Articles tagged with Ceramic Processes
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Researchers have developed a strong, defect-free composite material that can phase-shift under stress to dissipate energy. The material, created using additive friction stir deposition, has potential applications in defense, infrastructure, aerospace, and sporting equipment.
The EU-funded INNOVATILE project aims to reduce the environmental impact of ceramic tile manufacturing through innovative technology, targeting a 10-20% decrease in raw material and water consumption. The project also focuses on using secondary raw materials and replacing critical resources with alternative resources.
Researchers developed a scalable method for creating complex ceramic structures using binder jet additive manufacturing and advanced post-processing techniques. This innovation enables the production of high-quality, leak-proof components for critical applications like pharmaceutical or chemical processing.
Brazilian researchers have developed a ceramic clay that is lighter than traditional materials by adding algae from the Sargassum genus. The addition of sargassum reduced the apparent density of lightweight ceramic clay aggregates, improving thermal comfort and reducing environmental harm.
Researchers developed a new 3D printing method that creates strong, high-quality silicon carbide (SiC) ceramic parts at lower temperatures. The method uses vat-polymerization and adds silica to improve material quality, resulting in comparable strength to ceramics sintered at higher temperatures.
Tina Rost will use a $800,000 NSF CAREER award to control the disorder in high-entropy ceramics, making them stronger and more heat-resistant. Her team aims to develop new materials with tailored electrical, magnetic, and mechanical properties using machine learning-enhanced analysis.
Researchers find that intense laser pulses cause tunnel ionization, generating photocarriers and altering the lattice energy surface, leading to ultrafast melting of wide-gap ceramic materials like MgO. The study demonstrates a universal microscopic mechanism for laser-induced phase transitions.
Researchers developed a sodium-doped amorphous silicon-boron-nitride catalyst that enhances reactivity and stability under harsh conditions. The material enables reversible hydrogen adsorption and desorption, making it a promising catalyst for sustainable industrial reactions.
Researchers propose a novel strategy for highly controllable micro-nano fabrication using focal volume optics in transparent solids. The approach enables the creation of composite structures with finer structures and tunable properties, opening up new avenues for photonics and nanophotonics applications.
The NSF is seeking proposals for research on transport phenomena and fluid dynamics in space, leveraging the ISS National Lab's microgravity environment. Selected projects will receive funding to advance fundamental and translational research benefiting humanity.
Daniel Oropeza, an assistant professor at UC Santa Barbara, has been awarded a $1 million grant to research near-net-shape fabrication of high-density ceramics. His team aims to create complex geometries using a multi-material deposition system and hot pressing, which could lead to the development of new materials for extreme environme...
Researchers at Lehigh University have pioneered a method to create customizable ceramics using solid-state synthesis, enabling advances in electronics and energy conversion. The team aims to produce functional materials with tailored geometries that can be used in thermoelectric devices and other applications.
A Montana State University researcher has developed nano-scale materials that can convert carbon dioxide into chemical building blocks, marking a potential step forward in reducing atmospheric CO2. The materials mimic enzymes and have the ability to selectively capture CO2 from the air.
A Bronze Age purple dye workshop has been found on the Greek island of Aegina, featuring tools, ceramics, and snail shells that reveal the production process. The site provides insights into Mycenaean culture and trade during the Late Bronze Age.
Researchers developed a novel air-handleable garnet-type solid electrolyte technology that improves surface and internal properties, preventing contamination layer formation. This innovation enables the creation of ultra-thin lithium solid-state batteries with high energy density and low weight.
Researchers at ETH Zurich have engineered a thermal trap to deliver heat at high temperatures needed for industrial processes, overcoming the challenge of fossil fuels. The device, which uses solar radiation, absorbs sunlight and converts it into heat, minimizing radiative heat losses and increasing efficiency.
Researchers have developed a method to make ceramic materials more plastically deformable at room temperature by introducing high-density defects through preloading at high temperatures. This approach has been validated in various ceramic systems and shows promise for improving the industrial applications of ceramics.
Scientists at Linköping University have created sheets of gold only a single atom layer thick, termed goldene. This material has given gold new properties that can make it suitable for applications such as carbon dioxide conversion, hydrogen production, and selective production of value-added chemicals.
Researchers at WVU are developing solid oxide electrolysis cells (SOECs) to split water into hydrogen and oxygen, with the goal of cutting production costs to $1 per kilogram. The projects focus on improving SOEC design and manufacturing processes to increase efficiency and reduce energy consumption.
