Articles tagged with Materials Testing
Researchers at MIT have created a new system for 3D printing with cellulose acetate, a renewable and biodegradable alternative to traditional plastics. The new process allows for customization and functionalization of the printed parts, making it suitable for various applications including medical devices and sustainable products.
A new European Union-funded project will develop satellites that can operate at lower altitudes, revolutionizing remote sensing technology. The project aims to create smaller, cheaper satellites with improved image quality, utilizing advanced materials and electric propulsion systems.
Professor Erik Bitzek aims to investigate the interactions between cracks and material defects to improve understanding of breaking processes in metals, intermetallic compounds, and semiconductors. He seeks realistic results through micromechanical models and fracture tests to develop novel, fail-safe materials.
Researchers at Osaka University create tri-color changing materials that exhibit efficient thermally activated delayed fluorescence and enable the production of high-performance OLEDs devices. The materials display a range of colors in response to temperature and pressure, showing promise for applications such as pressure- and temperat...
Researchers at Harvard SEAS use kirigami cuts to create 3D structures from flat sheets by stretching and buckling material. The pop-up pattern and mechanical properties can be controlled by varying the cut orientation.
Researchers at Aalto University have visualized the effect of oxygen ion migration on complex oxide materials, leading to uniform and reversible changes in electrical resistance. This finding could pave the way for the development of resistance-switching random access memories.
The UK government is investing £128 million in the Henry Royce Institute to advance materials research and innovation. The institute aims to create a critical component of the UK's industrial strategy, providing a 'missing link' in the development of materials for various applications.
Scientists have developed a method to recycle unwanted Si sawdust into high-capacity and durable LIBs with capacities up to 3.3 times larger than conventional graphite. The proposed recycling process has the potential to be mass-produced at a reasonably low cost.
Researchers created a new membrane that improves the cycle life of lithium-sulfur batteries by reducing the shuttling of dissolved polysulfides. The MCM layer preserves energy density without losing capacity over time, leading to 100% capacity retention and up to four times longer life compared to batteries without it.
Researchers have developed a new method to characterise internal structures of natural materials and replicate their interaction with light using 3D printing of ceramics. This technique enables the design of new materials with different functionalities dependent on need.
Researchers at KFU's bionanotechnology lab used atomic force microscopy (AFM) to create 3D images of nematode cuticles. The study revealed new insights into the surface anatomy of Caenorhabditis elegans, a widely used model organism in genetics and biology research.
Researchers discovered that brown recluse spiders use a micro looping technique to make their threads stronger than other spiders, with the added benefit of preventing premature breakage. This technique could lead to new fibre technology inspired by the spider's silk, potentially improving impact absorbing structures in space travel.
The University of Texas at Arlington researcher is using a two-year, $360,000 contract to test the performance of geocells in a highway-widening project. Geocells are modular structures that can support a drivable surface and may provide cost savings by recycling valuable materials.
Researchers at the University of Pennsylvania have successfully grown a single layer of tungsten ditelluride, a unique two-dimensional material with predicted topological electronic states. This breakthrough could lead to advancements in quantum computing, as these materials may enable intrinsically error-tolerant forms of computation.
Nagoya University researchers have developed a new class of composite materials with negative thermal expansion, offering potential solutions for industrial applications. The reduced ruthenate ceramic material shrinks by up to 6.7% when heated, making it more than double the current record-holding material.
Researchers tested over 400 fast food packaging samples and found 56% of dessert and bread wrappers contain PFASs, linked to kidney and testicular cancers, thyroid disease, and immunotoxicity. The study calls for nontoxic alternatives in packaging to reduce health risks.
Researchers developed a novel strategy to synthesize various metal-organic materials, including double-shell hollow MOMs. This approach enables control over particle sizes and shapes, critical for optimizing porous material performance in catalysis, adsorption, and separation processes.
Researchers at the University of Michigan have developed a novel metamaterial that can switch between being hard and soft, maintaining its properties despite repeated changes. This breakthrough enables potential applications in various fields, including car safety and rocket technology.
Researchers at MIT found no evidence of dematerialization in 56 materials and goods, despite technological improvements. Despite increased efficiency, consumer demand for products continues to outpace material usage.
Researchers at Ohio State University have discovered a way to deactivate nano twins in superalloys, strengthening their high-temperature properties. This technique, called phase transformation strengthening, eliminates alloy deformation by half, enabling turbine engines to run cleanly and efficiently.
