Articles tagged with Phosphorus
Researchers at KAUST developed smart digital image sensors that can recognize images with high accuracy, using a charge-trapping 'in-memory' sensor sensitive to visible light. The devices have an extremely long-lived retention time of up to 10 years and can perform optical sensing, storage, and computation.
Research by North Carolina State University found that new species can alter ecosystem processes despite similarities to resident species, but changes occur when they are more dissimilar. This study has implications for predicting the consequences of climate change-induced species introductions.
Scientists discovered that the diversification of life at 500 million years ago led to a drastic change in the chemistry of Earth's crust, with phosphorus levels tripling in crustal rocks. This increase supported the continued expansion of life on Earth.
A team of scientists, led by University of South Florida professor Matthew Pasek, discovered a new phosphorus material in a fulgurite created by a lightning strike. The material is transitional between space minerals and those found on Earth, and its formation could have implications for our understanding of high-energy events.
MSU researchers have found a specific gene that regulates plant growth in response to low phosphorus levels. This discovery changes the way researchers understand iron toxicity in plants and holds promise for developing crops that can thrive with reduced phosphorus use.
Elevated atmospheric CO2 reduces soil phosphorus availability in rice crops by more than 20%, compromising plant growth and food security. International research team finds 55% of large rice fields in China and India at risk of yield reduction due to phosphorus deficiency.
Researchers found that phosphorus limitation decreases global and Chinese carbon sink strength by 7-16% by 2030s. The positive feedback between net primary productivity and soil decomposition amplifies this impact in China.
Researchers identified hundreds of microorganisms associated with plant roots and soil, showing potential for developing biological substitutes for phosphorus-based fertilizers. The discovery highlights the importance of microbial communities in supplying essential nutrients like nitrogen.
Researchers found that metabolite changes were most evident in ripe fruit, with nitrogen deficiency increasing some compounds and phosphorus deficiency decreasing diversity. Salinity threshold above which metabolites change was identified, which could impact harvested pepper resistance to pathogens.
Researchers from City University of Hong Kong and Australia developed a new method to enhance charge mobility in metal oxide catalysts, leading to improved water splitting efficiency. The method involves phosphorus doping, which reduces energy losses and increases charge separation efficiency.
New study reveals marine algae adapt to nutrient-poor ocean conditions, sustaining productivity even in depleted waters. This 'metabolic hack' could impact global ocean productivity and carbon sequestration.
Researchers found that vitamin D deficiency increases the risk of dynapenia, an age-associated loss of muscle strength, by 70-78%. Vitamin D supplementation was shown to reduce this risk. The study analyzed data from over 3,000 individuals aged 50 and over, highlighting the importance of vitamin D for maintaining muscle strength.
Rondaxe Lake's experience is just one of thousands worldwide as lakes lose oxygen due to warming, leading to conditions like hypoxia and anoxia. This phenomenon, exacerbated by seasonal stratification, threatens aquatic life and ecosystems.
A new study from the University of Wisconsin-Madison found that while phosphorus is a key ingredient for algae blooms, other factors like calm winds, warm surface waters, and low zooplankton populations can delay or prevent blooms. Drastically reducing phosphorus use on land may be the only option to head off future blooms.
A research team at UFSCar developed a biodegradable slow-release fertilizer using modified nanocellulose, which releases nutrients slowly and in a controlled manner. The material is designed to reduce the release of non-biodegradable chemicals into the ecosystem.
A new database quantifying cropland phosphorus budgets around the world helps identify nutrient management gaps in different regions. The study provides valuable insights into phosphorus management challenges and opportunities in various countries, shedding light on how to improve global phosphorus use efficiency.
As winters warm, nutrient pollution is putting water quality at risk in over 40 US states. The first-of-its-kind national study finds that previously frozen winter nutrient pollution is affecting 53% of the contiguous US and putting 50% of nitrogen and phosphorus pools at risk.
Researchers at WVU investigate performance of low-energy treatment facilities, assessing nutrient removal and potential environmental impacts. The team aims to create an interactive map with search filters and develop a user manual for modeling lagoon performance.
A team of researchers led by Prof. Shinya Hosokawa analyzed the atomic configurations of Pd42.5Ni7.5Cu30P20, a champion bulk metallic glass, and found its characteristic configurations that lead to its excellent glass-forming ability.
Scientists have discovered new evidence of phosphorus availability in Enceladus's ocean, making it a prime target in the search for extraterrestrial life. The discovery suggests that Enceladus's subsurface ocean is likely habitable due to its high levels of dissolved phosphorus.
