Researchers from the University of Osaka have developed a new reaction that uses a single carbon atom as a connecting point to join two planar molecules into a 3D structure, creating rigid spirocyclic frameworks. The resulting molecules are valuable in solar cells and electronic materials.
Researchers found that straw stimulates microbial activity and carbon transformation, while biochar improves soil structure and physical protection of carbon. Both straw and biochar combinations increased soil organic carbon by 19% compared to manure alone, providing two complementary carbon sequestration strategies.
Artificial intelligence helps identify alternative recipes for growing carbon nanotubes with prescribed structural features, such as array height, density, and alignment. The approach allows researchers to explore routes beyond familiar recipes, accommodating practical processing constraints while preserving selected structural features.
A 10-year experiment in northeastern China compared biochar and maize stover applications, finding stover increased subsurface and deep-soil carbon, while biochar built topsoil carbon. The amendments altered dissolved organic carbon properties differently, with stover-derived DOC showing stronger vertical movement.
Researchers at KAIST have developed a technology converting CO2 dissolved in seawater into calcium carbonate, enabling permanent storage and helping the ocean absorb more carbon dioxide. The system reduced electricity consumption by up to 54% and produced high-purity hydrogen and magnesium hydroxide.
Researchers found that microbial carbon fixation persists beneath the ice of Qinghai Lake, the largest saline lake in China, despite low temperatures and limited light. Dark-dependent carbon fixation was significantly greater than light-dependent fixation, suggesting a major winter carbon assimilation pathway in this saline lake.
Researchers found that water erosion increases microbial conversion of soil carbon to CO2, favoring decomposition of recalcitrant substrates. In contrast, deeper SOC remains more effectively protected within mineral-organic complexes and aggregates.
Researchers developed boron-doped carbon nanotubes to boost NO3- reduction reaction performance, achieving high ammonia yields and positive-shifted onset potentials. The doping strategy offers a new way to tune complex electrocatalytic reactions.
Researchers discovered tunneling nanotubes that physically connect the membranes of cells in social amoebae, enabling the transfer of cytoplasmic components and organelles. These connections are found in multicellular organisms but were previously unknown in unicellular lineages.
A new study reveals that forest structure, tree species evenness, and terrain slope jointly influence how carbon is divided among living vegetation, forest litter, and soil. The research found that soil contained the largest share of total carbon in most locations, while vegetation stored more carbon than soil in several plots.
A new study reveals that Northern Eurasia's carbon sink is driven by climate change, with stronger sinks in western and southern regions. Forest productivity is a key determinant of the regional carbon sink, not just warming alone.
Researchers at QUT have developed a new molecular strategy to prevent carbon nanotubes from clumping together, enabling a new benchmark for materials that convert heat directly into electricity. The breakthrough has the potential to create a new generation of higher-performing materials for harvesting energy from heat.
Helical carbon nanotubes offer unique geometrical characteristics, enabling improved mechanical entanglement with host-resins. Chemical functionalization enhances their molecular interactions and dispersion-uniformity, leading to enhanced composites properties.
A new study uses a thermal analysis technique to distinguish between different sources of organic carbon transported by rivers after extreme events, such as earthquakes and storms. The findings show that these events can continue to influence carbon transport in river systems for over a decade.
The rapid drying of the Aral Sea has released over 200 teragrams of carbon into the atmosphere, shifting the region's land-use carbon balance from a net sink to a significant source. Restoration efforts could help halt continued carbon loss and generate financial incentives for reflooding the lake.
New research reveals altitude-dependent carbon storage mechanisms in diverse forest ecosystems. High-altitude conifer forests excel at storing carbon in biomass, while lower-elevation mixed broadleaf forests stabilize soil carbon. Effective forest management requires altitude-specific approaches to conserve biomass and enhance soil org...
New research reveals biochar's reactive chemistry can slow soil organic carbon decomposition by suppressing enzymes, particularly in acidic soils. The protective effect varies among different soils, with some biochars increasing carbon dioxide emissions.
A global analysis of 932 observations shows that biochar delivers stronger carbon gains in nitrogen-poor soils and follows different carbon storage pathways depending on soil fertility. Biochar effectiveness varies greatly from one field to another, with the amount of nitrogen already present in soil controlling how much carbon it stores.