Researchers at DGIST have developed a technology to coat metals with several nanometers of semiconducting materials, enabling various color changes through thin-film interference. This breakthrough allows for the production of colors such as yellow, orange, blue, and purple on demand.
UNSW biomedical engineers create 'smart' fabric that mimics periosteum's complex properties, with potential applications in protective suits, compression bandages, and steel-belt radial tyres. The technique involves scaling up nature's architectural patterns to produce multidimensional fabrics.
Bioengineers at the University of Nottingham are trialling biodegradable prawn shopping bags as a 'green' alternative to oil-based plastics. The new material, optimised for Egyptian conditions, aims to lower carbon emissions and reduce food waste.
Researchers have demonstrated the magnetic behavior of iron trithiohypophosphate (FePS3) crystals, providing the first experimental proof of Onsager's 1943 prediction. The team used Raman spectroscopy to measure magnetism in 2D FePS3 monolayers and found consistent patterns with bulk samples.
Melanin, a natural compound found in mammals, has been successfully synthesized using a novel route that enables its use in sensors and other applications. This breakthrough material is promising for developing miniaturized implantable devices capable of altering and controlling electrical signals in the human body.
New research by University of Toronto professor Cindy Chan finds experiential gifts improve relationships from the recipient's perspective. Emotionally evocative experiences elicit a strong emotional response, making them more intensely emotional than material possessions.
Researchers at Nagoya University have synthesized stable antiaromatic nickel norcorroles and investigated their interactions, revealing face-to-face interactions that form a triple-decker structure with aromatic characteristics. The resulting materials exhibit nonlinear optical properties and potential applications in optoelectronics.
The researchers created synthetic materials that can react to their environment, recover from damage, and even self-destruct once their usefulness has come to an end. They developed microcapsules that contain a healing agent released automatically when exposed to specific environmental changes.
Researchers developed a method to continuously assess the aging of materials in high-radiation environments, speeding up testing and reducing material replacement. Transient grating spectroscopy induces acoustic waves that reveal subsurface defects, allowing for real-time monitoring without physical contact.
A UK-based research project aims to improve vehicle fuel efficiency by using lightweight, thermoplastic polymer springs. The innovative design is expected to lower emissions and enhance air quality, ultimately contributing to improved public health and environmental impact.
Researchers at PNNL have chemically modified sawdust to make it exceptionally oil-attracting and buoyant. The material absorbs up to five times its weight in oil and stays afloat for at least four months, ideal for cleaning oil spills in the Arctic.
Researchers created graphene-infused G-putty, a highly sensitive material that detects heart rates through skin and individual spider footsteps. The unique substance surpasses conventional strain sensors in sensitivity, with potential applications in various fields.
Jose Mendoza-Cortes, a Florida State University researcher, has designed new materials that can store hydrogen fuel more efficiently. These porous materials of transition metals allow for lower energy expenditure and increased hydrogen storage capacity, making them suitable for practical use in vehicles.
Scientists at the University of Surrey achieved record power conversion efficiencies for large area organic solar cells, outperforming traditional inorganic solar cells. The innovative cells can be printed in different colors and shapes, making them ideal for powering devices on-the-go, such as Internet of Things applications.
Researchers from Brown University have demonstrated a method to put brakes on superconductivity by creating a random gauge field, disrupting the propagation of Cooper pairs and converting the material to an insulator.
Researchers have developed a method to dissolve layered materials in liquids, producing single layers of 2D nanomaterials that can be applied over large areas at low costs. The new approach enables the creation of scalable solutions for various industrial applications.
A new material, MAGSS, can be applied to any surface to repel ice, outperforming existing technology in extreme environments. It has a lower freezing threshold than current technology, potentially improving safety in aviation and energy infrastructure.
Scientists from OIST Graduate University have modelled a spin liquid, showing disorder can co-exist with order in magnetic materials. The discovery offers exciting possibilities for new discoveries in physics and paves the way for finding real magnets in multiple states at once.
Researchers have developed a method for creating crumpled metal-oxide films using graphene templates, resulting in enhanced properties such as higher charge-carrying capacity and increased reactivity. This process allows for the introduction of wrinkle patterns on metal oxides, overcoming previous limitations.
Trinity researchers have been awarded €4.4 million in European funding to develop a new class of magnetic materials enabling ultra-fast data transfer at unprecedented speeds. The TRANSPIRE project aims to lay the foundations for high-speed data networks of the future.
