Researchers found ozone, UV, and humidity significantly impact silver's corrosion rate. By understanding these factors, new models can predict atmospheric corrosion rates and improve performance. The study also aims to explore other metals' corrosion behavior.
Researchers have discovered an additive that inhibits oxidation in wine, reducing discoloration and loss of aroma. Chelation compounds like phytic acid can bind with metals to neutralize oxidation, making it a promising solution for winemakers.
A UT Arlington professor will use a $450,000 NSF grant to study the interaction between metals and organic compounds, aiming to create more energy-efficient and sustainable chemical reactions. The research may lead to new technologies for producing valuable industrial chemicals such as ethylene oxide and alcohols.
The researchers aim to design efficient and cost-effective bimetallic catalysts for clean hydrogen fuel production. The team will develop new mathematical tools to quantify uncertainty and sensitivity in these complex systems.
A new process developed at the University of Illinois Chicago suggests that base metals can be used as catalysts in the manufacture of petroleum-based products. The process, which uses copper and iron, has the potential to reduce costs and environmental impact by replacing rare and expensive metal catalysts.
A new Stanford study proposes that an iron melt network played a key role in forming the early Earth's internal structure, lending credence to a theory first proposed nearly half a century ago. The team recreated ancient Earth conditions and found evidence that percolation, previously thought impossible, could have helped funnel molten...
A Duke University study found elevated levels of radioactivity, salts, and metals in river water and sediments after fracking wastewater discharge. Radioactivity levels were up to 200 times greater in sediment samples collected near the facility than upstream.
A new magnesium production process developed at PNNL is expected to reduce energy consumption and carbon emissions by 50% compared to the current method. The process uses a titanium-based catalyst to extract magnesium from seawater, making it a promising solution for expanding the American magnesium market.
A new Dartmouth study reveals toxic metals from an open-pit mine in Maine's Goose Pond estuary are spreading into nearby sediment, water, and fish, affecting the regional marine food web. Elevated levels of copper, zinc, cadmium, and lead were found, posing a potential health risk to humans who consume seafood from these areas.
Researchers found that cilantro effectively removes lead and other harmful metals from contaminated water. The study suggests that cilantro could be used as a low-cost, sustainable filter for developing countries.
A study by the University of Cincinnati found that hookah tobacco and smoke contain lower levels of four toxic metals: arsenic, lead, cadmium, and chromium. However, differences in smoking habits and shisha preparation make it difficult to compare hookah and cigarette smoking.
Researchers found that AD mouse models with neurodegeneration have 25% more copper in their amyloid plaques than those without, suggesting altered copper regulation may contribute to neurotoxicity. Iron levels were also increased, particularly in the ferric state, and may serve as a biomarker for early-stage AD.
The OSIRIS-REx mission will study asteroid Bennu in detail before returning with a sample of material from its surface. The spacecraft will map the asteroid's composition from orbit using spectrometers to identify key elements like water, metals, and organic carbon.
Researchers at Lawrence Livermore National Laboratory have made a significant breakthrough in solar energy research by experimenting with plasmonic black metals. These nanostructured metals can trap light and increase solar absorption, paving the way for more efficient photovoltaic cells.
A team of researchers discovered that a population of brown trout can survive in highly contaminated waters by changing the expression of their genes. The study found that these fish have developed strategies to detoxify metals and maintain ion balance, allowing them to thrive in environments where other fish would be lethal.
Researchers at Saarland University used DESY's x-ray source to study the transformation of supercooled liquids. They observed that these liquids transition from a 'fragile' to a 'strong' state with increasing order despite constant density, and this process was detectable in temperatures ranging from 1200 K to 800 K.
Researchers from McGill University have developed a method to use iron nanoparticles as catalysts in water-ethanol mixtures, overcoming the limitation of rusting in the presence of oxygen or water. This innovation enables the possibility of replacing platinum-series metals for hydrogenation under industrial conditions.
Scientists have developed a cheap and sustainable material made of clay and papaya seeds that can remove heavy metals from drinking water. The 'hybrid clay' has shown strong potential to replace commercial activated carbon in wastewater treatment in developing countries, making clean water more accessible to millions.
Researchers at PNNL developed an organic binder to reduce impurities in reactive metals, enabling their use in powder injection molding. This innovation reduces costs and increases the use of durable metals in various industries.
New research finds that coherent twin boundaries in metals contain tiny kink-like steps and curvatures, making them stronger but also more electrically resistant. This discovery challenges previous understanding of these materials and could lead to improved engineering designs for high-strength applications.
