Articles tagged with Carbon
A team of researchers has developed a molecular system that enables the controlled release of iron, using a carbon nanohoop and ferrocene as the iron carrier. The system allows for the release of Fe2+ ions upon activation with green light.
Mesoscale eddies play a vital role in nutrient transport and the carbon cycle, trapping water masses and migrating into the open ocean. The study reveals that these eddies transport up to 10,000 tonnes of labile organic carbon each year.
A Chinese research team has developed an electrochemical process that can directly split CO2 into elemental carbon and oxygen. This innovative method uses lithium as a mediator to produce oxygen with a high yield of over 98.6%, significantly exceeding the efficiency of natural photosynthesis.
Scientists at POSTECH and University of Montpellier successfully synthesized wafer-scale hexagonal boron nitride (hBN) with an AA-stacking configuration using metal-organic chemical vapor deposition (MOCVD). This achievement introduces a novel route for precise stacking control in van der Waals materials.
Researchers at Osaka Metropolitan University developed an engineered yeast that can produce record-high yields of D-lactic acid from methanol, a key compound used in biodegradable plastics and pharmaceuticals. The optimized yeast strain achieves a 1.5-fold boost in production compared to other methanol-based methods.
Researchers have successfully demonstrated the environmental benefits of turning CO₂ emissions into key chemical ingredients for essential consumer goods. The study found that waste CO₂ can be part of the solution rather than the problem, reducing GWP by around 82% for paper mill emissions.
Researchers at Lawrence Berkeley National Laboratory have discovered the first organometallic molecule containing berkelium, a highly radioactive element. The discovery reveals that berkelium exhibits a unique tetravalent oxidation state, challenging traditional understanding of its behavior in the periodic table.
The new method produces high-yields of graphene oxide nanosheets with uniform thickness and characteristics comparable to mined graphite, making it viable for large-scale production and potential applications in electric vehicle batteries. Researchers are now exploring biobased sources for carbon fibers and delving deeper into the proc...
A new study led by Colorado State University found that agricultural nitrogen fertilizer is the primary cause of seasonal carbon cycle swings. This discovery adds to scientific understanding of the carbon cycle and could help inform climate change mitigation strategies.
Researchers at Nagoya University developed a new technique to improve electrode performance in seawater purification, allowing for higher surface area and increased efficiency. The oxygen-doped electrodes show promise for reducing water purification costs and expanding applications beyond water treatment.
Researchers discovered that fungi construct a lace-like mycelial network that moves carbon outward from plant roots in a wave-like formation. The team used advanced robotics to measure traffic flows and resource trading in the fungal road system, shedding light on how these networks regulate ecosystem function.
New research exposes samples to superheated plasma, revealing that carbon is the main cause of trapped fuel. The study aims to improve materials for future fusion power plants like ITER by minimizing carbon content.
Researchers at Rice University have created a new 2D carbon material that is eight times tougher than graphene, according to a recent study. The material, known as monolayer amorphous carbon (MAC), incorporates both crystalline and amorphous regions, giving it unique toughness.
Researchers at Texas A&M University have developed a new catalytic graphitization technology to convert petroleum coke into graphite, reducing emissions and cost associated with conventional synthetic graphite production. The process uses lower temperatures and shorter times, making it more sustainable and efficient.
A recent report by Colorado State University reveals that the state's forests are emitting more carbon than they absorb, primarily due to insect and disease impacts. The study estimated that Colorado's forests stored 1,558 teragrams of carbon between 2010 and 2019.
Researchers developed a sustainable catalyst converting CO2 into valuable products, increasing activity during use. The discovery offers a blueprint for designing next-generation electrocatalysts with high selectivity and stability.
Researchers have found a new method to remove PFAS from drinking water by heating them with granular activated carbon at 572 degrees Fahrenheit. This process achieves 90% mineralization of the PFAS, breaking them down into harmless inorganic fluorine.
Researchers at Tel Aviv University have developed a method to transform graphite into novel materials with controlled atomic layers, enabling the creation of tiny electronic memory units. This process, known as 'Slidetronics,' allows for precise manipulation of material properties, opening doors to innovative applications in electronic...
A new Stanford study suggests refining how we assess natural carbon storage strategies to ensure the technology lives up to its potential as a climate change solution. The researchers propose a two-step evaluation process to unlock additional project value and improve data for predictive modeling.
Research reveals that Eurasian Steppe grasslands are more susceptible to drought than North American Great Plains due to lower plant diversity. The study found a 43% reduction in annual productivity in Eurasia compared to a 25% reduction in North America under similar extreme drought conditions.
