to license its Multidimensional Damage Detection System for Flat Surfaces technology. The ability to detect damage to composite surfaces can be crucial,...

Briefs: Materials
Methods for Intercalating and Exfoliating Hexagonal Boron Nitride

Innovators at NASA's Glenn Research Center have developed a number of materials and methods to optimize the performance of nanomaterials by making them tougher, more resistant, and easier to process. Glenn's scientists are generating critical improvements at all stages of...

Briefs: Materials
Method for Fabricating Diamond-Dispersed, Fiber-Reinforced Composite Coating onLow-Temperature Sliding Thrust Bearing Interfaces

Innovators at NASA's Glenn Research Center have developed a method for fabricating a fiber-reinforced diamond composite coating on the surfaces of sliding thrust bearings at low and cryogenic temperatures....

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

NASA'S Langley Research Center has developed a new adhesively bonded joint concept for curved and flat panel sandwich...

Briefs: Electronics & Computers

NASA Langley Research Center’s Electric Field Imaging (EFI) system is the only noncontact method capable of quantitatively measuring the magnitude and direction of electrostatic...

Briefs: Materials

NASA’s Glenn Research Center (GRC) has developed a method for fabricating low-density, flexible aerogel composites for use as thermal insulation for myriad...

Briefs: Manufacturing & Prototyping

NASA’s Marshall Space Flight Center has developed a new composite vessel technology that is suitable for use as a liquefied natural gas (LNG) fuel storage tank for alternative fuel vehicles. This...

Briefs: Manufacturing & Prototyping

NASA’s Langley Research Center has developed a portable device to simulate low-velocity impacts on a material or structure. As composite materials are highly susceptible to damage caused by low-velocity impact, they...

Briefs: Test & Measurement

NASA’s Langley Research Center has developed a new Non-Destructive Testing (NDT) method for identifying and characterizing hidden damage in composite materials. The new technique requires...

Briefs: Aerospace

A new engine concept from NASA’s Glenn Research Center allows for truly distributed propulsion. The concept enables airframe and system modularity...

Briefs: Materials

Aerofoam is a unique foam composite insulation with improved thermal and acoustic insulation properties. The novelty of this invention comes from combining a polymer foam with a unique inorganic filler in a way that maximizes...

Briefs: Materials
Advanced Multilayer Environmental Barrier Coatings

Innovators at NASA’s Glenn Research Center have created exciting new developments in thermal barrier coatings, both in the chemical compositions of the coatings and in the process by which they are applied. NASA’s researchers have developed a revolutionary bond coat system that improves the...

Briefs: Manufacturing & Prototyping

NASA’s Langley Research Center has developed carbon fiber reinforced composites with self-healing properties. The initiation and propagation of damage to carbon...

Briefs: Materials

NASA’s Goddard Space Flight Center has developed a new method for bonding dissimilar materials using an elastic adhesive to permit the bond to withstand variations in temperature and pressure....

Briefs: Materials
Insulative Carbon Fiber Systems for Aerospace Applications

New insulative carbon-fiber composite systems have been developed for use in structural and thermal applications for the aerospace vehicle interface. The sandwich-type composite structure, including carbon fiber and aerogel blanket materials, is based on the previously disclosed family...

Application Briefs: Photonics/Optics
Improved Two-Step Replication Process for Producing Precision Optical Mirrors

Production of precision optical mirrors by replication requires molds or mandrels of the complementary shape. For example, replicating a concave mirror requires a convex mandrel. Convex shapes are difficult to fabricate and test since they do not focus light. Convex...

Briefs: Materials

Future-generation materials for use on space transportation vehicles require substantial improvements in material properties leading to increased...

Briefs: Materials
Multi-Phase Ceramic System

Bearing surfaces are typically either metal-on-metal (MOM), ceramic-on-ceramic (COC), or metal-on-polyethylene (MOP). MOM and MOP couplings have the drawback that metallic or polyethylene particles can sometimes separate from the couplings, which can cause significant problems, particularly in a hip or joint...

Briefs: Materials
Minimally Machined HoneySiC Panels and T300 HoneySiC

The primary purpose of this work is to develop and demonstrate technologies to manufacture ultra-low-cost precision optical systems for very large x-ray, UV/optical, or infrared telescopes.