Articles tagged with Corrosion
A new 'self-healing' anti-corrosion coating has been developed, which can repair microcracks and protect metal from erosion under solar irradiation. The coating's performance is verified to be maintained above 99% regardless of the repair, making it suitable for outdoor facilities.
Researchers used terahertz imaging to uncover a hidden inscription on a 16th-century lead funerary cross, revealing the Lord's Prayer. The technique allowed for non-destructive examination of the corrosion layer, enabling the team to restore and enhance images containing the text.
Researchers advocate for a paradigm shift in forecasting corrosion damage within reinforced concrete structures, citing the flaws of using a single theoretical concept. A multiscale, multidisciplinary approach is needed to quantify corrosion rates and develop reliable forecast models.
Researchers at Pusan National University have developed oxidation-resistant copper thin films, which could potentially replace gold in semiconductor devices. The films' flat surface reduces the growth of copper oxides on its surface, making them resistant to corrosion.
A team of scientists from Tokyo Institute of Technology and Japan have identified CVD-SiC and FeCrAl alloys as compatible with liquid LiPb at high temperatures. The findings provide crucial information for the development of sustainable fusion reactors.
Researchers at Rice University found that iron itself plays a role in its own corrosion when exposed to supercritical CO2 and trace amounts of water. Thin layers of 2D materials like graphene can serve as a barrier to prevent corrosion.
Researchers at Pusan National University discovered that tempered glass is more resistant to water-promoted fracture growth than annealed glass. The study found that water droplets penetrate microcracks in glass surfaces, dissolving silicon-oxygen bonds and degrading mechanical strength.
Scientists have created a new protective coating using Al-Mg-Si alloy to resist corrosion in ships and marine facilities. The coating demonstrates improved corrosion resistance through a 'shielding effect', increasing the economic life of steel machinery.
A new device has been developed that converts sunlight into two promising sources of renewable fuels – ethylene and hydrogen. The researchers found that by optimizing the working conditions for cuprous oxide, a promising artificial photosynthesis material, they can create a more stable system.
A new study from the University of Bath is shedding light on the behavior of saline solutions under extreme conditions, a crucial step towards carbon storage in deep-sea aquifers. The research uses neutron diffraction to examine the interaction between salt ions and water molecules at high pressures and temperatures.
Researchers created a sulfur-selenium alloy that outperforms traditional coatings in protecting steel from corrosion and oxidation. The material's self-healing properties allow it to recover from scratches and damage, making it suitable for infrastructure applications.
Researchers from South Ural State University and China's Xi'an Jiaotong University have successfully welded A606 (Cor-Ten) steel, a promising material with high atmospheric corrosion resistance. The study optimized welding conditions to achieve high strength properties and necessary microstructure.
A new technique reveals the role of cations in surface chemistry, shedding light on environmental issues like rust and pollution. The study uses surface analysis to understand the initial stages of iron corrosion, which can help monitor carbon dioxide capture, water quality, and infrastructure management.
Researchers at Mainz University have conducted a literature review on cathodic corrosion in electrosynthesis, highlighting the need for new materials and methods to prevent electrode dissolution. The team aims to develop a method to generate plastic precursors from agricultural waste using electrosynthesis.
A University of Missouri researcher is using a grant from the National Science Foundation to explore how time can factor in a building collapse. She's conducting thousands of hours of laboratory tests to determine the breaking points of reinforced concrete building materials.
A new study from the University of Bath finds that strategically placed garment seams with conductive yarn can accurately track body motion, identifying subtle movements not picked up by popular fitness trackers. This technology has potential applications in physiotherapy, rehabilitation, and sports performance.
Researchers propose sensory referenced suppression theory, where brain corrects for changes in sensory input to isolate familiar activation. This could have implications for treating memory-impairing diseases like Alzheimer's and developing AI systems that work similarly to human brains.
Researchers developed a brand reputation tracker that can monitor changes in brand reputation over time using artificial intelligence-based text analysis of social media posts. The tracker accurately reflected major brand events, such as changes in Facebook's reputation after the Cambridge Analytica scandal.
A new study reveals that cyanobacteria rely on a circadian clock to precisely time DNA replication. Disruptions to this rhythm can lead to unfinished chromosomes and potential health problems. The findings have implications for understanding the impact of interrupted circadian rhythms on human health.
A Yale University study reveals that conversion among swing voters was the primary factor behind Donald Trump's electoral success in 2016. The researchers found that voters switching from Democrat to Republican more consistently explained the GOP's gains than did increases in voter turnout.
