Articles tagged with Metals
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A new study published in the journal Heart found that Latinos exposed to pesticides at work are twice as likely to have cardiovascular disease. The study, based on survey responses from 7,404 employed Latinos, also found increased risk of atrial fibrillation among those with occupational exposure to metals or pesticides.
Research reveals a strong association between workplace exposure to metals and pesticides and an increased risk of coronary heart disease and atrial fibrillation. The study suggests that cumulative exposure may be more harmful, particularly for Hispanic/Latino workers who may face language barriers and limited resources.
Researchers developed a new EPR method using a nanomembrane to analyze metalloproteins with minimal liquid sample. The technique detects changes in magnetic properties and enables sensitive measurements across a wide frequency range, shedding light on the mechanisms behind these vital proteins' functions.
Researchers developed a three-dimensional polymer sponge that promotes ion transfer while inhibiting dendritic growth in lithium metal batteries, potentially increasing cycle life and safety. The technology could enable more powerful and stable metal battery technologies for everyday use.
Using computer modeling, a team discovered that plasmas activate metal catalysts in packed bed reactors, causing faster and more efficient chemical reactions. This process could lead to more efficient processes for removing air pollution, converting CO2 into fuels, and producing fertilizer.
Researchers have found an extremely hot magnetosphere around a white dwarf, a remnant of a star like our Sun. This discovery sheds light on the origin of highly ionised metals in some white dwarfs, which were previously a puzzle. The study reveals that the magnetic field traps material flowing from the surface, heating it up dramatically.
Researchers at Michigan Tech have developed a new approach to high-frequency MRI machines by using radio frequency probes inspired by microstrip patch antennas. These designs increase MRI resolution and provide uniform magnetic fields, leading to better images.
The new magnetostrictive transducer from SwRI offers more precise inspections and reduces human error in structural health monitoring. It can withstand extreme temperatures and automatically adjusts frequencies, making it an extremely reliable sensor for detecting material flaws and corrosion.
Researchers at Rice University have created high-powered, fast-charging lithium metal batteries using carbon nanotube films. The films effectively quench dendrite growth, allowing the batteries to retain 99.8% of their coulombic efficiency over 580 charge/discharge cycles.
A new ultra-light haptic glove enables users to interact with virtual objects in a highly realistic way, generating forces of up to 40 Newtons. The device has potential applications in gaming, healthcare and augmented reality.
A Florida State University research team has developed a unique organic-inorganic compound containing zero-dimensional molecular clusters that emit highly efficient blue light. The newly discovered material has an efficiency of over 80%, making it a promising candidate for photon-related technologies.
A new digital platform DIME has been launched in Denmark to register and make accessible the growing number of metal detector finds. This initiative aims to strengthen collaboration between amateur archaeologists and museums, allowing for a broader sharing of knowledge and promoting democratic cultural heritage management.
Researchers have developed a novel technology to improve lithium metal battery performance by coating the anode with a lithium silicide layer. The new approach overcomes dendritic growth issues, leading to improved rate capability and cycle stability.
The study reveals that thermodynamic forces, specifically the difference of equilibrium electro-chemical potentials between metals, drive symmetry breaking in seed-mediated growth. This allows for the creation of asymmetric bimetal nano-heterostructures with unique properties and functions.
SwRI engineers have created a small cooled turbine that can operate thousands of hours without repair, significantly improving drone efficiency. The new design uses a 3D printed impeller to cool the turbine, allowing it to maintain performance while increasing reliability.
Researchers at The University of Tokyo's Institute of Industrial Science developed a method to detect the motion of individual molecules using terahertz radiation. This breakthrough allows for the study of molecular vibrations and electron tunneling with unprecedented sensitivity.
Researchers at Hong Kong Baptist University have developed a metal compound that inhibits the enzyme lysine-specific demethylase 5A (KDM5A) in TNBC tumours with less toxicity in mice. This discovery holds great promise for the development of targeted drugs for TNBC therapy, offering a new approach to treating this difficult form of bre...
Researchers have developed a new laser technique to bind aluminum with plastic in injection molding, creating stronger lightweight materials. The method uses continuous infrared lasers to pretreat aluminum sheets, improving adhesion strength and paving the way for more efficient vehicles.
Researchers found that a specific type of fish louse, Argulus japonicus, can accumulate high concentrations of metals, potentially serving as an early warning system for water quality. The lice's unique mechanisms for protecting themselves from toxins may hold the key to detecting metal pollution.