Researchers at the University of Houston have developed a novel method to induce superconductivity in calcium iron arsenide, a non-superconducting compound. This breakthrough demonstrates a concept proposed decades ago and offers a new direction for finding more efficient and less expensive superconductors.
Researchers at the University of Cambridge have developed a prototype of a next-generation lithium-sulphur battery, inspired by the cells lining the human intestine. The new design overcomes a key technical problem hindering commercial development and offers a fivefold energy density boost compared to traditional lithium-ion batteries.
Researchers found an unexpected method to control the thermal conductivity of two-dimensional (2-D) materials by introducing disorder through lithium ions. This approach allowed for a significant increase in the material's thermal anisotropy ratio, making it more efficient at dissipating heat in electronic devices.
A recent study by Vanderbilt University researchers found that self-taught typists can type almost as quickly and accurately as touch typists, as long as they can see the keyboard. This challenges traditional typing techniques taught in schools, which may not be effective for nonstandard typists.
Researchers at UAB have successfully created as yet unknown new materials by applying pressures greater than those found at the center of the Earth. By using tiny nanocrystalline-diamond anvils, they were able to reach pressures of up to 264 gigapascals.
Sheffield researchers found that replacing lead zirconate titanate with potassium sodium niobate poses significant environmental risks due to heavy metal and radioactive material releases. The study's life cycle analysis revealed harmful effects on air, water, and land quality prior to material use.
Researchers at North Carolina State University have determined that the surface texture of gallium nitride (GaN) materials can influence the health of nearby cells. The study found that altering the surface texture of GaN materials, such as making them rough or smooth, can cause metabolic changes in cells.
UTA researchers have earned two grants to install longer-lasting fiber-reinforced concrete pipes in Texas and develop a 100-year service life protocol for Florida. The new standard describes a technically strong and durable reinforcement option that can be used for underground piping, with excellent long-term performance observed.
The BfR has updated its joint research strategy to focus on application-safe and environmentally friendly nanomaterials development and use. The new approach aims to ensure sustainable material use across the entire life cycle, from production to disposal.
Researchers at Nagoya Institute of Technology develop new thermo-elastoplastic model to accurately describe soft clay contraction due to heating. The model reveals that non-uniform heating fields can cause non-uniform stress and strain fields, leading to volume contraction.
Researchers at Penn State developed a cold sintering process (CSP) that combines ceramic and plastic materials at lower temperatures than traditional methods. The process allows for densification of materials to over 95% of their theoretical density in just 15 minutes.
Researchers at Drexel University discovered that a few-atoms-thin titanium carbide material called MXene can effectively block electromagnetic radiation. The material's high electrical conductivity and two-dimensional structure make it ideal for shielding devices without adding significant weight.
The project aims to enhance materials used in UTeach Arlington and expand its impact on teachers and their students. Researchers will analyze the effectiveness of the materials and make research-based changes to address key concepts.
Researchers at the University of Pittsburgh have demonstrated pattern recognition in hybrid materials that can be integrated into clothing or used as a sensory skin for robots. The materials, powered by chemical reactions, recognize distorted patterns and can inform doctors about hand injury recovery or monitor cardiovascular activity.
Researchers developed a miniature tabletop test device to study explosions with unprecedented accuracy, revealing key dynamics of hot spots. The new instrument helps control hot spots, crucial for safer explosives.
A Northwestern University team has developed a nanomaterial that can store large amounts of electrical energy like a battery and charge rapidly like a supercapacitor, promising to improve electric car efficiency. The material's stability allows for 10,000 charge/discharge cycles, making it suitable for commercial applications.
Scientists have developed a new method to synthesize mother of pearl, mimicking nature's process using an organic matrix and mineralization. The resulting synthetic nacre has similar mechanical properties to its natural counterpart, making it a promising material for various applications.
Researchers develop a simple, single-component fluorescence system that glows in response to microscopic damage, allowing for early detection. The method works for various materials and types of damage, including small cuts, and could reduce inspection costs.
Soft materials can store and release elastic energy using bistable beams, allowing for signal propagation without dissipation. The developed system enables transmission of mechanical signals through long distances in autonomous soft systems.
Hokkaido University researchers have synthesized a platinum-based superconducting material with unique crystal structure, which becomes superconducting at 10 GPa but returns to non-superconductive state at 15 GPa. The high-pressure synthesis method holds promise for further exploration of unknown phases in various materials.