Articles tagged with Materials Engineering
A new recycling process for rare-earth elements has been developed, promising to significantly advance recycling technology and support global efforts towards carbon neutrality. The selective extraction–evaporation–electrolysis (SEEE) process achieved recovery rates of 96% for neodymium and 91% for dysprosium, with both metals reaching...
A literature review on fracture prediction of incremental forming process based on uncoupled and coupled damage models was conducted. The paper discusses research studies for various damage models, simulations based on these models were carefully analyzed and compared with experiments.
A recent review paper provides a comprehensive overview of the state-of-the-art in silicon carbide processing, highlighting key areas requiring further research. The study identifies critical aspects of grinding, lapping, and polishing techniques to overcome the challenges of processing high-quality SiC wafers.
A University of Virginia engineer developed a workflow to combine advanced imaging technologies for improved understanding of porous bone, which could inform disease detection. The method allows for three-dimensional rendering of bone structure across various length scales.
Researchers have identified coupling design methods, composite manufacturing techniques, and future prospects for micro/nanorobots. The review explores three core functions: mobility, controllability, and load capacity, offering insights into designing high-performance MNRs.
A new AI model called Crystalyze can analyze X-ray crystallography data to determine the structure of powdered crystals. The model was trained on a database of over 150,000 materials and successfully predicted structures for over 100 previously unsolved patterns.
A new report by international experts urges a collective approach to tackle plastic pollution, citing over 7,000 research studies on microplastics. The need for global reduction in plastic production and emission of microplastic particles is emphasized to avoid irreversible environmental damage.
Researchers have created a single-step method for producing Invar alloys with zero CO2 emissions and improved mechanical strength. The new process integrates metal extraction, alloying, and thermomechanical processing into one reactor step.
Researchers at Kyushu University developed a new organic thermoelectric device that can generate power from ambient temperature. The device, composed of copper phthalocyanine and fullerenes, achieved an open-circuit voltage of 384 mV and a short-circuit current density of 1.1 μA/cm².
Scientists from Brookhaven National Laboratory have developed a new type of qubit that can be easily manufactured without sacrificing performance. The constriction junction architecture offers a simpler alternative to traditional SIS junctions, using a thin superconducting wire instead of an insulating layer.
Scientists have developed an electrochemical approach using catalysts derived from used lithium-ion batteries to produce hydrogen peroxide. The method utilizes carbon nanostructures and cobalt, displaying catalytic properties in oxygen reduction reactions.
The new material resists cracking and avoids sudden failure, unlike conventional brittle cement-based counterparts. By manipulating the structure of the material itself, researchers achieve significant improvements in toughness without additional material.
Researchers at Chalmers University of Technology have created a world-leading structural battery that can halve the weight of laptops and make mobile phones as thin as credit cards. The battery has increased its stiffness, allowing it to be used in vehicles, increasing their driving range by up to 70 percent on a single charge.
Researchers discovered phase separation plays a crucial role in memristors retaining information over time. The team developed a device with improved retention behavior, yielding results comparable to 10 years of storage without power.
A team of GIST researchers developed a new defect passivation strategy for polycrystalline perovskites, leading to improved power conversion efficiency and long-term operational stability. The strategy uses a chemically identical polytype of perovskite to suppress defects in the crystal structure.
A new MXene-based Matthew membrane exhibits high K+-sieving performance with a K+/Na+ selectivity of up to about 9. The excellent performance is attributed to the recognition effect in the RL and fast transport of hydrated K+ through the EL.
A novel PEEK-based implant material, sPEEK/BP/E7, has been developed to promote bone growth and possess potent antibacterial capabilities. The material exhibits enhanced cytocompatibility and osteogenicity in vitro, outperforming traditional samples.
Researchers from Texas A&M are leading a $26 million decarbonization effort to convert CO2 into valuable products, driving a circular carbon economy. The initiative aims to develop cost-effective and sustainable solutions for manufacturing systems.
Researchers at Rice University developed a thermochromic material that outperforms existing varieties in terms of durability, transparency, and responsiveness. The new polymer blend significantly enhances energy efficiency for indoor space cooling, potentially reducing energy consumption and carbon footprint.
Researchers at the University of Illinois have developed a method to understand and improve light-harvesting molecules for solar energy applications. By combining AI with automated chemical synthesis and experimental validation, they were able to produce molecules four times more stable than traditional ones.
