Current Ceramics News and Events

Current Ceramics News and Events, Ceramics News Articles.
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Ancient Amazonian farmers fortified valuable land they had spent years making fertile to protect it
Ancient Amazonian communities fortified valuable land they had spent years making fertile to protect it from conflict, excavations show. (2021-02-09)

New way to power up nanomaterials for electronic applications
UCLA materials scientists and colleagues have discovered that perovskites, a class of promising materials that could be used for low-cost, high-performance solar cells and LEDs, have a previously unutilized molecular component that can further tune the electronic property of perovskites. (2021-02-05)

Scientists optimized technology for production of optical materials for microelectronics
Scientists of Far Eastern Federal University (FEFU) have advanced the technology of high-speed sintering for optical ceramics (Nd3+:YAG), i.e. active elements generating laser emission in the near-infrared wavelength range (1.06 μm) for cutting the edge microelectronics and medicine. The researchers have managed to reduce significantly the initial nanopowders consolidation period (10 - 100 times) forming a nanostructure with ensured high optical transparency of the ceramic material. A related article appears in Optical Materials. (2021-02-04)

Highly deformable piezoelectric nanotruss for tactile electronics
A KAIST research team confirmed the potential of tactile devices by developing ceramic piezoelectric materials that are three times more deformable. For the fabrication of highly deformable nanomaterials, the research team built a zinc oxide hollow nanostructure using proximity field nanopatterning and atomic layered deposition. (2021-02-01)

Scientists developed energy saving ceramic phosphors for high power LED systems
Materials scientists of Far Eastern Federal University (FEFU), in collaboration with an international research team, have advanced the design of composite ceramic materials (Ce3+:YAG-Al2O3), i.e. solid-state light converters (phosphors) that can be applied in ground and aerospace technologies. The LED systems based on the developed materials to save 20-30 percent more energy compared to commercial analogues. A related article was published in Materials Characterization. (2021-01-26)

Could "Power Walking" fuel the energy revolution? India is ready to step up
India has an energy problem. It currently relies heavily on coal and consumer demand is expected to double by 2040, making its green energy targets look out of reach. Part of the solution could come from harvesting energy from footsteps, say Hari Anand and Binod Kumar Singh from the University of Petroleum and Energy Studies in Dehradun, India. Their new study, published in the De Gruyter journal Energy Harvesting and Systems, shows that Indian attitudes towards power generated through piezoelectric tiles are overwhelmingly positive. (2021-01-19)

Researchers demonstrate nondestructive mid-infrared imaging using entangled photons
Researchers have shown that entangled photons can be used to improve the penetration depth of optical coherence tomography (OCT) in highly scattering materials. The method represents a way to perform OCT with mid-infrared wavelengths and could be useful for non-destructive testing and analysis of materials such as ceramics and paint samples. (2020-12-10)

Science reveals secrets of a mummy's portrait
How much information can you get from a speck of purple pigment, no bigger than the diameter of a hair, plucked from an Egyptian portrait that's nearly 2,000 years old? Plenty, according to a new study. Analysis of that speck can teach us about how the pigment was made, what it's made of - and maybe even a little about the people who made it. (2020-11-20)

FEFU scientists helped design a new type of ceramics for laser applications
Material scientists from Far Eastern Federal University (FEFU) joined an international team of researchers to develop new nanocomposite ceramics (Ho3+:Y2O3-MgO) that can be employed in high-capacity laser systems operating in the medium infrared range (IR) of 2-6 micrometers. These lasers are safe for the human vision and have multiple applications in various fields of economy, including industry, atmosphere probing, medicine, and light radars. An article about the work was published in the Ceramics International. (2020-10-22)

Collaboration sparks new model for ceramic conductivity
As insulators, metal oxides - also known as ceramics - may not seem like obvious candidates for electrical conductivity. While electrons zip back and forth in regular metals, their movement in ceramic materials is sluggish and difficult to detect. (2020-10-22)

New funerary and ritual behaviors of the Neolithic Iberian populations discovered
This finding opens new lines of research and anthropological scenarios, where human and animal sacrifice may have been related to ancestral cults, propitiatory rituals and divine prayers in commemorative festivities (2020-09-25)

Mineral undergoes self-healing of irradiation damage
Several minerals suffer radioactive self-irradiation and hence experience long-term changes of their properties. The mineral monazite virtually behaves ''just alike Camembert cheese in which holes are drilled'': Existing radiation damage heals itself. An international research team led by Lutz Nasdala, Institute of Mineralogy and Crystallography, University of Vienna, conducted an ion-irradiation study that has unravelled the causes of the self-healing of monazite. Results were published in ''Scientific Reports''. (2020-09-09)

