Articles tagged with Corrosion
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Cyclone Rusty is a large tropical cyclone approaching Western Australia, causing warnings and alerts for residents. The storm's slow movement will result in higher than usual rainfall and flooding, as well as very rough surf and coastal erosion.
Researchers have developed a method to determine the viability of Asian soybean rust spores using two staining techniques. The new test allows for early detection of viable spores, enabling farmers to apply fungicides at the right time and minimizing yield losses.
Scientists discover date palm juice inhibits corrosion of aluminum alloy in salt solution, forming protective film on metal's surface. The juice contains sugars that react with aluminum to form an anticorrosive film.
The Rust-Tracker system can monitor 42 million hectares of wheat in 27 developing countries and track the spread of stem rust and related strains. Experts warn that North Africa, Central Asia, and other regions are still vulnerable to the deadly disease.
Researchers found that caregivers who believe people with Alzheimer's disease are at risk for injury and accept help more likely rely on dependency support rather than promoting independence. Caregivers can learn to gauge individual abilities through observation, breaking down tasks into manageable activities.
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 at Buffalo have developed a graphene-based composite that can replace toxic coatings with hexavalent chromium, reducing environmental harm and promoting safer industries. The new coating has shown significant improvements in durability, allowing treated steel to survive for months in harsh environments.
Researchers at UOG are using classical biological control with Puccinia spegazzinii to combat the aggressive climbing vine, which threatens plant biodiversity on Pacific islands. The rust fungus is highly damaging to Mikania's leaves, petioles, and stems, eliminating the need for toxic herbicides.
A study found that AD patients have difficulties transferring acquired knowledge to new contexts, despite being able to learn and acquire information. This transfer deficit may be related to deficits in declarative learning and dysfunction in the medial temporal lobe region of the brain.
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.
Researchers have developed innovative sensors to detect early signs of corrosion in concrete, making monitoring and maintenance more effective. The new sensors can withstand long-term placement and send notifications via email or text when conditions for corrosion threshold are crossed.
The study reveals that metal oxides interact with water in metastable states, rather than sequential transitional forms. This finding has implications for understanding corrosion and developing sustainable technologies like batteries and hydrogen fuel.
A new study by Washington University in St. Louis found that joining old lead pipes with new copper lines using brass fittings increases the amount of lead released into drinking water supplies due to galvanic corrosion. This can make the problem worse for safety-minded, lead-pipe-removal programs at water utilities across the country.
Scientists at ICN successfully refined methods to produce exotic materials by controlling reaction and diffusion processes at room temperatures. The new method enables high yields and consistency in form and structure, making it attractive for commercial applications.
The Soybean Rust Pest Information Platform for Extension and Education (PIPE) has saved farmers between $209-299 million since its introduction in 2005. The platform relies on accurate and timely monitoring data, weather data, and state-of-the-art information technology to provide essential management decisions.
Researchers at NIST discover that bacteria feeding on ethanol can boost fatigue crack growth rates by up to 25 times. The study highlights the importance of controlling bacterial growth during ethanol transport to prevent pipeline degradation.
Researchers at MIT have developed tiny robots to inspect underground pipes in nuclear reactors, detecting corrosion and radioactive leaks. The robots can withstand extreme environments and transmit images in real-time, enabling safer operation of aged reactors.
Researchers used data mining to analyze the corrosion-resistant properties of Alloy 22, a key material for nuclear waste containment. They found that the alloy can predict future corrosion patterns under similar environmental conditions.
Researchers measured heat variations in the cave and found that tourist visits caused minimal temperature increases. The effects of tourism disappeared shortly after the number of tourists fell.
Green rust, a type of clay, has been found to effectively capture and contain neptunium, a radioactive waste product that poses a serious health risk. The discovery offers new insights into the disposal of radioactive waste and could lead to safer storage solutions.
A global project led by Cornell University aims to identify new stem rust resistant genes in wheat, improve surveillance, and distribute rust-resistant wheat seed to farmers. The $40 million grant will support efforts to combat deadly strains of Ug99, a pathogen posing a significant threat to global food security.
Scientists successfully applied home device technology to increase solubility of anticancer drugs like tamoxifen and paclitaxel. The process has potential for improving performance of dyes, paints, rust-proofing agents and other products.