Researchers detected lead, cadmium, chromium, aluminum, and five other metals in commonly used lip products, with some exceeding safe daily intake limits. The study highlights the need for greater oversight by health regulators to ensure cosmetic products meet safety standards.
Researchers at RIKEN have developed a new molecular imaging technology that visualizes both bio-metals and molecules simultaneously in a live mouse. This breakthrough technology is expected to provide insights into the complex interactions between metal elements and associated bio-molecules in diseases such as diabetes and cancer.
New research from the University of Southampton has found that ultrafine dust particles in underground railway environments are rich in metals, posing a potential health risk. The tiny particles can penetrate deep into the lungs and potentially enter underlying tissue and the circulation.
Research at the University of Pittsburgh found that bumblebees can taste and discriminate against certain metals like nickel but are more tolerant of aluminum, which may pose a risk to their health
The genome of extremophile red alga Galdieria sulphuraria reveals horizontal gene transfer from bacteria, allowing it to survive battery acid and toxic metals. This discovery provides new insights into evolution and potential applications in biotechnology.
Scientists utilize alyssum, pteridaceae, and sinapi mustard to absorb toxic metals from polluted soil through phytoremediation. The extracted poisons are then converted into valuable materials, such as catalytic converters and nanoparticles for cancer treatment.
Research at Arizona State University has found that children with autism have higher levels of several toxic metals in their blood and urine compared to typical children. The study's findings suggest a strong association between toxic metal levels and variations in autism severity.
Researchers at UCSB create novel way to convert sunlight into energy using gold nanorods and platinum nanoparticles, avoiding common semiconductor material limitations. This new process shows promise for efficient and cost-effective solar power generation.
Researchers identify common characteristics of molecules that form good contacts with metals, enabling improvements to organic electronic devices. They found that oxygen atoms on the molecule's backbone play a crucial role in forming soft metallic contacts.
A team led by Ames Laboratory will develop solutions to domestic shortages of rare earth metals and other critical materials for U.S. energy security. The Critical Materials Institute will bring together top researchers from academia, national labs, and the private sector to find innovative technology solutions.
Ultrastable glasses have been produced in days or hours with properties matching those of thousands-year-old materials. These advancements could lead to stronger metals and faster-acting pharmaceuticals., Computer simulations confirmed the findings, revealing a correlation between molecular structure and physical properties.
Researchers have found that onion and garlic waste can effectively remove heavy metals like lead, arsenic, and cadmium from contaminated materials. The optimal conditions for this process include a pH of 5 and contact time of half an hour at 50 degrees Celsius.
Hydrogen can cause metals to become brittle and fail. Researchers have developed a model that predicts when and where embrittlement will occur, enabling the design of new, resistant materials.
Caltech researchers discover that interfaces between metals can absorb radiation damage, maintaining material strength and ductility. Nanopillars with helium bubbles at interfaces show increased strength without embrittlement.
Kevin Brix, a University of Miami PhD graduate, has been awarded the SETAC/ICA Chris Lee Award for his outstanding research on metal toxicity in aquatic organisms. His work focuses on the mechanisms of metal toxicity to freshwater and marine species, with a particular emphasis on dietary metal exposure and its effects on aquatic life.
A team of scientists has uncovered new evidence linking extreme climate change, oxygen rise, and early animal evolution. The research team found spikes in concentrations of trace metals and sulfur isotopes, which are tracers of early oxygen levels, in mudstone collected from the Doushantuo Formation in South China.
The study highlights the challenges of recycling specialty metals, which are essential for precise technological applications. Improving design for recycling, depositing targets, and financial incentives can enhance metal recovery.
Researchers developed a nanoparticle system that can detect even the smallest levels of heavy metals in water and fish, offering an inexpensive alternative to existing cumbersome techniques. The device is capable of measuring low concentrations of mercury, a toxic metal that can accumulate in predatory fish and harm human health.
A study found a fourfold increase in dissolved zinc in the upper Snake River over the last 30 years, driven by warmer air temperatures. Rising temperatures also accelerated mineral weathering rates, leading to increased metal concentrations in other months.
Researchers developed a method to measure mercury and other toxic metals in fluids using nano-velcro, which can detect methyl mercury at record-breaking accuracy. The device is cheap, easy to use and may lead to safer foods on the dinner table.