A two-part study by the International Food Additives Council found that Americans' daily natural phosphorus intake increased by 12% between 1988-1994 and 2015-2016. High phosphorus intake was associated with increased bone mineral content, reduced high blood pressure risk, and lower HDL cholesterol levels.
Researchers analyzed plant-based beverages and found significant variability in mineral content by type and brand. Pea-based drinks had the most phosphorus, zinc, and selenium, while soy milks had the most magnesium.
Researchers at Rice University have developed a method to create a thin film coating on lithium anodes using powder brushing, which improves battery life and capacity. The coated anodes retained 70% more capacity after 340 charge-discharge cycles than off-the-shelf batteries.
New research shows that the Amazon rainforest's growth rate is limited by a lack of phosphorus in the soil, which could reduce its ability to store carbon and increase vulnerability to climate change. Phosphorus availability played a critical role in increasing productivity in a recent experiment.
A University of Illinois study found tomatoes in Chicago backyard gardens have low levels of lead, making them relatively safe for consumption. However, improper soil handling and lack of washing can still pose health risks. Researchers recommend minimizing dust with heavy mulch and careful fruit washing to safely grow tomatoes.
Researchers have discovered a technique to remove phosphorus from wastewater at higher temperatures, using bacteria to store the chemical. The SCELSE-developed innovation extends the temperature range of enhanced biological phosphorus removal to 35 degrees Celsius.
A team of researchers found a high ratio of nitrogen to phosphorus in Flathead Lake, limiting phytoplankton growth and affecting zooplankton populations. This imbalance sets the stage for potential methane production and has significant ecological consequences.
The Department of Energy has awarded Early Career Research Program funding to three Oak Ridge National Laboratory scientists. The awardees will receive $500,000 annually for five years to support their research in fusion energy, advanced scientific computing, and biogeochemical controls on phosphorus cycling.
Global mismanagement of phosphorus is causing twin crises, with skyrocketing fertilizer prices and pollution damaging biodiversity. The '50, 50, 50' goal aims to reduce global phosphorus pollution by 50% and increase recycling by 50%, while adopting more efficient use in agriculture.
MIT researchers devise a chemical reaction that allows them to synthesize phosphorus-containing rings using a novel spring-loaded molecule. This method enables the creation of useful compounds with potential applications in catalysts and pharmaceuticals.
Researchers at the University of Sheffield have identified a unique bacterial phosphatase, PafA, that can efficiently release phosphate from its organic forms. This discovery has potential to help reduce the consumption of phosphate chemical fertilisers and promote sustainable agriculture.
Researchers propose that wildlife can return phosphorus to the land by restoring interconnected animal communities, revitalizing ancient pathways of natural fertilization. This approach aims to generate sources of fertilizer for farmers and increase ecosystem resilience in the face of climate change.
Scientists at UC San Diego develop a method to bind unstable diphosphorus to a single metal ion, creating a relatively stable and selectively reactive form. This breakthrough could enable the development of selective phosphorus-atom transfer reactions and open up new areas of discovery in synthetic chemistry.
Scientists have discovered that the onset of microbial fertilizer factories on the Earth's seafloor roughly 2.6 billion years ago was a crucial step in the rise of oxygen levels during the Great Oxidation Event. This recycling process fueled photosynthetic bacteria, which increased oxygen production and paved the way for complex life t...
Researchers discovered a protein called PHR regulates arbuscular mycorrhiza (AM) symbiosis based on phosphate availability. AM promotes phosphate uptake and other nutrient absorption, enhancing plant resistance to stressors.
Researchers found that dog faeces and urine add substantial nutrients to nature reserves, potentially detrimental to biodiversity. Studies suggest reducing fertilisation effects by encouraging owners to remove faeces and enforcing leash use could mitigate this impact.
Southern Ontario's wetlands filter out phosphorus and sediments from water, providing $4.2 billion worth of sediment filtration services each year. This is the first economic valuation study to separate the values of major wetland types, with marshes being the most valuable for sediment filtration.
Researchers found that intense volcanic activity led to a surge in phosphorus levels, driving ocean oxygen levels down and triggering a severe mass extinction. The study suggests that natural weathering of volcanic material may have been responsible for the sudden cooling events.
Researchers developed a color-changing indicator that detects rising levels of alkaline phosphatase, forecasting phytoplankton growth and impending algal blooms. The portable system reliably detected enzyme activity using smartphone scanning apps, potentially enabling real-time field monitoring and prediction.
Researchers from the University of Oklahoma are leading a global study to understand the impact of increased nutrients on soil microbial biodiversity and ecosystem functions in grasslands worldwide. The project aims to develop new mathematical models to predict how nutrient changes affect soil microbe diversity and functions.