Researchers developed AshPhos, a ligand that facilitates the formation of carbon-nitrogen bonds using inexpensive materials. The tool has potential applications in pharmaceuticals, nanomaterials, and degrading PFAS pollutants.
A University at Buffalo-led team has identified a strain of bacteria that can break down and transform at least three types of PFAS, as well as some of the toxic byproducts of the bond-breaking process. The bacteria, Labrys portucalensis F11, metabolized over 90% of perfluorooctane sulfonic acid (PFOS) after a 100-day exposure period.
A recent study found that extreme climate events in fall 2022 pushed thousands of lakes in West Greenland across a tipping point, leading to changes in water quality, chemical properties, and biodiversity. The lakes, which previously provided drinking water and sequestered carbon, now emit more carbon dioxide.
Researchers developed a novel method for carbon fiber recycling that leverages Joule heat generation, thermal stress, and expansion forces to separate fibers without chemicals. The technique is more effective than traditional methods, preserving longer fibers with higher strength and reducing environmental impact.
New research reveals viruses play a significant role in carbon, nitrogen, and phosphorus cycles. Viral aggregation is proposed to describe the accumulation of lytic products in soil/sediment environments.
Kyushu University researchers create a microwave flow reaction device that converts complex polysaccharides into simple monosaccharides, producing glucose. The device utilizes a continuous-flow hydrolysis process, where cellobiose is passed through a sulfonated carbon catalyst heated using microwaves.
A team of scientists found that carbon and other star-formed atoms don't just drift through space, but are pushed out by giant currents into intergalactic space. These atoms can eventually be pulled back in to form new stars, planets, and moons.
Researchers discover surface chemistry unlike other centaurs on Chiron, with carbon dioxide and methane gases in its coma. The findings provide insight into the creation of our Solar System's origins and the unique processes producing Chiron's surface composition.
Researchers have discovered a mismatched composition of gases in the planet's atmosphere compared to gases within the disk. The study found that the ratio of carbon and oxygen gases in the planet is much lower than expected, suggesting that current models of planet formation may be too simplified.
A new study by University of California, Davis, found that the current estimate of the social cost of carbon is too low, increasing to over $280 per ton of CO2 emitted. This higher estimate reflects the impact of climate change on human welfare, including economic growth and unique natural systems.
Researchers at Nagoya University have developed a novel fuel cell electrolyte concept using phosphonic acid polymers with hydrocarbon spacers. The new membrane exhibits improved water insolubility, chemical stability and conductivity under high-temperature and low-humidity conditions.
A Dartmouth-led study suggests using clay to convert CO2 into food for zooplankton, which expel it as carbon-filled feces in the deep sea. This method accelerates the ocean's natural cycle for removing carbon from the atmosphere.
Researchers have developed a biotechnological process to break down and remove the matrix from carbon fiber reinforced polymers (CFRPs), recovering valuable chemicals. Genetically modified fungi feed on benzoic acid produced during breakdown, yielding the compound OTA with potential medical applications.
A new catalyst converts methane into polymers at room temperature and atmospheric pressure, making it easier to deploy at sites of methane production. The catalyst also enables the creation of sealants to heal cracks in natural gas pipes, potentially reducing methane leakage.
Marine plankton's ability to absorb CO2 is influenced by ocean density, with denser waters leading to reduced calcification and increased alkalinity. This discovery reframes our understanding of the complex interplay between marine life and the global climate system.
Researchers from Institute of Science Tokyo successfully developed a multi-element perovskite catalyst that selectively oxidizes light alkanes to alcohols with high yield and selectivity. The breakthrough catalyst operates under mild conditions and exhibits excellent stability and reusability.
Researchers developed engineered biochar with enhanced properties for environmental remediation and energy storage. The study highlights the potential of biochar in soil amendment, water purification, supercapacitors, and batteries, but also identifies challenges such as complex biomass composition and lack of standardized protocols.
A new COF sensor can detect pH changes in plant xylem tissues, providing early warning of drought stress up to 48 hours before traditional methods. This technology enables timely detection and management of drought stress, optimizing crop production and yield.
Physicists at MIT have made a breakthrough discovery that sheds light on the conditions that lead to exotic electronic states in graphene and other two-dimensional systems. Through calculations, they show that pentalayer graphene can exhibit fractional charge without a magnetic field.
Researchers created a new electrode design that increases the efficiency of converting CO2 into ethylene, a valuable chemical product. The electrochemical system can now be scaled up for industrial applications without significant energy or cost losses.
Scientists have discovered that adding carbon to metal nanoparticles makes them 200 times more active, which could lead to significant cost savings and improved efficiency in industrial processes. The discovery was made possible by precise measurements and simulations of the interaction between metal nanoparticles and a carbon substrate.
