Articles tagged with Materials Engineering
A team of researchers developed a machine learning framework to optimize laser settings for printing crack-susceptible superalloys. The algorithm reduced internal crack density by 99% and increased the metal's high-temperature strength, surpassing traditional cast components.
St. Olaf researchers create mechanical computers that can perform simple computations without a computer chip or power source, harnessing their power from physical force. The devices demonstrate proof of design for alternative computing in harsh settings, paving the way for smart materials and responsive artificial limbs.
Researchers have developed a water-soluble cellulose ethyl phosphite (CEP) adhesive that integrates high bonding strength, environmental tolerance, and recyclability. The CEP adhesive demonstrates remarkable thermal stability and resistance to moisture-related degradation, making it suitable for various applications.
Researchers developed a lightweight lattice structure inspired by butterfly wings, exhibiting enhanced mechanical strength, impact resistance, and energy absorption capabilities. The new design outperforms conventional lattice designs under compression and dynamic impact loading.
Scientists at the University of Amsterdam have developed metamaterials that learn and adapt without a central brain, allowing them to change shape and perform advanced tasks. These 'smart' materials can forget old shapes and learn new ones, enabling them to evolve and perform complex tasks.
Researchers at the University of Pittsburgh have developed a new manufacturing strategy to precisely control the formation of laser-induced graphene on polymers. This allows for the creation of flexible microelectrodes and neurochemical biosensors with robust electrical and electrochemical performance.
Researchers have developed a technique to image individual atoms at solid-liquid interfaces in a range of non-aqueous solvents, enabling the study of key chemical processes and catalysts. The 'nano-aquarium' method uses graphene windows to contain tiny liquid cells, allowing for atomic-scale imaging and tracking of millions of atoms.
The Centre will address bottleneck challenges in advanced battery materials and electric-enabled technology for energy storage and green conversion. Collaborations with renowned institutions will drive innovation and accelerate translation of research outcomes into real-world impact.
Researchers have developed a highly sensitive electronic 'skin' using tiny devices that can measure force applied over an area. This technology has the potential to improve prosthetic limbs and robotic manipulation, allowing robots to accurately track hand movements and grasp delicate objects.
Researchers have discovered a photostriction effect in perovskite crystals that reversibly changes shape when exposed to light. This property makes them 'smart materials' that can be tuned to respond to stimuli, potentially leading to new device designs such as sensors or actuators.
Researchers from the University of Warsaw and other institutions created optical tornadoes by combining spatially variable birefringence with an optical microcavity. This allows for the creation of miniature light sources with complex structures, potentially enabling simpler and more scalable photonic devices.
Researchers discovered an unusual interfacial layer that promotes higher growth rates by adsorbing carbon dioxide molecules. The study aims to explore larger hydrate structures for technology development and address real-world problems such as CO2 containment and water desalination.
Researchers have developed a new class of carbon materials called 'viciazites' that contain carefully controlled configurations of nitrogen groups, enabling low-temperature operation and efficient CO2 capture. The materials outperform untreated carbon fibers in CO2 uptake and desorption at temperatures below 60°C.
Researchers developed a bespoke aluminum alloy specifically tailored to survive and thrive in 3D printing. The new material produces components with significantly higher strength and lower internal stress than current industry standards.
Researchers develop programmable system to selectively pick up and place delicate electronic components, enabling mass production of defect-free displays and 3D microchips. The 'smart stamp' technology uses localized heating to control a polymer's stickiness, allowing precise transfer of semiconductor chips and other materials.
Researchers developed inch-scale, binder-free ultrahard diamond wafers with Vickers hardness exceeding 200 GPa. The ultra-hard diamond wafer exhibits outstanding wear resistance and structural stability, making it suitable for applications in extreme-environment electronics, advanced manufacturing, and semiconductor thermal management.
A research team led by Prof. Wang Zuankai has discovered the mechanism behind mechanoelectrical perception in sea urchin spines, which allows them to detect water flow instantly. The team has developed a bionic metamaterial sensor using gradient porous structure and 3D printing, holding promise for sensing technology breakthroughs.
Researchers have developed a 3D electrode inspired by an aquatic plant, which captures and transports gas bubbles to increase hydrogen production. The design achieved a current density eight times higher than common flat electrodes, collecting 53.9% more hydrogen.
Engineers at Harvard create microcombs on photonic chips, enabling compact, programmable frequency combs for precision measurement and telecommunications applications. The breakthrough makes electro-optic microcombs more practical, energy efficient, and diverse.
