Articles tagged with Materials
Researchers have developed a method to program metamaterials using rotation, enabling the global setting of memory in mechanical systems. By harnessing forces arising from a rotating platform, elastic beams can be made to snap between two stable states, allowing for the storage and retrieval of binary information.
Ordinary adhesive tape stores a sequence of multiple memories with tunable strength, allowing for simple mechanical calculations. Researchers developed an automated device to create these memories by peeling the tape past designated distances.
Researchers fine-tune a new type of glass made from metal-organic frameworks (MOFs) that efficiently trap gases like CO2 and hydrogen. The discovery provides a new design framework for making customized MOF glasses with tailored properties, enabling applications in gas separation, chemical storage, and advanced coatings.
Researchers identify previously unknown 'in-between' materials that can be used to design better solar fuels, batteries, and catalysis materials. The study reveals a series of hidden intermediate stages during heating, opening up new opportunities for material discovery and development.
Researchers have developed a coherent Raman spectroscopy method that directly detects ångström-scale molecular films at interfaces without plasmonic enhancement or electronic resonance. This approach suppresses strong substrate background signals, allowing for highly sensitive interfacial Raman spectroscopy.
A team of researchers from MIT has directly characterized the three-dimensional atomic structure of a relaxor ferroelectric for the first time. This breakthrough provides a framework for refining models used to design next-generation computing, energy, and sensing devices.
Wagner's research aims to bridge the gap between molecular structure and mechanical properties, using machine learning to analyze entanglements in polymer chains. This could lead to designing more effective biomimetic tissue implants and other cutting-edge biomedical devices.
Researchers develop substrate design strategy to selectively promote benzidine-type sigmatropic rearrangement of nitroarenes, enabling efficient synthesis of polyfunctionalized biaryls. The method achieves high yields without expensive transition-metal catalysts or complex prefunctionalization.
Harvard engineers develop new method to preserve long molecular chains in natural rubber, resulting in composite materials that are both stiff and tough. The innovation has the potential to cut waste, reduce tire dust pollution, and open new avenues for high-performance elastomers.
Researchers have developed a new methodology for selective molecular transformations of polycyclic aromatic hydrocarbons (PAHs), targeting the challenging L-region. This enables the creation of larger PAH structures and new nanographenes, increasing versatility in technological applications.
The new facility enables scientists to observe and measure detonation forces in unprecedented detail, shedding light on industrial safety risks and potential breakthroughs. Researchers aim to develop safer designs and protocols by examining detonation disasters like the Buncefield Fire.
Researchers developed nanoribbons with tailored electronic properties, enabling flexible electronics, ultra-small circuits and more efficient solar cells. The discovery paves the way for unprecedented control in next-generation technologies.
Researchers investigate whether micro- and nanoplastics contribute to liver disease through oxidative stress, fibrogenesis, and inflammation. They emphasize the need for increased research into plastic-induced liver injury and its potential impact on human health.
Researchers at Tohoku University successfully measured the attempt time in nanomagnets for the first time, finding it to be 4-11 nanoseconds. This value can serve as a more accurate foundation for developing and evaluating the stability of magnetic devices.
Wiley has released additional data to its IR and Raman spectral libraries, significantly broadening compound coverage. The new release includes mineral spectra from the American Museum of Natural History, supporting researchers in making informed scientific decisions.
A novel MOF-derived nanoconfined hollow polyhedral bimetallic sulfide heterojunction exhibits enhanced light harvesting efficiency and promotes rapid tetracycline degradation, with a kinetic rate constant five times higher than pristine Ag2S. The material maintained over 90% efficiency in real water matrices.
Researchers have created a novel sorbent made from chitosan/cellulose acetate and bentonite composites that show promise for cleaning up oil spills. The beads are floatable, biodegradable, and environmentally compatible, making them an efficient and cost-effective solution.
Researchers at TU Wien found that 2D materials are unsuitable for smaller electronic structures due to a tiny gap formed between the material and insulating layer. However, some materials can be combined with stronger bonds to eliminate this issue, potentially revolutionizing miniaturization steps.
A novel electrode material exhibits excellent water stability, conductivity, and catalytic activity for air sterilization applications. The 0.3Co-MOF/Cu@Cu structure generates reactive oxygen species to induce bacterial death.
A team of researchers has developed a method to sculpt atomically thin van der Waals materials without destroying them, achieving record-breaking performance in photonic chips. The 'suit of armour' approach enables ultra-smooth vdW microdisks that trap light with extremely little loss.
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 have developed a lead-free thin film that significantly improves the efficiency of microdevices in harvesting energy from ambient motion. The Mn-doped bismuth ferrite film exhibits stronger piezoelectric behavior, lower dielectric loss, and improved device-level performance.
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.
Researchers at ISTA's Materiali Molli Lab used E. coli bacteria to create an active bath that propelled sticky colloids into gel-like aggregates, rotating clockwise due to the bacteria's twisting motion. The study revealed that hydrodynamic interaction plays a key role in driving motion through the counter-rotation of body and flagella.
The review highlights the potential of semiartificial photosynthesis in overcoming natural photosynthesis limitations. Biocatalysts play a crucial role in this technology, enabling more efficient CO2 capture, utilization, and storage. The research aims to develop new catalysts for producing fuels and valuable substances from sunlight.
Rice University scientists have created a new type of two-dimensional semiconductor that exhibits no distortions, allowing for efficient energy transfer. The material's performance is an order of magnitude better than previously reported perovskites, making it suitable for applications such as solar cells and tandem devices.
Researchers discover quasi-one-dimensional superionic state of carbon hydride under extreme pressures and temperatures found deep inside ice giant planets. This finding has implications for heat and electricity movement through planetary interiors and could influence magnetic-field generation.
