Articles tagged with Fibers
Researchers at University of California - San Diego have developed fiber-reinforced polymer composites that quadruple the toughness of dental composites. Braided polyethylene fibers performed best, increasing toughness by up to 433% compared to the composite alone.
Researchers at the University of Delaware have developed a method to detect defects in composite materials using a network of carbon nanotubes. The discovery has significant implications for predicting the lifespan of composite materials and ensuring their safety in various applications, including commercial airliners.
Researchers at Cornell University have developed microelectromechanical systems (MEMS) using carbon fibers, which can bend and vibrate billions of times without breaking. The new display technology has the potential to be incredibly cheap and small enough to be built into cell phones.
Montana State University has developed a massive database of wind turbine material tests, spanning over 17 years and involving 150 different composite materials. The MSU/DOE Fatigue Database for Composite Materials is now one of the world's largest open-access libraries on wind energy research.
Researchers at UC Berkeley developed a method to create nanofibers in a controlled manner, overcoming the chaotic process of conventional electrospinning. By reducing the distance between the ejector and collection points, they achieved directed and precise deposition of fibers with diameters ranging from 50 to 500 nanometers.
Researchers at Virginia Tech create sub-micron fibers from natural compounds, exhibiting porous nonwoven structure. Potential applications include drug delivery and patches for horses, showcasing the synergy of electrospinning and self-organizing molecules.
A team of researchers used a 100-nanometre wide x-ray beam to study how nanolayers buckle in bent high-tech carbon fibres. They observed the local strains and orientation of carbon layers in the fibre, revealing key findings on nano-buckling.
Researchers have developed a DNA translation machine that imitates the ribosome's translational capabilities. The device uses an arbitrary code to construct specific DNA sequences, potentially leading to new synthetic polymer materials and advancements in DNA-based computational methods.
Researchers at Virginia Tech have developed new fiber optic sensors using UV-induced intrinsic Fabry-Perot interferometers, increasing the range and enabling real-time monitoring of large areas. The technology has the potential to create a nationwide network of sensors for infrastructure monitoring with improved multiplexing capability.
Researchers at the University of Pennsylvania have successfully spun carbon nanotubes into usable fibers using a technique developed by Rice's Richard E. Smalley. The resulting fibers exhibit good mechanical and electrical properties, but modest thermal conductivity.
Scientists at the University of Illinois have created a new type of fiber that can effectively remove trace levels of atrazine, a widely used herbicide, from drinking water. The fibers, which are nearly eight times more effective than commercial activated carbon, can be easily regenerated and have been patented.
Researchers at Rice University have successfully created continuous fibers of pristine single-walled carbon nanotubes using a new processing method involving superacids. This breakthrough enables the industrial production of pure carbon nanotube threads, cables, and sheets, with potential applications in materials science and aerospace.
A University of Toronto professor has created a way to turn hemp into strong and lightweight biocomposites. These materials can be used in various applications such as automotive interior parts, structural buildings, sports equipment, and even medical devices like cardiac devices and blood bags.
A new smart blending technique optimizes plastic materials for maximum effectiveness, enabling the creation of tougher, electrically conductive, and porous plastics. The technology, developed at Clemson University, has potential applications in food packaging, personal hygiene products, automotive uses, and even breakfast cereals.
Virginia Tech researchers have developed a process to create acrylic fibers without solvents, reducing processing time and environmental impact. The new method uses a photocrosslinkable group that reacts with UV light, allowing for faster and more efficient production of carbon fibers.
Researchers at Tufts University have identified the key aspects of silk processing that enable spiders and silkworms to create strong fibers. This breakthrough could lead to the development of new high-strength materials, biomaterials for tissue engineering, and environmentally friendly processes.
Tiger's eye was previously thought to be an example of pseudomorphism, but researchers have found that the stone's shimmering appearance is actually caused by the presence of crocidolite fibers. The discovery challenges a long-held theory on the formation of tiger's eye and provides new insights into its structure.
Sarah Billington and Alexandria Boehm, two Stanford professors, are pioneering research in earthquake-resistant construction and coastal water quality. Their work aims to improve infrastructure sustainability and environmental protection.
Researchers have improved a method for measuring the strength of E-glass and other glass fibers, revealing it may be more than one and a half times stronger than previously recorded measurements. This discovery could help expand applications for glass fibers in industries such as automotive manufacturing.