A study discovers that traditional Chinese ice-ray lattice designs can provide unique stiffness and strength under asymmetric loads, offering an alternative to conventional gridshells. The research also explores the potential of integrating complex geometry into facade design and micro-scale material design.
Nontraditional energy-assisted mechanical machining uses vibration, laser, electricity, etc. to improve machinability and reduce process forces in processing difficult-to-cut materials and components. The technology provides a feasible way to enhance material removal rate and surface quality.
MIT researchers successfully produced a miniaturized quadrupole filter using additive manufacturing, achieving precision comparable to commercial-grade filters at a fraction of the cost and weight. This breakthrough enables the development of portable mass spectrometers for rapid chemical analysis in remote settings.
Researchers developed a sinter-free method for efficient, low-temperature synthesis of lithium ceramic, enabling the creation of solid-state batteries with higher power density and lower production costs. This breakthrough could accelerate the transition to electric vehicles by reducing the reliance on conventional lithium-ion batteries.
Researchers used a unique X-ray technique to capture soundwaves' propagation in a diamond crystal, revealing ultrafast structural phenomena that were previously beyond scientific reach. The breakthrough enables real-time imaging of solid materials with unprecedented resolution and speed.
A new study by Nagoya Institute of Technology researchers reveals that the type of ceramic glaze used in tea sets can alter the retention of catechins, flavonoids with antioxidant properties. The study found that different glazes reduced the amount of beneficial compounds in tea, affecting its flavor, aroma, and potential health benefits.
Researchers developed a precise crosslinking method to impart elastic recovery to ferroelectric materials. The new material combines elasticity with high crystallinity, offering broad application prospects in wearable electronics and smart healthcare.
Researchers develop an ionic device utilizing redox reactions to achieve a high number of reservoir states, enabling efficient complex nonlinear operations. The device demonstrated remarkable performance in solving second-order nonlinear dynamic equations and predicting future values with low mean square prediction error.
Scientists at Yokohama National University created ceramic eutectic composites through CVD, demonstrating the generation of spatially ordered patterns. The process allows for doped luminescent centers, enabling environmental-resistant LED lighting and high-resolution X-ray imaging.
Scientists review preparation techniques for copper matrix composites with ceramic particles, enhancing mechanical properties and thermal conductivity. The study highlights the importance of particle characterization, interfacial bonding, and advanced preparation methods to optimize composite performance.
A team of researchers uncovered that the Neolithic Revolution in North Africa was a result of complex genetic and cultural exchange between European farmers and native hunter-gatherers. This discovery suggests that biological diversity played a key role in the success of Neolithization in the region.
Researchers developed an in situ technique to observe material behavior under various stresses, including shear stress. This allows for precise understanding of how materials respond and identify preferred slip planes.
Researchers are developing functionally graded materials using 3D printing, aiming to create sustainable and efficient materials for the air transport and security industries. The goal is to optimize mechanical properties and minimize production costs.
Researchers at TU Wien found that ceramic coatings do not fatigue under extreme load conditions, but instead break down due to fracture toughness. The discovery changes the approach to measuring and improving thin film durability.
A new ceramic material with excellent oxygen storage capacity has been developed by Tohoku University researchers. The material can remove toxic gases from exhaust emissions at lower temperatures than current materials, making it a promising solution for improving air quality in petrol and diesel vehicles.
A team of researchers, led by Ling Li from Virginia Tech, has discovered the key strategies behind the strength and toughness of sea urchin exoskeletons. The study reveals that a balance between branch connection nodes and pore size is critical to the material's damage tolerance.
A new category of shape-memory materials made of ceramic, rather than metal, has been discovered by MIT researchers. The ceramic material can actuate without accumulating damage and withstand much higher temperatures than existing metals, making it suitable for applications such as actuators in jet engines.
Researchers from Nagoya Institute of Technology investigated the solidification mechanism of magnesium carbonate and hydroxide systems using cold sintering. The study found that water played a crucial role in promoting dissolution-precipitation reactions, enabling densification at lower temperatures.
Researchers have created a new glass-ceramic that emits light in response to mechanical stress, enabling potential applications for monitoring stress in artificial joints and structures.
Researchers have developed a glucose fuel cell that converts glucose into electricity, generating 43 microwatts per square centimeter. The device is resilient, able to withstand temperatures up to 600 degrees Celsius, making it suitable for medical implants.
Scientists created new material design principles by studying the complex structure of starfish skeletons. The unique lattice architecture offers mechanical protection, enabling high strength and flexibility while maintaining buoyancy regulation.