Research on haematite, a widely known rust material, has been hindered by low photocurrent conversion efficiency compared to theoretical maximum values. A recent study reveals that the wavelength of absorbed light in hematite thin films affects its photoelectrochemical properties.
Lithium-metal batteries, used in next-gen electronics and electric vehicles, suffer from calendar aging, losing charge even when turned off. The nature of the battery electrolyte significantly impacts aging, with different electrolytes causing varying levels of corrosion and efficiency loss.
Researchers studied the co-evolutionary relationship between wheat stripe rust fungus and its hosts, identifying evolutionarily conserved genes in barberry suggesting an earlier interaction. The work provides insights into the roles of barberry in wheat rust disease and sustainable control strategies.
A Rutgers-led study has discovered the natural mineral hematite is responsible for the red color in New Jersey rocks and American Southwest formations. The research reveals that hematite concentrations track 14.5 million years of Late Triassic monsoonal rainfall, providing valuable insights into ancient climate change.
Researchers are using plant breeding and genetic engineering to develop less allergenic varieties of wheat and peanuts. They focus on reducing gluten content in wheat and one specific protein that regulates gluten production, aiming to increase food options for people with allergies.
Researchers found that residual disinfectants in drinking water distribution systems react with chromium in iron pipes to produce carcinogenic hexavalent chromium. The study recommends reducing the use of pipes with high levels of chromium alloy and using a less reactive disinfectant.
A new study reveals that rare small cat species in the Indian subcontinent are insufficiently protected, with broadleaved forests and wetlands being critical habitats.
Researchers have conducted the first operando stability study of high-purity BiVO4 photoanodes during photoelectrochemical oxygen evolution reaction (OER). Using in-situ plasma mass spectrometry, they determined a useful parameter called the stability number (S), which can be used to compare and assess the stability of photoelectrodes.
Researchers have identified two new relatives of the rubella virus, ruhugu and rustrela, found in bats and mice in Uganda and Germany. These viruses are similar to rubella but differ in key regions, raising concerns about potential zoonotic transmission.
Researchers at Oak Ridge National Laboratory developed a novel approach to estimate Nigeria's population using satellite imagery and a national sample survey. They also found that irradiation can slow corrosion of alloys in molten salt, and created a method for making carbon-based materials compatible with semiconductor circuitry.
Researchers suggest using scientific data and predictive frameworks to identify risks of lead release, improving testing strategies and anticipating problems. Citizen scientists can aid in data gathering with mobile test kits, while AI and machine learning help identify relationships between water conditions and lead levels.
Researchers at Kazan Federal University developed a sunflower oil-based inhibitor to prevent gas hydrates and pipeline corrosion in the Arctic. The unique reagent showed high efficiency during laboratory tests, offering a budget-friendly solution with biodegradable properties.
Researchers at East Carolina University identify a highly diverse microbial community on a 1960s shipwreck, with iron-oxidizing bacteria contributing to biocorrosion. The study's findings highlight the need for tailored conservation efforts to address unique environmental factors and materials.
A research team at POSTECH developed a new catalyst that improves the durability of automotive fuel cells when shut down. The Pt/HxWO3 catalyst promotes hydrogen oxidation and selectively suppresses oxygen reduction reactions, solving the corrosion issue.
The LumAConM project aims to improve concrete diagnostics with a new, simple and cost-effective method enabling detailed assessments of concrete structures. Researchers use optical-chemical sensor technology to detect corrosion damage and assess service life.
Researchers have discovered two new species of burrowing crayfishes in southwestern Alabama and southeastern Mississippi. The Lonesome Gravedigger and the Banded Mudbug are considered Vulnerable to extinction due to their limited ranges.
Researchers used X-ray technology to analyze chainmail links from the Mary Rose, revealing their composition and extent of corrosion since recovery. The findings confirm the effectiveness of conservation techniques and hint at further history yet to be uncovered.
New water-soluble polyurethane inhibitors significantly reduce hydrate formation and corrosion in pipelines. Researchers developed the first multi-functional reagents to address two key issues: efficient hydrocarbon production and transportation, as well as environmental risks.
The discovery of Puccinia abrupta var. partheniicola, or winter rust, provides a second natural enemy to combat parthenium, which is aggressively spreading and causing severe harm to humans and livestock. The presence of this biological control could significantly reduce biomass and seed production of the weed.
Researchers at Kazan Federal University developed a new, water-soluble reagent based on sulfonated chitosan to inhibit methane hydrate formation and corrosion. The biodegradable inhibitor is also eco-friendly, cheap, and non-toxic.