Researchers developed a water-rich, Jell-O-like hydrogel that mimics human tissue's movement, stretching, and relaxation. The hydrogel can be precisely controlled by light, enabling the study of cell behavior and disease modeling.
Researchers discovered 30 bacterial species that break down biodegradable plastic, revealing speed and factors influencing degradation. The study highlights the importance of understanding microbial communities and plastic chemistry in plastic biodegradation.
Kyushu University researchers observed individual polymer chains' behavior on solid surfaces, revealing non-equilibrium dynamics and thermal fluctuations. The study contributes to enhancing adhesive performance and lightweighting of materials.
The Harvard researchers' new device is elegantly designed to be tunable, with a bilayer design that becomes geometrically chiral and able to 'read' chiral light. By using the MEMS device to continuously vary the twist angle and interlayer spacing, the team showed they could tune the device's intrinsic ability to read different chiral l...
A new material, benzene-phosphonic acid (BPA), enables self-powered operation of smart sensors and wearables. The breakthrough technology reduces fabrication costs and promotes environmental sustainability.
Researchers at Penn State have developed a new class of tunable biomaterials, known as granular aerogel scaffolds, to support tissue regeneration and vascularization in wound healing. The material offers improved cell infiltration and may help rapidly form new blood vessels and regenerate damaged tissue.
Engineers at RMIT University developed a remote-controlled minibot to collect oil spills using a filtering system inspired by sea urchins. The 'Electronic Dolphin' can skim slicks and collect oil with high efficiency, offering a safer and more targeted way to respond to spills in sensitive environments.
Researchers at Texas A&M University and DEVCOM Army Research Laboratory developed a hybrid foam with a 3D-printed plastic skeleton, offering tunable, lightweight and ultra-durable properties. The composite combines ordinary foam with plastic struts, allowing it to absorb more energy and withstand greater forces.
Researchers at the University of Manchester found that large-area MoS₂ reduces energy loss in magnetic memory films by altering the film's internal crystal structure. This effect is not confined to laboratory-scale samples and has implications for real, scalable spintronic technologies.
Researchers at Penn State have developed microscopic thermometers that can be integrated onto a chip to track temperatures. The sensors, made from advanced 2D materials, differentiate subtle temperature changes in just 100 nanoseconds and can be placed on a single chip, offering efficient temperature monitoring.
Researchers developed a spray shield that adheres to transplant organs using mussel-derived adhesive protein, reducing immune rejection and its side effects. This innovation enables targeted delivery of immunosuppressants directly to the transplanted site, increasing success rates in xenograft transplantation.
Five Lehigh University professors have been recognized for their innovative work, collectively holding over 2,000 U.S. patents. Their research focuses on diverse areas, including orthopaedic device technology, nanocrystalline alloys, and energy storage systems.
Researchers at UC Santa Barbara have identified a hydrogen-free, telecom-wavelength quantum-light emitter in silicon, called the CN center. This defect reproduces key electronic and optical properties of the T center, making it a promising alternative for practical quantum devices.
Researchers at Washington University in St. Louis have created protein fibers that can exhibit high tensile strength, toughness, and mechanical stability, making them suitable for active wear and biomedical implants. The materials are grown using synthetic biology approaches and can be processed into a meat-like structure.
A new material composed of rice grains can bend, buckle, or stiffen differently under slow movements versus sudden impacts without electronics or sensors. This innovative material has potential applications in soft robotics, creating machines lighter, safer, and more adaptable.
A team of scientists and industry experts investigated the challenges of developing new solar cells, including copper indium gallium diselenide and perovskite. They recommend focusing on material resilience, stability, and sustainability to ensure long-term success.
Researchers at the University of Oulu have developed new bio-based resins that match or exceed the performance of fossil-based counterparts. The resins are produced from biomass-derived platform chemicals and offer a critical sustainability advantage: chemical recyclability.
Researchers at the University of Turku developed a unified theory guiding the design of more efficient and sustainable devices. The work reveals that squeezing light too tightly inside OLEDs can reduce performance, and optimal efficiency is achieved through a delicate balance of material and cavity parameters.
The Harvard team developed a new microfabrication method to produce high-performance, curved optical mirrors with extremely smooth surfaces. The mirrors can control light at near-infrared wavelengths, enabling fast and efficient quantum networking.
Researchers at Harvard's John A. Paulson School of Engineering and Applied Sciences have developed a new fabrication method for printing robotic devices with long filaments featuring precisely placed hollow channels. This allows the device to bend and deform in predetermined ways, enabling the creation of soft robots with predictable s...