Researchers at the University of Michigan have developed a new rechargeable battery technology using lithium metal that can double the output of current lithium ion cells. The ceramic electrolyte-based approach eliminates the historic issues of poor durability and short-circuiting, enabling faster charging rates and longer lifetimes.
A Rutgers University-led study demonstrates that ordinary WiFi can be used to detect weapons, bombs, and explosive chemicals in bags at museums, stadiums, theme parks, schools, and other public venues. The system uses wireless signals to identify objects and materials, reducing security screening costs and manpower needed.
Researchers from UNIGE have developed a new type of chemical sensor capable of detecting the presence of metals in the environment. The sensor forms a 3D structure with molecules that emit light when metal ions are present, making it easy to detect and identify different types of metals.
Researchers discovered a new property in cuprate superconductors where resistivity scales linearly with high magnetic fields. This finding contradicts existing theories and suggests non-quasipartical mechanisms are at play.
A new technique has been developed to manufacture non-stick food molds at a lower cost and with ease. The method involves transforming metal sheets covered in teflon and PVC into the desired shape using a punch guided by a computer, resulting in functional molds.
Researchers create nanodevices using kirigami-inspired technique to filter out circularly polarized light, potentially enabling new applications in sensing, computation, and communications systems. The approach could lead to smaller, more efficient detectors and nanoscale optical isolators for laser optical communications systems.
Researchers used high-energy laser beams and optical sensors to observe nitrogen behavior at extreme conditions, confirming it exists as a liquid metal. The findings shed light on the fundamental nature of nitrogen and its potential role in the planet's atmosphere evolution.
A team at TUM has succeeded in generating ultrashort electric pulses on a chip using tiny plasmonic antennas, operating above the surface and reading them in again. This breakthrough closes the terahertz gap, enabling frequencies up to 10 terahertz.
Scientists have observed superconducting vortices in an ordinary metal when it is brought into contact with a superconductor, demonstrating the existence of induced quantum coherence. This discovery enables a better understanding of the processes occurring at the interface between superconducting and normal phases.
Researchers have developed a lightweight carbon nanofiber-based collector that can restrain dendrite growth and achieve uniform lithium deposition. The collector, made with high nitrogen-doping levels, improves energy density by up to 2489.7 mAh/g, enabling the practical use of lithium metal anodes.
Researchers at Georgia Tech have elucidated the role of a small metal catalyst and an amino acid in the release of oxygen from water in photosystem II, a complex protein structure found in plants and algae. The discovery sheds light on the intricate chemistry of photosynthesis and has potential applications in improving crop productivi...
A Rutgers-led international team of scientists has verified a 53-year-old theory on ferroelectric metals, creating a new class of two-dimensional artificial materials that exhibit ferroelectric-like properties at room temperature. These findings have the potential to spawn a new generation of multi-functional devices and applications.
Researchers at Aalto University and Université de Montréal study the feasibility of flexible solar cells for industrial-scale production. The main challenges include encapsulation, durability, and environmental impact.
Recent study reveals supports in atomically dispersed catalysts play a significant role in catalysis, not just as ligands. The findings suggest that metal atoms on the support can directly participate in the activation of reactants.
New research reveals metal-related pollution began in the Balkans over 500 years before appearing in western Europe. The study provides a new perspective on metallurgy and economic change in the region, confirming the Balkans played a significant role in mineral exploitation during the Dark Ages and Medieval Period.
Michigan Tech researchers explore lithium's mechanical properties to improve battery storage capacity and safety. Their findings highlight the importance of lithium's orientation-dependent elastic properties in controlling battery performance.
Scientists have introduced a universal pH-regulated assembly method for DNA nanostructures, using ethylenediamine to control self-directed cohesions. This method enables the formation of various geometries without specific base sequences, expanding dynamic DNA nanotechnology applications.
Researchers created high-performance lithium metal electrodes with over 10 mAh cm-2 capacity and 98% efficiency. The innovative design enables reversible, dendrite-free battery operation and paves the way for future-generation high-energy batteries.
Researchers have developed a new theory to explain why stretching or compressing metal catalysts can make them perform better. The theory suggests that applying a strain to a catalyst's atomic lattice can tune its reactivity, enabling fine-tuning of catalyst performance throughout different reaction steps.
Researchers at the University of Delaware have made a breakthrough in mitigating dendrite formation in lithium metal batteries, enabling them to be used for electric vehicles. The new method uses porous materials to suppress dendrite growth, resulting in improved battery performance and safety.
