Keyword: Fibers

Briefs: Materials

The unique capabilities of soft robots are to bend, deform, stretch, twist, or squeeze in all the ways that conventional rigid robots cannot. Today, it is easy to envision a world in...

Briefs: Mechanical & Fluid Systems

Researchers at NASA's Marshall Space Flight Center have devised a method for the creation of crystal-free non-oxide optical fiber preforms. Non-oxide fiber optics are extensively used in...

Briefs: Medical

Nanofibers are useful for any application that benefits from a high ratio of surface area to volume, such as solar cells that maximize exposure to sunlight, or fuel cell electrodes that catalyze...

Briefs: Manufacturing & Prototyping

Polymer matrix composites are extremely attractive to researchers working on next-generation applications due to their lightweight properties and ability to withstand extreme conditions...

Briefs: Green Design & Manufacturing
Reducing Moisture in Natural Fibers

Biological transformation focuses on the sustainable use of biological resources such as plants or microorganisms. In the future, it is expected to reduce reliance on fossil fuels such as oil, coal, or gas, and help tackle major challenges such as climate change and global population growth. It offers options...

Briefs: Materials

Despite years of effort to stabilize proteins outside of their native environments, scientists have made limited progress in combining proteins with synthetic components like fibers without...

Briefs: Mechanical & Fluid Systems

NASA Langley Research Center has developed a simple mechanism for the clean cutting of high-strength and high-toughness carbon nanotube/poly-mer fiber composites on demand without high blade wear or...

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: Manufacturing & Prototyping
Freeform Fabrication Using Electrically Conductive Filaments

The use of multifunctional composites such as mechanically reinforced, electrically and thermally conductive parts is of interest in a range of application areas. Especially interesting and important is where tailorability of function is achieved by strategic placement of materials...

Briefs: Energy
Fabric Converts Kinetic Energy into Electric Power

A fabric was developed that converts kinetic energy into electric power. The greater the load applied to the textile and the wetter it becomes, the more electricity it generates. The woven fabric generates electricity when it is stretched or exposed to pressure. The fabric can currently generate...

Articles: Sensors/Data Acquisition

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...

Briefs: Manufacturing & Prototyping

A new way to treat wood makes it 12 times stronger than natural wood and ten times tougher. The wood substance could be comparable to steel or titanium alloys; it is also comparable to...

Briefs: Energy

Researchers have developed yarns that generate electricity when they are stretched or twisted. The “twistron” yarns are constructed from carbon nanotubes — hollow cylinders of carbon...

Briefs: Photonics/Optics

In London's St. Paul's Cathedral, a whisper can be heard far across the circular whispering gallery as the sound curves around the walls. Now, an optical whispering gallery mode resonator developed by...

Articles: Energy
Learn how advanced materials are creating high-efficiency engines, better powertrains, and lighter components.
Briefs: Materials
Interlaminar Strengthening Concepts for Polymer Matrix Composites

During the last few decades, one of the most prevalent issues associated with the performance of aerospace composite materials has revolved around low interlaminar mechanical properties. The innovations described in this work outline a number of new and improved techniques for...

Briefs: Photonics/Optics

A method was developed for concurrently measuring bending and twisting along an optical fiber using only the properties of light guided within the fiber. The method exploits polarization-dependent...

Briefs: Test & Measurement

Wind power has become an indispensable part of an environmentally friendly power supply. Therefore, it is important for this growth market that wind turbines become more efficient, more...

Briefs: Sensors/Data Acquisition

Conductive thread — embroidery thread that can carry an electrical current — often is combined with other types of electronics to create fabric that lights up or communicates. This...

Articles: Materials

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...

Briefs: Materials
Inorganic-Organic Hybrid Polymers for High-Temperature Applications

A new class of polymeric materials was developed with resistance to heat, dielectric breakdown, and oxidation at high temperatures. For applications that demand high temperature resistance coupled with greater strength, these polymers can be easily transformed into ceramics with...

Briefs: Materials

Self-healing hydrogels rely on water to incorporate reversible bonds that can promote healing. Engineering self-healing properties in dry materials, such as rubber, has proven more challenging because rubber is...

Briefs: Materials
Multi-Functional Yarns and Fabrics with Anti-Microbial, Anti-Static, and Anti-Odor Characteristics

Prior art fabrics used to manufacture military combat uniforms typically are made from yarns comprised of a blend of cotton and nylon fibers. This blend supports dyeing and printing techniques that use a combination of acid and vat dyes to impart a...

Briefs: Software
ScienceOrganizer: A Scientific Knowledge Management and Remote Experimentation Tool

The ScienceOrganizer system was designed to facilitate the work of geographically distributed NASA science teams by supporting the organization, administration, documentation, and execution of science projects and missions. The capabilities of ScienceOrganizer...

Briefs: Materials
Absorbent Polymer Reinforcing Fiber

Absorbent polymers can be used, for instance, to absorb hydrocarbons from an aqueous medium such as the absorption of oil from water. In some configurations, conventional absorbent polymers are contained within a permeable material; for example, conventional spill “socks” and booms can hold an absorbent...

Briefs: Sensors/Data Acquisition

New lightweight, energy-saving composites that won't crack or break even after prolonged exposure to environmental or structural stress are needed in industries such as civil infrastructure...

Briefs: Sensors/Data Acquisition

Gas sensors are usually engineered to detect a specific molecule in one of many potential categories: toxic gases, combustible gases, and VOCs. A number of technologies, such as infrared,...

Briefs: Test & Measurement

An arson investigation typically requires collecting one or two liters of ashes and debris from various locations within a fire scene in metal cans similar to those used for paint, and...

Briefs: Materials

Researchers have made ultralight, highly porous, compressible, and heat-resistant sponge-like materials from nanoscale ceramic fibers. The highly deformable material...