Researchers have identified a new bacterium that contributes to the deterioration of the RMS Titanic's exterior, accelerating metal corrosion. The novel Halomonas titanicae has been found to adhere to steel surfaces, creating corrosion products.
Researchers analyzed a major forest commons management program in Ethiopia, finding that groups with higher shares of conditional cooperators were more successful in managing their forests. These groups also spent more time monitoring their forest to deter free riding.
A massive amber deposit discovered in India's Gujarat province has yielded over 700 arthropods from 55 different genera, including insects, spiders, and mites. The findings contradict the long-held idea that India was isolated for 100 million years after breaking off from East Africa, suggesting a more complex exchange of species with ...
A new handheld device measures corrosion on machine parts using a simple, quick and cheap method. This enables the degree of corrosion to be easily measured, improving the manufacturing sector by preventing wear and tear.
Researchers from the University of Edinburgh found that evidence supports organized stroke unit care and secondary prevention with blood pressure lowering after ICH. However, more randomized controlled trials are needed to improve outcomes for patients with intracerebral hemorrhage.
A special edition journal provides new perspectives and guidance for managing Cronartium ribicola, an introduced invasive pathogen causing serious damage to North American white pines. The collection of 12 articles synthesizes knowledge on the disease, identifies policy actions, and reviews future issues facing white pine management.
The OU Biocorrosion Center aims to address the growing threat of biocorrosion in the oil and gas industry, which can lead to hazardous material discharges. Researchers will explore new technologies to mitigate biocorrosion problems, fuel biodeterioration, and anaerobic microorganisms.
Researchers at the United States Department of Agriculture have developed new cultivars of common beans with multiple genes for resistance to fungal diseases, including common bean rust. These resistant varieties are essential for protecting legume crops in the face of evolving strains of the pathogen.
Stripe rust fungus, threatening the world's wheat supply, can adapt to resistant varieties through sexual recombination with barberry, a common ornamental. Researchers found that fungal spores from infected barberry can infect wheat within 10 days.
The discovery of four new mutations of Ug99 stem rust poses a significant threat to global wheat production and food security. The new variants have acquired the ability to defeat two of the most important stem rust-resistant genes, making existing breeding programs less effective.
A new project aims to develop preservation strategies for heritage iron by measuring corrosion rates and assigning lifespans based on environmental conditions. The research team will test novel sensors and collaborate with museums and commercial sectors to optimize conservation, reducing energy expenditure and costs.
Researchers have discovered a way to reuse cigarette butts to protect steel from rusting, a process that can be costly and disrupt oil production. The study identified nine chemicals in the extracts of cigarette butts that appear to be responsible for this anti-corrosion effect.
The researchers' technology uses electricity to purify contaminated concrete, injecting nanoparticles that form a protective barrier around steel reinforcement. This enhances corrosion resistance and reduces the need for costly repairs or replacements, making it a significant step towards sustainable infrastructure.
ARS researchers have inserted individual resistance genes from a wild oat into domestic oat varieties, developing new lines with effective resistance to crown rust. The goal is to create plant lines that will fight off the disease for many years, improving oat yields and food security.
Agricultural Research Service scientists analyzed over 160 sugarcane samples from 25 countries to identify genetic resistance to deadly orange and brown rusts. The study provides valuable resources for plant breeders and pathologists, supporting international food security.
A CSIRO-led study is investigating the use of a rust fungus to control Cape tulip weeds in Australian pastures. The research aims to determine the aggressiveness of the rust on Cape tulips and its potential for biological control, with initial results promising.
Researchers at MIT have developed a new nickel-tungsten alloy that replaces toxic chrome coatings, offering improved durability and environmental safety. The new coating is being tested on truck bumpers and has shown promise in reducing corrosion and pollution.
A new environmentally friendly coating has been developed using spores from a bacterium to prevent microbial corrosion of metals in seawater. The coating was found to be substantially more effective than existing treatments and could be heat cured at temperatures up to 90°C.
Researchers at Brookhaven National Laboratory have developed a method for coating metal surfaces with nanoparticles, rendering them resistant to corrosion and eliminating toxic chromium. The new coating is produced through a simple two-step process and can be applied to various metals, offering improved performance and efficiency.
