Some everyday materials have memories, and now they can be erased
Some solid materials have a memory of how they have previously been stretched out, which impacts how they respond to these kinds of deformations in the future. A new Penn State study lends insight into memory formation in the foams and emulsions comm.....»»
Green hydrogen: MXenes show talent as catalyst for oxygen evolution reaction
The MXene class of materials has many talents. An international team led by HZB chemist Michelle Browne has now demonstrated that MXenes, properly functionalized, are excellent catalysts for the oxygen evolution reaction in electrolytic water splitti.....»»
Why do materials get stronger when they are deformed? Research sheds light on universal mechanisms of work hardening
The earliest blacksmiths in the Bronze and Iron Ages figured out that when they deformed metal through bending or hammering, it became stronger. This process, known as work or strain hardening, is still used widely in metallurgy and manufacturing tod.....»»
Nanoscale silver exhibits intrinsic self-healing abilities without external intervention
As an innovative concept in materials science and engineering, the inspiration for self-healing materials comes from living organisms that have the innate ability to self-heal. Along this line, the search for self-healing materials has been generally.....»»
Researchers advance new class of quantum critical metal that could advance electronic devices
A new study led by Rice University's Qimiao Si has unveiled a new class of quantum critical metal, shedding light on the intricate interactions of electrons within quantum materials. Published in Physical Review Letters on Sept. 6, the research explo.....»»
GM delays lithium investment amid falling prices and election uncertainty
The changing timeline for GM's investment in Lithium Americas indicates the ground has shifted underneath raw materials companies......»»
New filter removes chemical contaminants from water even at very low concentrations
Pharmaceuticals and personal care products pose a major environmental threat. These chemicals, found in everyday items like medicines and cosmetics, can pollute waterways, harming the plants and animals living in the waterways and the humans who use.....»»
Physicists capture first thickness-dependent transitions in two-dimensional magnetic material
A team of physicists from The University of Hong Kong (HKU), Texas Tech University (TTH), and the University of Michigan (UMich), has made an important discovery in the study of van der Waals (vdW) magnetic materials, a special class of materials wit.....»»
For decades, we"ve been told 80% of the world"s biodiversity is found on Indigenous lands—but it"s wrong
Everyday people understandably rely on information quoted by scientists. But when that information turns out to be incorrect, things get complicated......»»
Researchers explore key interaction sites and pathways in ammonia capture
The design and development of high-performance materials are crucial for efficient ammonia capture. Generally, these materials are characterized by abundant ammonia adsorption sites and rapid ammonia transport channels, enabling the effective capture.....»»
High-refractive-index-modulation nanocomposites for augmented reality displays
Holographic optical elements (HOEs) are essential in augmented reality (AR) displays, providing benefits such as design flexibility and improved optical efficiency. However, current materials' limited refractive index modulation hampers performance,.....»»
Examining experiences of the pandemic requires a more critical eye, says researcher
The coronavirus pandemic was, in many ways, a unique period whose impacts are still being seen and felt today. The effects of the pandemic live on in people's memories, fears, hopes, and bodies......»»
Porous gas-adsorbing materials reveal hidden softness
A team of researchers has reshaped our understanding of developing gas storage materials known as porous coordination polymers (PCPs), which is also known as metal-organic frameworks (MOFs)......»»
Bang & Olufsen’s latest headphones look gorgeous and cost a fortune
Bang & Olufsen's Beoplay H100 are made of luxurious materials and they have an intriguing set of rotating controls......»»
Using fungal mycelium as the basis for sustainable products
Fungi have more to offer than meets the eye. Their thread-like cells, which grow extensively and out of sight underground like a network of roots, offer huge potential for producing sustainable, biodegradable materials. Researchers at the Fraunhofer.....»»
Study: Quantum-dot-enabled infrared hyperspectral imaging with single-pixel detection
Near infrared (NIR) hyperspectral imaging is a highly promising detection technology capable of capturing detailed 3D spectral-spatial information, facilitating the identification and characterization of materials and targets based on their spectral.....»»
Engineers smash rocks to see what occurs when top layer of an asteroid-like object is hit with extreme external force
Johns Hopkins engineers have uncovered new details about how granular materials such as sand and rock behave under extreme impacts—findings that could someday help protect the Earth from dangerous asteroids......»»
3D bioprinting materials offer possibility for better bone and soft tissue repair
3D bioprinting is an advanced tissue engineering technique that builds complex tissues using bioactive substances like living cells and scaffolds. It provides personalized tissue repair solutions, reducing immune rejection by using patient-specific c.....»»
Nonprofit scrubs illegal content from controversial AI training dataset
After backlash, LAION cleans child sex abuse materials from AI training data. Enlarge (credit: Kirillm | iStock / Getty Images Plus) After Stanford Internet Observatory researcher David Thiel found links to child sexual.....»»
Researchers explore design of polar crystalline solids of pure molecular materials
Harmeet Bhoday, a Missouri S&T Ph.D. student in chemistry from Chandigarh, India, was the lead author of an article titled "Perfect Polar Alignment of Parallel Beloamphiphile Layers: Improved Structural Design Bias Realized in Ferroelectric Crystals.....»»
Spin-controlled generation of a complete polarization set with randomly interleaved plasmonic metasurfaces
Optical metasurfaces are finely crafted two-dimensional artificial nanostructures composed of meticulously designed arrays of ultrathin artificial atoms. These surfaces possess capabilities beyond natural materials, enabling multifunctional control o.....»»