Articles tagged with Material Properties
Researchers have created an 'adaptive protein crystal' that exhibits a unique property called 'auxetic', where stretching or compressing the material causes it to thicken or shrink in the opposite direction. This material has potential applications in shock-absorbing materials and body armor.
Researchers at Lund University have developed a method to control the movement of active particles using light, which can be used to create programmable materials. This technology has potential applications in environmental science, such as locating oil spills, and medicine, including delivering pharmaceutical substances.
Researchers from Drexel University have created a new method for producing polymer nanobrushes that repel dirt, allowing for greater control over their shape and size. This breakthrough enables the creation of more efficient and durable brush coatings with improved friction reduction, opening up new possibilities for various applications.
A new type of lens for focusing terahertz radiation has been developed by Brown University researchers, performing as well or better than existing lenses. The device uses an array of stacked metal plates to focus terahertz waves, allowing for improved transmission and versatility in different wavelengths.
Researchers used infrared spectroscopy and thermogravimetry to study the interaction between probe molecules and oxide surfaces. They found that surface layers behave like glass-forming liquids, with density and dynamic behavior influencing interactions.
A new one-atom-thick flat material made of silicon, boron, and nitrogen has been discovered by University of Kentucky physicist Madhu Menon. The material is extremely stable, a property lacking in many graphene alternatives, and can be fine-tuned to suit various applications.
Researchers at UMass Amherst and Oxford University describe a new law for predicting wrinkle wavelength on curved surfaces, enabling the use of wrinkles to sculpt surface topography. Experimental results support the validity of this local law, which incorporates mechanical and geometrical effects.
This review article presents an extended study on the crystal and magnetic structure of multiferroic hexagonal manganite RMnO3, which exhibits ferroelectric and magnetic orders. The research highlights the importance of strong interactions between these orders, leading to unique properties.
Researchers are testing whether recycling and repurposing building materials can revitalize a distressed Great Lakes community. The project aims to create an economic cluster by identifying industries that can maximize material reuse and resale. By doing so, it could provide jobs and boost local economy.
Researchers developed a novel method to print composite materials using ultrasonic waves, enabling the creation of complex fibrous architectures. The technology can be easily integrated into existing 3D printers, offering tailored material properties and potential applications in smart materials.
A team of scientists has proposed a two-dimensional metamaterial composed of silver elements that refracts light in an unusual way, potentially speeding up computer processing. The material could be used to develop compact optical devices and create an 'invisibility cloak'.
Scientists have developed a new method to analyze the movement of specific atoms in dielectric materials when exposed to an electric field. This technique uses X-rays and advanced mathematical analysis to determine changes in atomic placement within the crystalline structure of the material.
Researchers have demonstrated a novel method to create protein polymers that can display new functionalities, including temperature responsiveness. By changing the decoration points on the protein, they found that the functional properties of the polymer were influenced.
Scientists have created tire-grade rubber that can heal itself, potentially extending the lifespan of tires. The material, developed by Amit Das and colleagues, heals at room temperature and can withstand stresses of up to 754 pounds per square inch.
Scientists at UCLA used a microscope to image the 3D positions of individual atoms with precision of 19 trillionths of a meter. This breakthrough enables researchers to infer macroscopic material properties from atomic arrangements, guiding the development of aircraft components and other applications.
Scientists have developed a new ultra-thin invisibility cloak that can render small objects undetectable by rerouting incoming light waves. The cloak is designed with a reflective metasurface and light-scattering antennae, allowing it to conceal objects with sharp edges and peaks.
The Cornell NanoScale Science and Technology Facility will receive $8 million from the National Science Foundation over five years. This grant, combined with a matching commitment from New York state, will provide long-term infrastructure support for ambitious research.
Researchers at Chalmers University of Technology have developed a new experimental approach called plasmonic nanospectroscopy to study individual nanoparticles. This method reveals significant differences in properties between seemingly identical particles, which could lead to improved hydrogen sensors for fuel cell cars.
A Caltech team has successfully created synthetic structures made of both protein and DNA, opening up numerous applications. The hybrid material combines the versatility of proteins and the programmability of DNA, enabling new possibilities for medical treatments and industrial applications.
Researchers at NYU Engineering have developed protein-engineered hydrogels that can replicate biochemical processes found in nature. These biomimetic materials could be used for wound healing and sensing applications.