Hydrogel paves way for biomedical breakthrough
Dubbed the ''invisibility cloak'', engineers at the University of Sydney have developed a hydrogel that allows implants and transplants to better and more safetly interact with surrounding tissue. (2020-08-03)

Scientists discover new class of semiconducting entropy-stabilized materials
The design of novel materials with superior characteristics by entropy stabilization is a very dynamic emerging research area in materials science. However, despite recent advances in entropy-stabilized metals and insulating ceramics targeted for structural applications, there is still a dearth of high-entropy semiconductors, which poses a major obstacle for the adoption of high-entropy materials in semiconducting functional applications. Our study aims to realize a novel class of the semiconducting entropy-stabilized chalcogenide alloys. (2020-07-31)

Shells and grapefruits inspire first manufactured non-cuttable material
Engineers have taken their inspiration from shells and grapefruits to create what they say is the first manufactured non-cuttable material. (2020-07-20)

Battery breakthrough gives boost to electric flight and long-range electric cars
Researchers at the Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab), in collaboration with Carnegie Mellon University, have developed a new battery material that could enable long-range electric vehicles that can drive for hundreds of miles on a single charge, and electric planes called eVTOLs for fast, environmentally friendly commutes. (2020-07-20)

UBCO researchers create liquid-repelling substance that works on all surfaces
Acting like an invisible force field, a new liquid coating being developed by UBC Okanagan researchers may provide an extra layer of protection for front-line workers. Researchers at the Okanagan Polymer Engineering Research and Applications (OPERA) Lab have developed a coating that repels nearly all substances off a surface. And that new coating will make cleaning personal protective equipment a little bit easier for front-line health care workers, explains Kevin Golovin. (2020-07-15)

Understanding of relaxor ferroelectric properties could lead to many advances
A new fundamental understanding of polymeric relaxor ferroelectric behavior could lead to advances in flexible electronics, actuators and transducers, energy storage, piezoelectric sensors and electrocaloric cooling, according to a team of researchers at Penn State and North Carolina State. (2020-06-29)

Researchers make next-generation, high-toughness battery component
By combining a ceramic material with graphene, Brown University engineers have made what they say is the toughest solid electrolyte built to date. (2020-06-18)

New light for plants
Scientists from ITMO in collaboration with their colleagues from Tomsk Polytechnic University came up with an idea to create light sources from ceramics with the addition of chrome: the light from such lamps offers not just red but also infrared (IR) light, which is expected to have a positive effect on plants' growth. The research was completed as part of a Russian Science Foundation grant, and the results were published in Optical Materials. (2020-06-08)

DNA increases our understanding of contact between Stone Age cultures
What kind of interactions did the various Stone Age cultures have with one another? In a new interdisciplinary study, researchers have combined archaeological and genetic information to better understand Battle Axe cultural influences discovered in graves of the Pitted Ware culture. The findings are published in the American Journal of Physical Anthropology. (2020-06-05)

Scientists develop sorbent for purifying water from radioactive elements
Scientists from Far Eastern Federal University (FEFU) in collaboration with colleagues from the Institute of Chemistry FEB RAS come up with a smart technology for the synthesis of sorbent based on a ''tungsten bronze'' compound powder (Na2WO4) aimed to purify industrial and drinking water from hazardous radionuclides cesium (137Cs), and strontium (90Sr), as well as for effective processing of liquid radioactive waste. A related article appears in the Journal of Materials Science. (2020-05-29)

Understanding ceramic materials' 'mortar' may reveal ways to improve them
New research shows that in the important ceramic material silicon carbide, carbon atoms collect at those grain boundaries when the material is exposed to radiation. The finding could help engineers better understand the properties of ceramics and could aid in fine-tuning a new generation of ceramic materials. (2020-05-25)

Keep away from water: Skoltech scientists show a promising solid electrolyte is 'hydrophobic'
Skoltech researchers and their colleagues have shown that LATP, a solid electrolytes considered for use in next-generation energy storage, is highly sensitive to water, which has direct implications for potential battery performance and lifetime. The paper was published in the journal Chemistry of Materials. (2020-05-19)

Scientists measured electrical conductivity of pure interfacial water
Skoltech scientists in collaboration with researchers from the University of Stuttgart, the Karlsruhe Institute of Technology and the Russian Quantum Center achieved the first systematic experimental measurements of the electrical conductivity of pure interfacial water, hence producing new results significantly extending our knowledge of interfacial water. (2020-05-07)

Sustainable structural material for plastic substitute
A team lead by Prof. Shu-Hong Yu from the University of Science and Technology of China (USTC) report a high-performance sustainable structural material called cellulose nanofiber plate (CNFP) which is constructed from bio-based CNF and ready to replace the plastic in many fields. (2020-05-01)

