Articles tagged with Corrosion
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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.
The laboratory developed a high-resolution map of Arctic vegetation using machine learning methods and satellite imagery. They also created a model to predict home-to-work commuting patterns in East Tennessee, leveraging machine learning to overcome traditional limitations.
A team of European researchers has identified multiple genes that are resistant to Albugo candida, a disease causing white rust in Brassicaceae family plants. The discovery was made using Arabidopsis thaliana as a model plant and has the potential to design new genetic improvement strategies for different cultivated crop species.
Researchers at PNNL use APT to trace oxidation-reduction reactions and create the first 3D atomic maps of iron oxide crystals. These 'atomic maps' reveal a dynamic iron cycle, showing iron atoms filling in potholes on crystal surfaces and driving growth.
A Northwestern University team has developed a novel material that can self-heal within seconds when scratched or cracked, preventing localized corrosion. The coating, inspired by fluids, flows and reconnects to rapidly heal, even after repeated damage.
Researchers at MIT have developed a new system to extend the shelf life of single-use metal-air batteries by introducing an oil barrier that protects the aluminum electrode from corrosion. The design has shown a thousandfold improvement in energy loss, enabling batteries to last up to 24 days without degradation.
Under dim light conditions, cyanobacteria divide asymmetrically to produce short daughter cells. The Min system's oscillation pattern changes depending on cell length, allowing bacteria to survive in stressful environments.
Researchers used hyperspectral imaging to analyze a bronze statue by Auguste Rodin, detecting corrosion products brochantite and antlerite. The technique revealed non-uniform distribution of the compounds, which could be missed with traditional sampling methods, providing valuable information for preservation.
Researchers analyzed oxide films at atomic level to understand their impact on metal corrosion. The team found that the growth rate of oxide films determines their structure and composition, enabling new ways to protect metals.
A recent Arizona State University study reveals that intergranular stress-corrosion cracking can occur independently of simultaneous stress and corrosion, highlighting the need for new corrosion-resistant alloys.
The study suggests that climate change, particularly volcanic activity and extreme weather events, contributed to the growth and decline of the ancient Turkic Khaganate. The researchers used tree-ring chronologies, ice core data, and Chinese dynastic chronicles to analyze the effects of climate change on the empire's development.