Researchers at TU Wien have discovered new materials that can locally amplify or absorb light, allowing for the creation of undistorted light waves with uniform intensity. This breakthrough enables new kinds of light waves without wave interference, potentially useful for technological applications.
Professor Federico Rosei, a renowned researcher at INRS Centre Énergie Matériaux Télécommunications, has been elected ASM International Fellow. He is recognized for his exceptional work on synthesizing and characterizing multifunctional materials.
Scientists have developed a new material that can capture and convert waste heat from engines into electrical energy, potentially improving fuel efficiency and reducing greenhouse gas emissions. This innovative technology could also have applications in aerospace and manufacturing sectors.
Researchers developed a semiconducting polymer fibre that glows and supports healthy cell growth. The fibre's fluorescent properties enable tracking of its interaction with living tissue for up to 90 days.
Researchers have found that chlorine is depleted from the surface of perovskite absorber layers during processing, while its concentration near the interface with a titanium dioxide layer is higher. This distribution could help mitigate recombination and provide a template for growing the film.
The article explores aperiodic crystals and their implications on our understanding of crystalline order. Recent research has shown that the current definition of crystals, based on point-like diffraction, may need revision as new materials with non-trivial point components in their diffraction are discovered.
The research develops a system to produce soft materials with dynamically controllable and reversible surface properties. By manipulating the spacing and shapes of embedded particles, the material's surface can change from smooth to ridged or bumpy, creating complex patterns that could guide fluids.
Researchers developed a metamaterial hyperlens that can improve early cancer detection, nanoelectronic manufacturing, and single-molecule observation. The design overcomes diffraction limitations in the visible frequency range, enabling higher resolution imaging and potentially leading to breakthroughs in various fields.
Researchers at the University of Huddersfield are working on a £6.5 million project to develop new switch designs that can withstand heavy loads and reduce wear and tear. The goal is to make drastic reductions in track maintenance costs and improve the overall efficiency of rail networks.
Researchers discovered a promising material called thallium sulfide iodide that can be used to create high-performance, low-cost, and room-temperature semiconductor radiation detectors. The material has higher density, heavier chemical elements, and lower growth temperature compared to existing candidates.
Fluctuation X-ray scattering measures molecules at short timescales to reveal structural insights into biological molecules and materials. The technique improves upon traditional small-angle X-ray scattering, providing greater detail from limited datasets.
Researchers at Australian National University have created a topological insulator that can bend light around corners with no loss of signal, opening possibilities for nanoscale light sources, efficient antennas, and quantum computing.
Researchers develop robotic materials that can sense their environment and change their properties in response. Inspired by nature, these materials aim to create prosthetics, self-healing bridges, and adaptive vehicles. However, manufacturing techniques remain a challenge, and an education gap must be addressed.
Researchers develop a novel, bacteria-repelling coating material that attracts healthy cells to medical implants, reducing the likelihood of rejection. The breakthrough could significantly improve the success rate of medical implants, particularly for hip replacements where failure rates remain high.
Researchers use laser-driven compression to study extreme conditions inside planets, revealing properties of silica that determine planet formation and evolution. The findings suggest large rocky planets may have long-lived oceans at depth and could explain the existence of planets like Neptune and Uranus.
A team of Penn State researchers has developed a thermoplastic material from squid protein, which can be used in 3D printing and has tunable properties for medical or cosmetic applications. The semi-crystalline thermoplastic exhibits high tensile strength and is a wet adhesive.
Researchers develop fundamental cuts and folds to maintain lattice proportions, enabling versatile applications in nanotechnology, architecture, and aerospace. The technique allows for the creation of complex shapes, including channels and ratcheting interfaces, with potential uses in self-folding materials.
The NUP/UPNA researchers developed a smart structure based on metamaterials to improve the performance of radar antennae, addressing blind spot mitigation. Their metaradome improves beam direction without modifying the prototype antenna.
Researchers at ETH Zurich create an artificial graphene system that breaks time-reversal symmetry using laser beams and ultracold atoms. This setup enables the testing of the topological Haldane model, a concept first proposed in 1988, and paves the way for new electronic applications.
The researcher designed and manufactured new devices based on epsilon-near-zero (ENZ) metamaterials, achieving high speed transmission and radiation focusing properties. The devices have potential applications in nanocircuits, electrical levitation, invisibility, and multiple-frequency spectroscopy experiments.
Researchers found that particles bind under low temperatures but melt at moderate levels, then re-connect at higher temperatures. This discovery has potential for creating 'smart materials' and sharpening 3D printing detail.