Scientists suggest using machine learning to predict materials' properties
Researchers suggested using machine learning methods to predict the properties of artificial sapphire crystals. It is a unique material widely used in microelectronics, optics and electronics. The results of the study were published in the Journal of Electronic Science and Technology and the illustration from the article hit the coverpage of the journal. (2020-04-30)

Superfast method for ceramic manufacturing could open door to AI-driven material discovery
Scientists have reinvented a 26,000-year-old manufacturing process into an innovative approach to fabricating ceramic materials that has promising applications for solid-state batteries, fuel cells, 3D printing technologies, and beyond. (2020-04-30)

Optimizing a new spraying method for ceramic coatings
For a long time, the production of ceramic coatings has only been possible by means of sintering techniques conducted at more than 1,000 degrees Celsius. However, Powder Aerosol Deposition (PAD) enables their production at normal room temperatures. Engineering scientists from the University of Bayreuth show in the journal of 'Advanced Materials' how the functional properties of ceramic films can be optimized with regard to high-tech applications. (2020-04-20)

New electrode material developed to increase charge capacity of lithium batteries
Lithium batteries hold a lot of promise for the future of many applications, including electric vehicles, but tend to be prohibitively expensive, according to a team led by Naoaki Yabuuchi, professor at Yokohama National University in Japan. The team has developed a new electrode material to make lithium batteries not only cheaper, but longer lasting with higher energy density. The results were made available online, ahead of print publication, on March 25 in Materials Today. (2020-04-16)

A new 'gold standard' for safer ceramic coatings
Making your own ceramics can be a way to express your creativity, but some techniques and materials used in the process could be harmful. Today, scientists report progress toward a new type of glaze that includes gold and silver nanoparticles, which are less toxic and more environmentally friendly than currently used formulations, while still providing vibrant colors. The researchers will present their results at the American Chemical Society Spring 2020 National Meeting & Exposition. (2020-03-23)

Current model for storing nuclear waste is incomplete
The materials the United States and other countries plan to use to store high level nuclear waste will likely degrade faster than anyone previously knew, because of the way those materials interact, new research shows. The findings, published today in the journal Nature Materials, show that corrosion of nuclear waste storage materials accelerates because of changes in the chemistry of the nuclear waste solution, and because of the way the materials interact with one another. (2020-01-27)

Color superlensing to assist in surpassing diffraction barrier
The research was supported by a Russian Science Foundation's grant under the title 'Synthesis and research of a new class of nanocomposite ceramics with degenerate dielectric permeability for opto-plasmonic applications.' (2020-01-03)

FEFU scientists participate in development of ceramic materials that are IR-transparent
Scientists from Far Eastern Federal University (FEFU) teamed up with colleagues from Institute of Chemistry (FEB RAS), Institute for Single Crystals (Ukraine), and Shanghai Institute of Ceramics (Chinese Academy of Sciences) to develop Y2O3?MgO nanocomposite ceramics with uniform distribution of two phases, microhardness over 11 GPa, and average grain size of 250 nm. It capable of transmitting over 70% of IR-range with wavelength up to 6,000 nm. A related article was published in Ceramics International. (2019-12-26)

New antenna tech to equip ceramic coatings with heat radiation control
Researchers have developed a way for ceramic coatings to control heat radiation, a feature that could increase the performance of aircraft engines operating at high temperatures. (2019-11-21)

FSU researchers develop thin heat shield for superfast aircraft
The world of aerospace increasingly relies on carbon fiber reinforced polymer composites to build the structures of satellites, rockets and jet aircraft. But the life of those materials is limited by how they handle heat. A team of FAMU-FSU College of Engineering researchers from Florida State University's High-Performance Materials Institute is developing a design for a heat shield that better protects those extremely fast machines. (2019-11-14)

Nanoceramics from the ball mill
Nanometer-sized corundum particles for automotive catalysts and particularly stable ceramics can now be produced amazingly easily. (2019-10-30)

Scientists learn how to make oxygen 'perform' for them
Chemists have figured out how to keep one particular isotope of oxygen -- among the most abundant elements on the planet and a crucial building block for materials like glass and ceramics -- spinning during nuclear magnetic resonance spectroscopy long enough to learn some things about its structure and function. (2019-10-29)

Ceramic industry should use carbon reducing cold sintering process says new research
A new techno-economic analysis, by a team led by a researcher from WMG at the University of Warwick, shows that the energy intensive ceramic industry would gain both financial and environmental benefits if it moved to free the cold sintering process from languishing in labs to actual use in manufacturing everything from high tech to domestic ceramics. (2019-10-21)

HARP eclipses CLIP in continuous, rapid and large-scale SLA 3D printing
Objects can be continuously printed from a vat of photocurable resin at rates exceeding 430 millimeters per hour, thanks to a new approach to rapid and large-scale stereolithographic 3d printing (SLA). (2019-10-17)

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