Researchers at Jeonbuk National University have developed a new Prussian-blue based electrode that can effectively remove cesium from water. The electrode, made by combining Prussian blue with chemically treated carbon cloth, demonstrates high capacity for cesium adsorption and excellent reusability.
University of Oklahoma researchers created new hybrid materials that emit light quickly when exposed to radiation. The materials combine the strengths of both organic and inorganic components, resulting in a five-fold increase in light emission efficiency compared to organic molecules alone.
Researchers from Duke University found that uniform materials without complexity are the culprit behind deadly infections after heart surgery. Bioengineered grafts with decellularized tissue can greatly reduce complications. The study suggests designing new solutions similar to vascular tissue in interior complexity.
A team of researchers from North Carolina State University has created a new method to produce ultra-stretchable, superomniphobic materials using laser ablation. The materials can withstand extreme stretching and deformations while maintaining their liquid-repellent properties.
A new method allows for precise visualization of modern polymer binders in negative lithium-ion battery electrodes. The study found that small changes in binder distribution can significantly affect charging efficiency and battery lifespan.
A new ceramic material overcomes long-standing limits in proton conductivity, achieving record-high performance at intermediate temperatures. The innovative donor co-doping strategy combines increased proton concentration and mobility with chemical stability under various environments.
Researchers developed a reusable electro-kinetic filtration platform capable of filtering over 99% of ultrafine nanoplastics particles smaller than 50 nm. The system achieves commercial-level high-flow conditions and demonstrates energy self-sufficiency through a triboelectric generator.
Researchers at TUM developed a coating that makes UV-A radiation visible using proteins and bacteria, opening up new possibilities for sustainable materials. The coating, which includes the protein mEosFP, reliably detects contact with UV-A light and can be integrated into paints and coatings without compromising material properties.
Graphene and diamond hybrids show promising performance in electronic devices, sensors, and machining tests. However, major challenges remain, including producing large-area hybrids with consistent quality and understanding fundamental properties.
Researchers at Harbin Institute of Technology in China report a method to fabricate transparent conductive films on curved surfaces. The technique, using multi-angle co-velocity fitting deposition model, produces smooth and continuous films with high transparency and low electrical resistance.
A Fe@ZSM-5 catalyst demonstrates improved high-temperature NO conversion and stability in NH3-SCR, thanks to the regulation of molecular sieves. The research reveals two kinetic regimes, with optimal Si/Al ratio of 27 for high-temperature NO conversion.
Researchers at Saarland University have developed carbon spheres filled with iron oxide, achieving promising results for environmentally friendly lithium-ion batteries. The material's storage capacity increases over time as the iron oxide is electrochemically activated, making it a potential solution for renewable energy storage.
By adjusting the ratio of two elements, researchers can switch exotic quantum states on and off in materials highly desired for quantum computing. The team found that changing the correlations between electrons in the material allows for sensitive control over exotic quantum phases.
Researchers at King's College London and San Diego State University identified the molecular interactions that give spider silk its exceptional strength and flexibility. The findings provide general design principles for developing high-performance, sustainable fibers.
Researchers have developed a chemical-free method to upcycle waste chitin into high-performance porous carbons, which can efficiently capture and release hydrocarbons. The materials' pore structure can be precisely tuned through steam activation time, leading to improved adsorption and desorption performance.
New insights from the University of Groningen reveal how the size and arrangement of building blocks affect the mechanical properties of metamaterials. This knowledge can be used to design safer, longer-lasting implants, robotic hands, and energy absorbers.
Dr. Barron Bichon has been promoted to vice president of SwRI's Mechanical Engineering Division, overseeing a team of over 400 staff members. He will lead the division in advancing additive manufacturing and composite material bonding for defense and aerospace applications.
Researchers at Duke University have created a programmable Lego-like material that can change its stiffness and damping in response to temperature changes. The material, made from gallium and iron, can be programmed to mimic various commercially available soft materials.
Researchers at Pohang University of Science & Technology developed a secure hologram platform that stores information using the wavelength of light and spacing between metasurface layers. The technology enables information processing using light alone, without electrical power or electronic chips.
MIT engineers have designed a 3D-printed floor truss system made from recycled plastic, which exceeds building standards set by the US Department of Housing and Urban Development. The printed flooring can hold over 4,000 pounds and weighs about 13 pounds per truss, making it a lighter alternative to traditional wood-based trusses.
Researchers at MIT developed a generative AI model called DiffSyn that suggests promising synthesis routes for complex materials like zeolites. By using this model, scientists can test millions of theoretical materials in under a minute, accelerating the materials discovery process.