Researchers at Pusan National University discovered that tempered glass is more resistant to water-promoted fracture growth than annealed glass. The study found that water droplets penetrate microcracks in glass surfaces, dissolving silicon-oxygen bonds and degrading mechanical strength.
A new composite ink composed of ceramic particles in polymer acrylonitrile-butadiene-styrene (ABS) has been developed to make foldable electronics easier and cheaper to manufacture. The ink enables the creation of flexible, large-area dielectric substrates suitable for millimeter-wave devices, including 5G antennas.
Researchers discovered that volcanic aggregate and chemical interactions strengthen Caecilia Metella's tomb, exceeding male contemporaries' monuments. The study, published in the Journal of the American Ceramic Society, shows how leucite crystals dissolve over time to remodel concrete cohesion.
The researchers have successfully mechanically imprinted atoms in ceramic, achieving improved electroceramic properties. This method allows for the creation of well-ordered fields of newly occupied atomic rows, which control local polarisation and load dislocation in the material.
Researchers at WMG, University of Warwick have developed routes to mitigate the effects of thermal gradients on microstructure, enabling wider use of flash sintering. Adopting these modified flash sintering routes will enable lower energy production of solid-state batteries and complex ceramic products.
A new manufacturing process developed by Georgia Tech researchers allows for the mass production of solid-state batteries using nonflammable ceramic electrolytes. This breakthrough could lead to lighter, safer, and more energy-dense batteries, potentially reducing costs and increasing efficiency.
A new colloid recipe reduces debinding and sintering time for glass and ceramic 3D printing, allowing for faster production of complex structures. This breakthrough enables the creation of parts with accurate geometries, weight reduction, and increased strength.
A new ultrafast high-temperature sintering method has been invented, promising applications in solid-state batteries, fuel cells and 3D printing technologies. The process requires less than 10 seconds of total processing time, compared to traditional furnace approaches that take hours.
Researchers from Universität Bayreuth have developed a novel spraying method, Powder Aerosol Deposition (PAD), which enables the production of dense ceramic films at normal room temperatures. The resulting coatings exhibit excellent mechanical properties, including high hardness and chemical resistance.
A new techno-economic analysis reveals the cold sintering process offers financial and environmental benefits for ceramic manufacturers. The study found that using CSP reduces energy use and capital costs, making it the most economically attractive option for producing ceramics.
Researchers at Purdue University developed a new process to make ceramic materials more ductile and durable. The 'flash sintering' technique adds an electric field to conventional sintering processes, resulting in enhanced plasticity and resistance to brittle failure.
Engineers at UC San Diego and Riverside developed a new ceramic welding method that doesn't require a furnace. The process uses ultrafast pulsed lasers to melt ceramic materials along the interface, creating strong welds.
Neanderthals produced birch tar as a simple, sticky substance for tool attachment. The method involves burning birch bark next to river cobbles in an oxygenated environment, yielding a useable amount of tar within hours.
Researchers from Far Eastern Federal University propose pre-annealing green bodies to regulate mesostructure, leading to reduced porosity and improved laser efficiency. The study aims to establish a detailed correlation between initial green body homogeneity and final material properties.
Physicists uncover secrets of conching, a 140-year-old mixing technique that creates smooth chocolate texture by breaking down ingredients into finer grains. The study may lead to lower-fat chocolate and more energy-efficient manufacturing processes.
Researchers at Osaka University demonstrated a world-first room-temperature crack-healing method for ceramic-based composites. The method uses electrochemical anodization to recover the strength of the composites to their original level, overcoming previous limitations with high-temperature heat treatment and resin adhesives.
Researchers created AI2O3/Ti composites with improved fracture toughness, electrical conductivity, and photocatalytic ability through percolation structure and chemical treatment. The composites also showed machinability like metals and antibacterial properties.
Researchers at Clemson University are working on a new 3D-printing technique involving rapid laser processing to create protonic ceramic electrolyzer stacks that convert electricity to hydrogen. This technology could lead to cars that go 1,000 miles per fill-up and smartphones that can run for days without recharging. The new technique...
A team of researchers at Penn State has developed a cold sintering process to create nanocomposites of ceramics and 2D materials, known as MXenes. This innovation enables the production of high-performance materials with potential applications in solid-state batteries, thermoelectrics, and more.
Purdue researchers have found a way to overcome the brittle nature of ceramics by applying an electric field during sintering, resulting in materials that can deform like metals at room temperature. This innovation enables the creation of more stable ceramic components for aircraft engine blade coatings and dental implants.