A Japanese research team developed a new method for producing large-area nanosheets with exceptional electronic, optical, mechanical, and chemical properties. The 'spontaneous integrated transfer method' uses the spontaneous spreading phenomenon of wetted nanosheets to create uniform films in just one minute.
Researchers will create versatile and easy-to-integrate robots capable of intelligent grasping, fine motor skills, and hand-eye coordination. The goal is to empower diverse workforces with robotic solutions, improving worker productivity and job opportunities.
A team from Osaka Metropolitan University has created a way to control the growth of crystals on metal-organic frameworks thin films, reducing light scattering and resulting in high-quality films. These advanced films are expected to be used as optical sensors, optical elements, and transparent gas adsorption sheets.
Researchers at the University of Pittsburgh receive a $251,981 DARPA award to design more effective underwater adhesives inspired by mussels. They aim to optimize molecular-level properties for strengthened underwater infrastructure and fluidic environments.
Researchers use AI algorithms to accelerate materials discovery, predicting polymer properties and generating new formulations. The technology has led to advancements in energy storage, filtration technologies, additive manufacturing, and recyclable materials.
Researchers at the University of Cincinnati are developing a new technology using magnetic nanoparticles to deliver medications directly to the inner ear, where hearing loss occurs. The goal is to create an effective and minimally invasive treatment option for various types of hearing loss.
Researchers at Singapore University of Technology and Design have developed a novel approach to metalworking using chitinous colloids and composites. By leveraging the affinity between chitin and metals, they created functional metallic structures without high temperatures or pressures.
Researchers propose a leaf-inspired luminescent solar concentrator (LSC) design to overcome scalability limitations. The innovative setup enhances photon collection and transfer, improving efficiency and reducing self-absorption issues.
Researchers from Johns Hopkins and Portland State University develop a new computational method to enhance Large Eddy Simulations, improving accuracy for designing and optimizing floating offshore windfarms. The project combines modeling advancements with scaled experimental results to better predict wind-wave-turbine interactions.
Physicists at European XFEL have made comprehensive observations of ionisation processes in warm dense matter. The team observed how quickly copper transforms into the exotic state of ionised WDM to become transparent to X-rays.
A new deep learning-based inverse design method allows for the optimization of complex acoustic metamaterials, reducing noise pollution while maintaining ventilation. The approach enables ultra-broadband sound attenuation across various peak frequencies.
Piezoelectric materials are used in sonar and ultrasound applications, but can deteriorate due to heat and pressure. Researchers have developed a technique to depole and repole these materials at room temperature, allowing for easier repair and paving the way for new ultrasound technologies.
Liheng Cai, a UVA engineering professor, has received a $1.9 million NIH grant to create advanced biomaterials that can be used to repair living tissues and build organ structures. His lab aims to develop polymers that mimic human biology and integrate healthy cells into the human body.
Researchers at Pohang University of Science & Technology have developed a novel analog hardware using ECRAM devices that maximizes AI computational performance. Their technique, which uses a three-terminal structure with separate paths for reading and writing data, demonstrates excellent electrical and switching characteristics.
Researchers at Nagoya University have developed an ammonia-free technique for producing GaN semiconductors, enabling high-quality growth at lower temperatures and reduced raw material consumption. This method also reduces the need for detoxifying systems and energy expenditure.
A team of researchers from POSTECH has introduced a novel approach to balance strength and elongation in metallic materials. By using periodic spinodal decomposition, they created an alloy that boasts both high strength and high elongation, achieving a yield strength of 1.1 GPa with nearly the same elongation as before.
Researchers at UCLA have developed a wavelength-multiplexed diffractive optical processor that enables all-optical multiplane quantitative phase imaging. This approach allows for rapid and efficient imaging of specimens across multiple axial planes without the need for digital phase recovery algorithms.
Researchers at the University of Sydney have proposed a new way to reduce industrial emissions by utilizing liquid metals in chemical reactions. This approach aims to decrease energy requirements and lower greenhouse gas emissions.
Researchers have developed a metasurface that can reflect light at multiple frequencies, enabling faster wireless communication channels. The device operates in reflection mode at optical frequencies, offering thousands of times more bandwidth than current Wi-Fi.
Researchers developed core-shell microfibrous scaffolds that excel in rotator cuff repair, restoring natural morphology and mechanical properties. The acellular, in situ tissue engineering technology harnesses stem cell regenerative abilities to provide robust biological regeneration without cell seeding.