Rice researchers have created a catalyst that leverages plasmonic photocatalysis to break down methane and water vapor into hydrogen and carbon monoxide without external heating. The new catalyst system enables on-demand, emissions-free hydrogen production, which could transform the energy industry.
A research team led by Virginia Tech will test the geologic conditions at the Roanoke Cement Plant for storing 1.7 million metric tons of carbon dioxide each year for three decades. The project aims to prevent estimated 50 million metric tons of carbon emissions from entering the atmosphere.
A new study reveals that the Amazon rainforest is threatened by global warming and deforestation, which can trigger a domino effect on the entire system. The analysis of residual pollen and carbon residues suggests that the Atlantic Meridional Overturning Circulation (AMOC) plays a crucial role in shaping the Amazon ecosystem.
A team at MIT discovered pyrene, a large carbon-containing molecule, in a distant interstellar cloud. The finding supports the PAH hypothesis and suggests that pyrene may have contributed to the formation of our solar system's chemical inventory.
Researchers at Politecnico di Milano discovered that the ratio of CO2 to methane present in the reaction determines carbon build-up on catalysts. This finding paves the way for more efficient technologies and longer-lasting catalysts.
Scientists estimate a 31% increase in global photosynthesis due to rising CO2 levels, with pan-tropical rainforests accounting for the largest difference. This improvement can enhance climate predictions and highlight the importance of natural carbon sequestration.
A WVU researcher says ancient tree rings can record rare and extreme space weather events, including geomagnetic storms. The study aims to better understand how to prepare for such events and mitigate their impact on communication satellites and astronauts.
Researchers developed a new approach called ZeroCAL, which can remove nearly all carbon dioxide emissions associated with cement production. The process uses limestone as a feedstock and produces clean hydrogen and oxygen gas, making it an elegant solution to reduce carbon footprint.
A research team has developed a simplified synthesis method for organic fluorophores using formaldehyde, reducing molecular size and increasing atomic efficiency. The new technique can also be applied to in vivo environments, showing promise for life sciences research and diagnostics applications.
Researchers propose that Mars' early thick atmosphere could have been locked up in the planet's clay surface due to slow chain reactions between rocks and gases. The clay is estimated to hold up to 80% of the initial, early atmosphere, potentially recovered and converted into propellant for future missions.
Researchers from Hokkaido University have discovered a stable single-electron covalent bond between two carbon atoms, validating a century-old theory and paving the way for further exploration of this type of bonding. The discovery was made using X-ray diffraction analysis and Raman spectroscopy.
Researchers found that Saharan dust blown thousands of kilometers away increases oceanic life by making iron more accessible through atmospheric reactions. The study measured bioreactive and total iron in Atlantic Ocean drill cores, revealing a relationship between distance traveled and bioreactivity.
Researchers at Tohoku University created a detailed model of organic matter production in ancient Martian atmosphere, suggesting that formaldehyde contributed to formation of organic matter. The study found that the depletion of 13C in organic matter on Mars was due to photodissociation of CO2 by solar ultraviolet radiation.
The McGill team's light-driven chemical process transforms methane and carbon dioxide into green methanol and carbon monoxide, producing highly valued products. The discovery offers a promising path towards Canada's net-zero emissions target by 2050 and provides a sustainable way to produce industrial products.
Researchers at Tsinghua University Press have developed effective synthesis strategies using carbon-based catalysts for converting CO2 into valuable chemicals and fuels. The team has designed various catalytic materials, including carburized iridium oxide nanorods, to enhance the activity of catalysts and selectivity of formate.
Johannes Wahl receives EUR 1.5 million ERC Starting Grant to streamline synthesis of nitrogen-containing compounds, accelerating identification of promising drug candidates and tailoring their properties. Late-stage nitrogen insertion enables better adjustment of physical and chemical properties.
Researchers at Chalmers University of Technology have created a world-leading structural battery that can halve the weight of laptops and make mobile phones as thin as credit cards. The battery has increased its stiffness, allowing it to be used in vehicles, increasing their driving range by up to 70 percent on a single charge.
Researchers from Texas A&M are leading a $26 million decarbonization effort to convert CO2 into valuable products, driving a circular carbon economy. The initiative aims to develop cost-effective and sustainable solutions for manufacturing systems.
Researchers at Tohoku University have successfully increased capacitor capacity by 2.4 times using a molecular coating method, improving its performance and lifespan. The new technology utilizes inexpensive activated carbon and can store large amounts of energy, making it suitable for next-generation energy devices.