Researchers have created a novel monomer that allows for the synthesis of poly(disulfide)s with arbitrary side-chain structures through domino polymerization. The polymers exhibit degradability in reducing environments, including biological systems, making them suitable for drug delivery systems and medical applications.
Researchers developed a biodegradable composite made from spent coffee grounds and natural polymer, offering strong thermal insulation while being environmentally sustainable. The new material has a thermal conductivity comparable to commercial expanded polystyrene and is fully derived from renewable resources.
Researchers create highly conductive ferroelectric charged domain wall in 2D indium selenide material, exhibiting high conductivity and controllability. The discovery may advance the development of neuromorphic devices and reconfigurable electronics.
Researchers created a new type of microporous aerogel that overcomes limitations of conventional materials, enabling flexible and highly processable shapes. The material's flexibility arises from reversible van der Waals interactions between metal–organic polyhedra molecules.
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.
Professor Timo Betz's project aims to develop synthetic materials that mimic key behaviors of living cells, including self-organization and physical adaptation. By studying the mechanical properties of living cells, he will recreate part of the cell's interior in a synthetic way.
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 used AI to identify key characteristics of catalysts and guide their designs, discovering a universal design principle for copper-based single-atom alloy catalysts. The approach uses machine learning to predict catalyst performance and inspire generalizable design principles.
Researchers have demonstrated that silicon nanospheres can enhance second-harmonic generation in monolayer transition-metal dichalcogenides while preserving valley-polarization information. The study provides design guidelines for efficient, polarization-preserving nonlinear light sources at the nanoscale.
Researchers at Rice University have developed a new method to recover nearly all critical minerals from spent lithium-ion batteries, including metals like lithium and graphite. The process uses microwave-induced plasma treatment with room-temperature solvents, resulting in high recovery rates and minimal environmental impact.
Researchers developed a self-stealth metasurface that achieves in-band and out-of-band radar cross-section (RCS) reduction across multiple frequencies. The metasurface enables real-time digital control for beamforming, information modulation, and smart surfaces, resolving performance/power/integration trade-offs.
Scientists at Osaka Metropolitan University developed high-performance lead-free piezoelectric thin films directly on standard silicon wafers. The films achieved the highest piezoelectric response ever reported for bismuth ferrite, enabling a fivefold improvement in energy conversion efficiency.
Researchers develop oxychar, a highly efficient, budget-friendly alternative to traditional charred organic materials for toxic cadmium removal. The new material soaks up both agricultural ammonia and cadmium, promising a practical win for sustainable farming.
A new biochar-enhanced photocatalyst has been developed to efficiently degrade antibiotic contaminants in water, with the material demonstrating remarkable ability to break down sulfadiazine. The photocatalyst harnesses sunlight to drive chemical reactions capable of degrading antibiotic molecules, and its performance is substantially ...
Scientists in China have designed MOFs with 3D pyr-topology frameworks and polyhedral cages to efficiently purify methane from natural gas. The materials exhibit high adsorption capacities for C3H8 and C2H6 but extremely low CH4 uptake.
Researchers at Osaka Metropolitan University discovered how shifting electric fields control light-emitting efficiency in devices like LEDs. By probing electron spin resonance, they found optimal electric field conditions for efficient recombination, leading to higher electroluminescence efficiency.
Researchers directly measured lithium dendrites' mechanical strength, finding they exhibit unexpectedly high strength and brittle behavior under stress. The study provides insights into how dendrites respond to physical stresses within a battery cell, shedding light on the challenge of scale and access that hindered previous research.
A new Y-doped catalyst has been developed to efficiently transform ammonia into sustainable hydrogen energy, enabling a cleaner energy future. The catalyst, composed of nickel and yttrium, improves the performance of the ammonia decomposition reaction, overcoming issues of intrinsic activity and energy barriers.
Recent advances in photonic nanomaterials and healthcare devices have led to the development of wearable and implantable medical devices. These devices utilize light for precise manipulation of cells and tissues, offering new possibilities for early disease detection, light-based therapies, and personalized precision medicine.
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 conductive bioglue was developed to ensure firm adhesion and stable electrical signaling within the human body. It overcomes challenges in connecting damaged tissues or attaching bioelectronic devices, promoting muscle and nerve regeneration and stable implant stability.
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.
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.
Engineers at the University of Illinois have developed a way to engineer magnets to behave like graphene, a two-dimensional material with strong potential for tech applications. This new method has implications for radiofrequency technology and opens up new avenues for studying and engineering two-dimensional magnetic systems.
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 from CASUS at HZDR developed a reliable computational framework to study polyheptazine imides' electronic and optical properties. This work confirms the potential of these materials for photocatalytic reactions, including water splitting and carbon dioxide reduction.
Researchers at Rice University have developed a new technique to spot hidden defects in ultrathin electronics, which can trap electrical charges and weaken the material. This method uses electron microscopy, cathodoluminescence mapping, and force-based measurements to detect defects before they undermine device performance.
A team of researchers used high-speed imaging to investigate soft solids sliding on rigid substrates, discovering that squeaking emerges from supersonic detachment pulses. The study found a relationship between surface geometry and the repetition rate of these pulses, impacting frictional resistance.
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.
The US Department of Energy has launched a national research program on liquid metals for fusion, with Princeton University at the forefront. The program aims to develop liquid metal technology that can protect components from intense heat and improve fusion system performance.
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.
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.
Researchers at Northwestern University found that heat strengthens pure metals under extreme conditions, challenging long-held assumptions. The study revealed a stark divide between pure and alloyed metals, with pure metals becoming stronger and harder as temperatures increased.