A new study links various soft material behaviors, revealing a critical parameter called the brittility factor that simplifies failure behavior. This finding helps engineers design better materials for future challenges.
Researchers at the University of Melbourne have developed a compact, high-efficiency metasurface-enabled solenoid beam that can draw particles toward it. The technology has the potential to reduce pain and trauma associated with current biopsy methods.
The layered multiferroic material nickel iodide (NiI2) has been found to have greater magnetoelectric coupling than any known material of its kind, making it a prime candidate for technology advances. This property could enable the creation of magnetic computer memories that are compact, energy-efficient and can be stored and retrieved...
Researchers create bioinspired directional structures to inhibit the wetting of molten droplets on super-melt-philic surfaces at high temperatures. The structures provide anisotropic energy barriers, hindering the movement of water and preventing wetting.
Researchers created RoboFabric, a wearable fabric that can stiffen on demand for medical applications and soft robotics. The technology reduces muscle activity by up to 40% when assisting joints while lifting loads.
Researchers at Northwestern University developed a method to load therapeutic cargo into extracellular vesicles, effectively delivering engineered proteins to specific diseased cells. This approach could enable more effective and affordable biological medicines for diseases like immunotherapy and regenerative medicine.
A new handheld device enables rapid non-invasive detection of harmful chemicals and biological molecules using a Raman spectrometer and cellphone camera. This technology reduces analysis time from days to minutes, making it ideal for remote areas where laboratory spectrometers are impractical.
Professors Philip LeDuc and Burak Ozdoganlar have developed a novel 3D ice printing technique that enables the creation of micro-scale structures with tailored geometries. Their method uses water as an ink substitute, allowing for the deposition of precise internal voids and channels.
Researchers investigate defects in 2D materials, finding that some can improve electrical conductivity and shedding light on a common defect related to missing chalcogen atoms. Understanding these defects is crucial for refining processes needed to create precise TMD-based semiconductors.
A team of researchers from Singapore University of Technology and Design has developed a new approach to 3D food printing using multi-channel nozzles. They successfully printed foods with seamless transitions between materials, opening up possibilities for personalized and sustainable meals. The technology can be used to create aesthet...
A team of researchers from Drexel University and UCLA used scanning tunneling microscopy and spectroscopy to study the surface chemical structure of titanium carbide MXene. They found features on the surface, including titanium oxide clusters and functional groups, which could explain MXene's extreme properties and potential applications.
A new microscopy method has allowed researchers to detect tiny changes in the atomic-level architecture of crystalline materials. The technique could advance our ability to understand the fundamental origins of materials properties and behaviour.
Researchers from Chiba University develop sustainable method for producing biodegradable polymers using cuttlefish ink melanin. Decomposition products are converted into polymeric materials with potential applications in circular economies.
Researchers developed artificial maple seeds that can be controlled using light to monitor environmental conditions, such as pH levels and heavy metal concentrations. The technology has potential applications in search-and-rescue, endangered species studies, and infrastructure monitoring.
Research using a novel microscopic technique reveals that gold nanoparticles' lethality to cancer cells is more complex than previously thought. Smaller nanoparticles can regenerate and divide after initial stress, while larger star-shaped particles cause oxidative stress leading to programmed cell death.
Researchers at UNICAMP and UCA optimize anthocyanin extraction from jabuticaba peel, achieving a higher yield than traditional methods. The novel method uses biosorbent material derived from the residue, resulting in an efficient and environmentally friendly process.
Researchers developed an AI model that accurately predicts metal yield strength by combining physical theory with machine learning. The model outperforms traditional methods, which often rely on extensive experimentation.
A new version of the OPTIMADE standard enables easier access to large materials databases, facilitating AI modeling and prediction of material properties. The international collaboration involves over 30 institutions worldwide, aiming to advance materials research and development.
Researchers have developed a new technique to overcome the perceived limitation of membranes with pores of consistent size, enabling unprecedented selectivity in size-based separations. By studying isoporous membranes, scientists uncovered a dynamic that could surmount hindered transport limitations.
Researchers developed a 3D metamaterial capable of detecting polarization and direction of light, overcoming limitations of conventional optical devices. The breakthrough technology utilizes pi-shaped metal nanostructures with numerical aperture-detector polarimetry to analyze light distribution.