Researchers discovered that iron spewed out of hydrothermal vents remains protected and usable by ocean organisms due to a complex matrix of carbon compounds. This finding challenges current paradigms about the iron cycle and opens up new research directions.
A team of scientists has made a groundbreaking discovery that challenges the long-held assumption about oceanic iron cycles. They found that organic compounds can capture some iron spewed by hydrothermal vents, enabling it to be carried away in seawater and reaching the surface, where it can nourish marine life more efficiently.
Researchers at the University of Illinois have developed self-healing coatings that can automatically repair themselves and prevent corrosion. The coatings use a dual capsule system to deliver a catalyst and healing agent, which react to fix damaged areas within minutes or hours.
Researchers at UWM have developed smart coatings that heal shallow pits and fractures on almost any material, preventing further degradation in various industries. The coatings, created by Dr. Carolyn Aita, adjust to conditions within the human body, preventing implant rejection or failure.
Researchers found that bats can locate rustling mealworms in noisy environments with minimal distraction, but avoid areas with loud background noise. Foraging bats were more affected by white noise and traffic sounds than high wind rattling through vegetation.
A CU-Boulder study suggests that growing numbers of dams and impoundments are facilitating the spread of invasive species into natural lakes. The research team found that such species can create 'stepping-stone habitats' for further invasion, posing risks to lake ecosystems.
Researchers at Stanford University School of Medicine discovered that specific genetic instructions drive aging in worms, shifting the focus away from tissue damage accumulation. The study found age-related changes in transcription factors that regulate genes, triggering pathways that transform young worms into older ones.
The International Association for Dental Research presents Dr. Miroslav Marek with the Wilmer Souder Award for his exceptional contributions to corrosion science and standardization, particularly in restoratives, implants, and dental amalgam. He is being recognized for his influential work on mercury release from dental amalgam.
Two studies demonstrate the value of repair systems for internal defects, with fiberglass-composite repairs showing wide variation in quality. Thin, precurved steel lamina effectively repair external corrosion without compromising pipes' strength.
A University of Alberta study found that seniors are being stereotyped as grouchy and inflexible, with caregivers holding misconceptions about aging and Alzheimer's disease, while most seniors are adaptable and seldom angry. The study highlights the need for more education about aging and dementia to promote positive care.
A new form of stem rust, Ug99, has jumped from eastern Africa to Yemen, infecting wheat in the Arabian Peninsula and spreading rapidly. The disease is predicted to reach vast wheat-growing areas of North Africa, the Middle East, Pakistan, and India.
Pam Henderson received the APS Plant Pathology Journalism Award for her nine-article series on Asian Soybean Rust, which raised public awareness of the disease. The award recognizes outstanding achievement in increasing knowledge and understanding of plant pathology.
Researchers at University of Wisconsin-Madison suggest a double whammy of intensive trapping and predator fish manipulation may rid lakes of the invasive species, restoring ecosystem balance. The two-pronged attack has shown promising results in reducing rusty crayfish populations on Sparkling Lake.
Researchers discovered that Shewanella oneidensis MR-1 bacteria protect metals like copper, aluminum, and mild steel from corrosion. The study found increased resistance to electrical currents and reduced pitting in metals exposed to the bacteria.
Scientists study Cu3Au alloy's corrosion behavior, observing the formation of a protective passivation layer that protects against further corrosion. Controlled corrosion allows for nanometric-scale material structuring, potentially leading to new catalysts with high surface areas.
Researchers from Max Planck Institute and European Synchrotron Radiation Facility study gold-copper alloy corrosion process, revealing protective surface layer and gold nano-islands. The discovery provides insights into preventing corrosion in alloys used in corrosive environments.
In a study published in Science, researchers found that female barn swallows prefer males with darker breast and belly feathers, which signal high quality and health. This dynamic and continual process allows females to assess potential mates daily, influencing the evolution of showy ornamental traits.
British scientists have developed a new method of coating metals using sol-gel technology, which offers improved corrosion resistance and reduced costs. The technique uses nanoparticles to form a gel-like layer on the metal's surface, providing a safer alternative to traditional chrome electroplating.
Researchers Sucharita Chandran and Vicki Morwitz found that participative pricing affects consumers' goal-related focus, influencing their cognitions and purchasing decisions. By measuring personal characteristics like perceived control, marketers can tailor offerings to match different consumer types.