Researchers at Carnegie Institution successfully produce ultra-thin diamond nanothreads, exhibiting superior strength and stiffness compared to existing nanotubes and polymer fibers. The discovery has significant potential for various applications, including advanced materials and space technology.
Scientists have found that defects in a 2D material called tungsten disulphide can create unusual characteristics, making it useful for electronic devices and hydrogen gas liberation. The researchers used an advanced microscope to visualize the defects, revealing a low-energy barrier that allows them to be easily displaced.
Scientists at The University of Manchester have created a new star-shaped molecule consisting of two molecular triangles entwined about each other three times into a hexagram. This complex structure is the most advanced of its kind ever produced and has potential applications in creating light, flexible, and strong materials.
Researchers discovered that adding fluorine to graphene increases friction on a nanoscale, despite making surfaces water-repellent. The team found that electronic roughness caused by fluorine atoms introduces energy peaks and valleys, leading to increased friction.
Researchers discovered excitonic dark states in single-layer tungsten disulfide monolayers, revealing intense many-electron effects in 2D semiconductors. This finding holds promise for exploiting unusual light-matter interactions and enabling better designs of heterostructures.
Researchers at SLAC National Accelerator Laboratory have created a molecule that conducts electricity in one direction, paving the way for shrinking chip components down to the size of molecules. The hybrid molecule, known as buckydiamondoid, was made by combining carbon spheres (buckyballs) with tiny diamond cages (diamondoids).
Researchers developed a technique that uses fluorescence lifetime measurements to automatically sort plastics, reducing contamination levels and increasing re-use efficiency. The new method can process up to 1.5 tons of plastic per hour, meeting industrial scale requirements.
Professor Jian Luo at UC San Diego is developing a new materials design tool called interfacial phase diagrams to create better structural materials for energy generation and storage. This basic research aims to improve the properties of materials, such as molybdenum-based alloys and zirconia-based ceramics.
Researchers at MIT have developed a method to study bonding failures in materials, revealing the crucial role of moisture in setting the stage for failure. The findings could lead to the design of more durable composites and prediction of their strength under specific conditions.
A Wayne State University professor has received a $330,000 NSF grant to explore a novel method for manufacturing nanoscale devices using solution-based processes and inexpensive raw materials. The research aims to overcome the current bottleneck in scaling up nanotechnology by connecting different functional materials into one device.
Researchers at Northwestern University have developed a new technique to create non-equilibrium systems by injecting energy through oscillations, enabling the self-assembly of particles under non-equilibrium conditions. This breakthrough brings scientists closer to understanding the fundamentals of non-equilibrium thermodynamics.
A Northwestern University team has developed a new technology using indium arsenide/indium arsenide antimonide (InAs/InAsSb) for stable infrared detection, enabling the observation of cooler objects in deep space. This advancement paves the way for enhanced exploration and unlocking the mysteries of these cooler objects.
MIT researchers have developed a new membrane that can separate finely mixed oil and water, including nanoemulsions. The membrane uses hierarchical pore structures to block the passage of unwanted material while providing strength sufficient to withstand high pressure.
Carnegie Institution has been awarded $10 million over four years to support basic research in energy materials, which could lead to new discoveries and solutions to major energy challenges. The program aims to design and synthesize revolutionary materials for energy conversion, storage, and transport.
A team of CAS researchers developed biomimetic nanochannels to harness the power of confined water in biological systems. Inspired by nature's intelligent design, they created a strategy for designing smart nanochannels with applications in energy conversion systems.
Researchers from Queen Mary University of London have developed nanopatches to alter surface properties, enabling stem cells to differentiate and behave like those grown on soft surfaces. This breakthrough enhances the potential of regenerative medicine and tissue engineering.
Researchers at Tohoku University in Japan have developed a new type of lithium ion conductor that could lead to the creation of solid-state batteries. The breakthrough uses rock salt Lithium Borohydride (LiBH4) and achieves stable Li+ ion conduction at room temperature.
Rotational X-ray tracking (RXT) measures slow dynamics in disordered systems, overcoming limitations of previous techniques. The new method reveals unique rotational motion and nanoscale elastic properties of gel networks.
A University of Cincinnati researcher explores the Maya perspective on material objects and finds interesting parallels with today's online culture. The study reveals that the Maya considered material possessions alive and even named them, leading to questions about the nature of reality.