Researchers discovered the crystal structure of Na2B30, a superhard boride, and found it stable under standard conditions. The study reconciled long-standing debates over its formula and properties.
Researchers have developed two new equations to correct the Kinchin-Pease equation's limitations, providing accurate predictions of radiation damage in materials. The new equations consider athermal recombination and replacements-per-atom, improving the usable lifetime of materials in nuclear reactors and other environments.
Researchers at the University of Illinois have developed a new technology that can switch heat flows 'on' or 'off' using liquid metal droplets. This innovation has the potential to significantly improve system performance and reliability in electronics systems.
A team at Nagoya University developed a metal-free catalyst, tetramethylammonium methyl carbonate (TMC), that expands the substrate range of trans-esterification. TMC reacts with alcohols to form alkoxide ions, which attack esters to produce complex target esters in high yields.
Researchers found that children aged 4-11 prioritize physical forces over previous rewards when making decisions. By age 7, functionality information becomes the dominant factor in their decision-making process.
Researchers at KAUST have developed a super-adsorbent metal-organic framework (MOF) that can adsorb water at high capacity and release it easily when humidity levels fall. This MOF has been shown to outperform existing materials in terms of capacity, reversibility, and cyclic performance.
KAIST researchers have developed a new technique to improve the chemical stability of electrode materials in solid oxide fuel cells. By employing a small amount of metals, they can extend the lifespan of these energy technology devices. This innovation has the potential to improve the long-term performance and durability of fuel cells.
Scientists from Siberian Federal University and Nikolaev Institute of Inorganic Chemistry create active layers in hydrogen detectors using metal phthalocyanines and palladium membranes. This increases the sensor's sensitivity, enabling detection of hazardous gases and aiding in disease diagnosis. The researchers plan to further improve...
Researchers developed an operando electron paramagnetic resonance (EPR) technique to detect lithium metal plating in lithium ion batteries. This technique provides real-time information on the onset of lithium plating and its extent during charging, supporting the development of improved electric vehicles.
Researchers at the University of Waterloo have developed a new battery technology that uses lithium metal electrodes to increase energy storage capacity. The breakthrough enables electric vehicles to travel up to 600 kilometres on a single charge, three times the current range.
Melt drainage through percolation continues even with low melt fractions, suggesting all but 1-2% of melt can be drained. This process enables planetesimal core formation.
MIT researchers discovered that under some conditions, melted metal particles can actually prevent them from sticking to a surface. Instead, the particles bounce away and leave behind a solid bond when they resolidify.
The Global Hyperaccumulator Database contains data on 721 species of plants capable of absorbing high amounts of metal compounds. The database aims to facilitate the identification and utilization of these hyperaccumulators for environmental cleanup, particularly in mining-affected areas.
Semiconducting carbon nanotubes (CNTs) can significantly reduce crosstalk-induced noise in carbon nanotube-based VLSI interconnects. By acting as insulating shields, CNTs inhibit carrier movement and lower the radial dielectric constant, resulting in a 28% reduction of crosstalk.
Researchers at Ames Laboratory have discovered a metallic material, CaCo1.86As2, with a perfectly frustrated magnetic state that persists even at low temperatures. This finding offers a new pathway for studying frustrated magnets and their potential applications in quantum computing and high-temperature superconductivity.
Researchers at KAUST developed a solvent-free synthesis method for metal-sulfide nanoparticles using thiourea. The new method produces controllable composition and size of nanoparticles, with potential applications in electrical, optical, and chemical devices.
Researchers at UC Davis developed a simplified method to produce extremely low-density palladium nanofoams, which have potential applications in hydrogen fuel cells. The new technique achieves high loading capacity and excellent thermodynamic stability, making it an ideal candidate for industrial-scale use.
A new non-destructive method using Raman spectroscopy has been demonstrated to make abraded serial numbers on polymers visible again. Researchers from INRS have successfully recovered erased information from polycarbonate samples without damaging the material.
Researchers have captured the first atomic-level images of finger-like growths called dendrites that can pierce the barrier between battery compartments and trigger short circuits or fires. The images revealed that each lithium metal dendrite is a long, beautifully formed six-sided crystal.
A research team at Berkeley Lab-led study reveals surprising chemical reactivity in battery components previously considered compatible. They discovered defects and impurities in the oxidized surface layer of magnesium that drive unwanted reactions.
Scientists at University of Bristol develop new approach to monitor early stages of electrodeposition with nanometer resolution. By detecting subtle changes in water structure, they can track the formation of a metallic nucleus in real time.