A new study by Chung-Ang University researchers reveals that graphene forms a hybrid layer with copper oxide, significantly slowing down corrosion. After an initial period, graphene appears to increase copper corrosion rates, but a longer-term hybrid structure becomes protective over 1 year.
Researchers found that invasive rusty crayfish are successful colonizers due to their adaptable diet, which includes both plant and animal matter. The study's findings support the notion that rusty crayfish are opportunistic omnivores.
Engineers have developed a new system that combines fast neutrons and gamma rays to detect corrosion in oil and gas pipelines. The technology mimics the natural world's use of ultrasound waves by bats to detect objects, enabling real-time detection of pipeline flaws.
New research from Ohio State University reveals that high-level nuclear waste storage materials will degrade faster than expected due to their interaction. The study found severe localized corrosion of glass, ceramics, and stainless steel under certain conditions, posing significant challenges for the current storage model.
Researchers found that the Asian tramp snail B. similaris consumes fungal pathogens causing coffee leaf rust, reducing their numbers by up to 30% on infected leaves. However, further studies are needed to understand potential tradeoffs and the snail's effect on other controlling factors.
A study published in Scientific Reports suggests that prolonged exposure to high carbon dioxide seawater may corrode tooth-like scales covering the skin of puffadder shysharks. The research found that 25% of denticles were damaged in acidified water, compared to 9.2% in a control group.
Researchers from Aarhus University are developing a smart patch that can continuously monitor corrosion and steel reinforcement integrity in concrete structures. The goal is simple and cheap structural health monitoring everywhere.
A study by Southern Methodist University geophysicists has found evidence of a leak in a West Texas wastewater disposal well between 2007 and 2011. The leak could have contaminated the Rustler Aquifer, used for irrigation and livestock but not drinking water.
Researchers from the University of Córdoba study found that carbonation and chlorides are two primary agents causing steel corrosion. The study cataloged parameters with varying degrees of influence, highlighting areas for future research to combat this issue.
Scientists at ETH Zurich have created a new family of bioresorbable magnesium alloys containing zinc and calcium, which can be resorbed by the human body. Analytical transmission electron microscopy revealed a previously unknown dealloying mechanism governing the dissolution of precipitates in the magnesium matrix.
Researchers discovered a two-atom catalyst that enables efficient oxygen production from water under low-light conditions. The study's findings mimic the activation of photosystem II during photosynthesis, suggesting that similar two-atom catalytic cores might be suitable for achieving efficient water splitting.
The article discusses how the rise of AI will shift jobs towards feeling tasks, making emotional intelligence and interpersonal skills vital for success. Research by the University of Maryland suggests that companies and individuals must adapt to this new economy, where firms need to recruit people who excel in feeling tasks.
Aerobic microorganisms like Bacillus subtilis natto can reduce oxygen availability, leading to higher steel corrosion resistance in concrete. This process enhances the formation of calcium carbonate, sealing cracks and facilitating self-healing.
A team of researchers at Texas A&M University has made a groundbreaking discovery about nickel's corrosion behavior. They found that coherent twin boundaries in pure nickel are prone to corrosion, contrary to previous assumptions.
Thin films of rust can convert kinetic energy into electricity when exposed to saltwater, offering a new method for sustainable power generation. The electrokinetic effect is around 30% efficient and has potential applications in tidal energy conversion and implantable devices.
Blocking Nogo-A increases newly formed blood vessels and improves motor tasks, neuronal survival, dopamine levels, and nerve fiber density after ischemic stroke. Anti-Nogo-A antibodies may represent a therapeutic strategy for ischemic stroke recovery.
Scientists at Sandia National Laboratories discovered a triple junction formed by cementite and ferrite grains as the root cause of unpredictable corrosion in steel pipes. This finding could lead to new methods for forging pipe with reduced nanostructures, minimizing corrosion vulnerability.
Researchers present a quick and affordable solution to restore protective coatings in lead pipes, reducing toxic lead leaching into water supply. The new electrochemical approach could be applied to existing pipes with minimal disruption and cost savings.
A new study published in Ecology found that rusty crayfish populations declined in lakes with mucky and sandy bottoms, while those with rocky substrates remained stable or increased. The research suggests that the invasive species sabotages its own success by using aquatic plants as shelters to avoid predators.
Scientists use confocal Raman spectroscopy to study silicate glass corrosion in real time, discovering that silica molecules form aggregates near the surface, forming an opal-like layer. This layer does not provide perfect protection against water, allowing the corrosion process to continue.