A U.S. Department of Agriculture scientist has discovered a natural, biodegradable chelating agent called EDDS that can replace existing fertilizers contributing to waterway pollution. The findings support the use of EDDS in floral and nursery crop industries, promoting environmental sustainability.
Researchers at MIT have developed a method to create alloys with extremely tiny grains that remain stable even under high heat. The new material, made of tungsten and titanium, has exceptional strength and impact resistance, making it suitable for various applications.
Researchers at Carnegie Institution find nickel oxide becomes metallic at enormous pressures of 2.4 million times atmospheric pressure, a goal in physics that ranks as high as achieving metallic hydrogen.
Researchers at Oak Ridge National Laboratory have developed a material called HiCap that can extract valuable and precious dissolved metals from water. The material effectively removes toxic metals from water and has been shown to outperform current best adsorbents in terms of capacity, speed and selectivity.
Researchers found that three earthworm species can remove up to 75% of heavy metals from waste, producing rich compost without accumulating toxins in crops. The worms' digestive system facilitates the separation of metal ions, allowing for safe disposal of organic waste.
The Helmholtz Alliance LIMTECH aims to increase the energy and resource efficiency of liquid metal technologies. Liquid metals are used in various industrial branches due to their high thermal conductivity and ability to store large quantities of energy.
Research finds green rust played a crucial role in oxygenating the Earth's atmosphere, scavenging heavy metals like nickel from water. The mineral's high reactivity makes it promising for cleaning up polluted sites and removing toxic metals.
Researchers at the University of Miami introduced a breakthrough theory that explains high-temperature superconductivity. The team found that specific quantum effects can generate superpositions of individual states, providing an effective glue to repair the system and allow superconducting behavior to emerge.
A new paper-based device can detect airborne metal exposure almost immediately, potentially preventing illnesses in millions of metal workers. The device accurately determines iron, nickel, and copper levels in air samples, providing a chance for workers to leave hazardous areas before it's too late.
Researchers studied adhesion of E. coli to silver- and copper-coated porous clay ceramic surfaces, with silver nanoparticles showing highest affinity for bacteria. Copper may be a less expensive alternative to colloidal silver as a disinfectant coating.
Scientists have developed a new technology to mass-produce high-precision molds for making tiny plastic components using bulk metallic glasses. The components can be used in computer memory devices, microscale testing kits, and chemical reactors with microscopic surface patterns.
Purdue researchers create new metamaterials by replacing traditional metals with aluminum-doped zinc oxide, offering improved performance and semiconductor compatibility. This breakthrough enables the development of ultra-powerful microscopes, advanced sensors, and more efficient solar collectors.
New research from USC reveals a 100-fold decrease in lead and 400-fold decrease in copper and cadmium in Southern California's coastal waters over the past four decades. The cleaner water is attributed to improvements in sewage treatment regulations and phasing out of leaded gasoline.
Researchers found that traditional 'quasiparticle' theory breaks down at 'quantum critical point', where electrons behave strangely. The study used heavy-fermion metals to show a breakdown in fundamental concepts of Landau-Fermi liquid theory.
A recent study by Maggie Louie reveals that prolonged exposure to cadmium can cause breast cancer cells to become more aggressive and develop malignant characteristics. The researchers found that even small concentrations of cadmium at chronic exposures can contribute to the progression of breast cancer.
Researchers have found a promising candidate for plasmonic materials in titanium nitride, enabling the transportation of plasmons and directing optical signals on the nanoscale. This discovery could lead to faster and more efficient optoelectronic devices with unprecedented speed and efficiency.
Scientists developed a capsule that can remove more than a dozen radioactive substances from water, milk, and fruit juices. The technology uses nanoparticles to absorb and concentrate radioactive materials, making them safe for consumption.
Diana Lados, a WPI assistant professor, received a $525,000 NSF CAREER Award to develop new methods and tools for designing materials with confidence. Her goal is to increase the use of light metals in cars, trucks, airplanes, boats, and other transportation applications, reducing fuel consumption and greenhouse gas emissions.
A large-scale shift to green energy sources could lead to a significant increase in demand for rare earth elements, used in wind turbines and electric vehicles. To mitigate this, researchers suggest materials substitution, improved efficiency, and increased reuse, recycling, and use of scrap.
Researchers have discovered that graphene provides exceptional corrosion protection, even at a single layer thickness, outperforming conventional coatings. The study's findings suggest graphene could be ideal for applications where a thin coating is necessary, such as in microelectronic components.