Researchers at EMPA created a flame retardant cotton textile that retains the natural properties of cotton fibers while providing fireproof and antimicrobial functionalities. The fabric does not contain carcinogenic formaldehyde and can absorb water, maintaining a favorable microclimate on the skin.
A study published in Biology Letters reveals a drastic fall in the number of aquatic insects in the Paraná River basin due to dam construction. The research, conducted over 20 years, found that dams alter the nutrient balance and provide a clearer water environment, making insects more vulnerable to predation.
Researchers discovered silicon's strongest nonlinearity, allowing for extremely weak beams to be used in photonic applications. This breakthrough could lead to the production of silicon processors with built-in light beam control capabilities.
Researchers at UCI used phytoplankton genome analysis to create a high-resolution map of nutrient stress in the world's oceans. The study found regions of elevated phosphorus stress, widespread adaptation to nitrogen stress, and previously unknown areas of iron stress.
A new study suggests that lightning strikes provided sparks of life for early Earth, unlocking phosphorus to create biomolecules. The researchers estimated that 0.1 to 1 quintillion lightning strikes occurred over a billion years, providing usable phosphorus.
Researchers detect HCCP and CH2=C=PH, unusual phosphorus-containing molecules in interstellar clouds. The discovery paves the way for studying their properties and potential extraterrestrial detections, advancing our knowledge of astrochemistry.
A new study reveals that Lake Erie sediments release nearly as much phosphorus into the surrounding waters as enters the lake each year, exacerbating the annual 'dead zone'. This self-fertilization process contributes up to 11,000 metric tons of phosphorus to the lake water each summer.
Researchers found that quagga mussels regulate phosphorus supply to the ecosystem, transforming nutrient cycling and affecting productivity. The study's findings highlight dramatic ecological changes caused by a single invasive species and call for a new paradigm in managing aquatic ecosystems.
A single invasive species, quagga mussel, regulates phosphorus cycling in four Great Lakes by ingesting particulate phosphorus and redistributing it through physiological processes. This shift alters the ecosystem's sensitivity to external nutrient load management.
Phosphorus-containing minerals from wind-blown dust fuel algal blooms on the Greenland Ice Sheet, darkening the surface and contributing to increased melting. The blooms, particularly in the Dark Zone, have significant implications for future ice sheet melting and sea level rise.
A new analysis of global data reveals that fertilizer pollution in streams and rivers can lead to increased growth across the food web, including algae, insects, and fish. The study suggests regulators should expand their view beyond algal responses to reduce nutrient runoff.
Researchers from St. Petersburg University and Ben-Gurion University of the Negev discovered cyclophosphates, chemically active phosphorus-containing compounds found in rocks along the Dead Sea. These compounds are thought to have played a key role in prebiotic phosphorylation reactions that led to the emergence of primordial life.
Purdue University engineers have demonstrated a way to disguise which transistor is which by building them out of a sheet-like material called black phosphorus. This built-in security measure would prevent hackers from getting enough information about the circuit to reverse engineer it.
The study led from the University of Turku discovered phosphorus and fluorine in solid dust particles collected from comet 67P/Churyumov-Gerasimenko. This finding suggests that comets may have delivered life-necessary elements to the young Earth.
Research team discovers endophytes can break apart phosphorus complexes, making it accessible to plants. This natural approach reduces environmental harm from chemical fertilizers and promotes more sustainable food production.
Researchers detected iron-based compounds as ocher in ancient red ink, while lead, phosphorus, and sulfur were found in micrometric rings surrounding ocher particles in red ink. Lead compounds also appeared in black inks, likely used as drying agents rather than pigments.
A new study reveals that regions with high population growth rates are also experiencing a phosphorus deficit, posing serious challenges to food production. The study estimates that the phosphorus supply chain will lead to alarming rates of pollution and greenhouse gas emissions by 2050.
A study led by the University of Basel found that over 50% of global phosphorus loss in agriculture is due to soil erosion. The researchers mapped phosphorus content in soils and correlated it with local erosion rates, revealing the greatest losses in Africa and Eastern Europe.
A team led by Prof. Ping-Heng Tan proposed the birefringence-linear-dichroism (BLD) model to quantify ARPR intensity in bulk black phosphorus and opaque anisotropic crystals. The BLD model considers complex refractive indexes along three principle axes, reproducing experimental data without fitting parameters.
The study found that herbivore feces contain varying nutrient profiles depending on their body size. Larger-bodied herbivores leave dung with lower phosphorus and higher nitrogen-to-phosphorus ratios.