Researchers have developed fully biodegradable composites made from soybean protein and plant-based fibers, which could replace plastic parts in various applications. These green composites provide excellent insulation and are low in cost, biodegradable, and replenishable on a yearly basis.
Researchers from DSM High Performance Fibers have developed a super-strong polyethylene fiber called Dyneema, which provides maximum protection at minimal weight. The material is used in armored gear, safety products, and sports equipment, offering significant contributions to protecting human lives.
A team of researchers from Purdue University and their partners have developed a new manufacturing approach to produce carbon-carbon composites at lower cost. The robotic system uses computer control to precisely deposit carbon fibers, resulting in better part quality and reduced production time.
MIT scientists develop polymer fibers with a 'perfect mirror' structure, enabling reflection of light across various wavelengths and potential applications in optical textiles. The breakthrough utilizes dielectric materials to control the fiber's optical properties.
Virginia Tech researchers are studying xylan, the natural glue in wood, to develop new materials. They aim to understand the hierarchy of components assembled in composite materials by mimicking nature's structure at the nanoscale.
A nonwoven fiber barrier made of ethylene vinyl acetate can significantly reduce the number of eggs laid by onion maggots, with treated plants having an average of 1.4 eggs per plant compared to 10.4 for untreated plants.
Researchers at Nexia Biotechnologies Inc. and US Army have made the world's first spider silk fibers from man-made materials with properties similar to natural spider silk. The production of these fibers was achieved using a proprietary transgenic goat technology, and they demonstrate high toughness, modulus, and water stability.
A team of researchers discovered a new type of carbon nanotube that is approximately 40 percent stronger than other nanotubes made using the same number of atoms. This breakthrough was achieved through supercomputer simulations at the San Diego Supercomputer Center and the University of Michigan.
Researchers at Virginia Tech use in-situ infrared spectroscopy to observe and control the synthesis of carbon fiber precursors. The study demonstrates the benefits of real-time observation in enhancing reactivity and efficiency in the conversion process.
Researchers at Michigan State University are developing biocomposites using plant-based materials and sustainable plastic alternatives. These innovative materials have the potential to reduce environmental impact, cost, and production energy while maintaining performance and competitiveness.
Researchers at Adelaide University are working to improve cotton fibre quality through genetic engineering, aiming to increase yield and reduce pesticide use. They are studying the genetic control of fibre development using Arabidopsis thaliana as a model organism.
A study found that fiber supplements containing psyllium can lower harmful cholesterol by up to 5%, reducing the risk of heart attack by 10-15%. The treatment is considered a viable alternative to cholesterol-lowering medications, especially for those who have difficulty tolerating statins.
Shell chemists developed a new carpet and textile fiber, Corterra, with excellent elastic recovery and natural stain resistance. They achieved commercial production in just three years through innovative research and process development.
The Virginia Tech/Clemson project aims to develop low-cost carbon fiber for automotive use, reducing costs from $8 per pound to less than $5 per pound. The project involves developing a new polymer precursor to reduce production costs and increase the percentage of carbon in the final fiber.
Researchers have developed a one-step process to create thermoplastic nanocomposites from cellulose fibers. The resulting material retains the virtues of cellulose fibers while combining them with thermoplastics' strengths, including resistance to water and heat.
Penn State engineers have developed a new manufacturing process that produces stronger and stiffer carbon fiber grids, which can be tailored to specific applications using computer simulations. The grids offer advantages over traditional steel reinforcing rods, including corrosion resistance and reduced weight.
Researchers found that new high-efficiency filter materials can lead to uneven contaminant distribution and reduced efficiency when used in devices with high airflow rates. Manufacturers of vacuum cleaners and other air-filtering devices can improve performance by running products at lower speeds or increasing filter size.
A new study found that people who regularly eat breakfast cereal tend to consume more fiber and calcium, but less fat, compared to those who eat other foods for breakfast. The study analyzed data from the US Department of Agriculture's survey and found that cereal-eaters were also more likely to consume other nutritious foods.
A team of University of Illinois researchers has developed a new, cost-effective way to filter pollutants from the environment using activated glass fibers. The fibers offer improved contact efficiency, self-containment, and ease of reactivation compared to traditional activated carbon granules.
Scientists used a scanning tunneling microscope to visualize the porous microstructure within an activated carbon fiber and relate it to its adsorption properties. The findings reveal that pore size, shape, and surface chemistry play a crucial role in determining absorption capabilities.