A new study reveals that biochar increases soil organic carbon more efficiently than straw by guiding microbes towards stable carbon formation. Biochar promotes a slower but more stable carbon pathway, reducing native soil carbon mineralization.
A new study based on global airborne surveys found that forests in the tropics take up less carbon than predicted, and models struggle to simulate carbon dioxide uptake in forests north and south of the tropics. Regular airborne missions could narrow uncertainty further.
Researchers developed nanotube membranes that enable ultrafast ion transport, opening new pathways for high-efficiency clean energy generation and lithium recovery. The discovery shows boron nitride nanotubes selectively move lithium ions faster than expected, with potential applications in blue energy generation and battery recycling.
Scientists have created a practical way to make ultra-black coatings that meet automotive standards, using a composite of carbon black pigment and carbon nanotubes. The resulting color is a deep jet black with excellent long-term stability, opening the door for high-end car models in darker hues.
The study found that increasing light intensity decreases diffusion rates of nanotubes in water, a phenomenon known as light-induced quantum friction. The team also demonstrated the immediate coupling between nanotubes and water using terahertz spectroscopy.
Scientists from the University of Tokyo have successfully synthesized 1-nanometer-wide, single-walled MoS2 nanotubes with well-defined atomic structures. These ultrafine materials could provide a new route toward miniaturized electronic devices and expand nanotube science beyond carbon.
Long-term biochar study reveals that topsoil benefits from biochar's effect on microbial necromass carbon, with significant increase in fungal necromass carbon. In contrast, subsoil shows reduced microbial necromass carbon due to lower nitrogen availability and increased microbial nutrient mining.
A new study reveals that dark brown carbon from wildfires has a powerful warming effect on the global climate, potentially exceeding that of black carbon. The research found that this 'dark brown carbon' absorbs light well into the visible spectrum, amplifying regional and global warming.
Researchers have found that karst reservoirs are exceptionally effective at capturing and storing atmospheric carbon due to a unique combination of geology and biology. The study reveals that these ecosystems produce a large amount of organic carbon, which is then efficiently converted and locked away in a highly stable form.
Research reveals tropical cyclones contribute to ocean carbon outgassing but its role is decreasing due to global warming. If emissions remain high, they may reverse to enhancing ocean carbon uptake, accelerating ocean acidification.
A comprehensive review reveals that deep soil contains a colossal amount of carbon, estimated at over 850 petagrams worldwide, and is significantly more stable than surface layers due to strong interaction with clay minerals. The review outlines several agricultural strategies to protect and enhance deep soil carbon stocks.
The study reveals coral reefs' significant carbon sequestration potential and how reef-dwelling fish contribute to the carbon cycle. Reef sediments dominate carbon storage, with fish influencing sediment carbon reservoirs through bioerosion and respiration.
Scientists confirm decades-long prediction by measuring the color-changing effect of light in chiral carbon nanotubes. The material converts light at a rate two to three orders of magnitude greater than conventional materials.
A comprehensive review reveals that deep soil layers store over 50-60% of the total carbon in top meter of soil. The subsoil environment is characterized by low oxygen and limited microbial activity, making it a stable target for long-term carbon removal strategies.
The 23rd Carbon Research International Forum highlights engineered biochar's potential in supporting carbon capture, resource recovery, and sustainable industrial development. Recent progress in converting agricultural and industrial residues into high-performance carbon materials was discussed.
A new study by the University of Helsinki finds that the carbon footprint of milk production is 41% higher when soil carbon changes are included. Soil organic matter can either sequester or release carbon, and its impact on climate change should not be ignored.
A team of scientists has developed a new method to assemble luminescent molecules into nanotubes with unusual excitonic properties. The nanotubes can be arranged to form luminescent fibers that reach several centimeters in length, and exhibit multidirectional energy transfer within their interiors.
The session discussed the complex relationship between organic carbon inputs and long-term carbon storage in soils. Emerging strategies were presented to optimize organic amendments and enhance both soil function and carbon retention.
A new field study reveals that biochar significantly increases microbial necromass carbon in topsoil by up to 39%, linked to improved nutrient availability and microbial efficiency. However, in subsoil layers, biochar reduces microbial necromass carbon by as much as 30% due to nutrient limitations.
A field study found that adding biochar to estuarine wetlands increased sediment carbon storage while suppressing carbon loss. Tidal dynamics amplified the effectiveness of biochar as a climate solution by stabilizing carbon in sediments and reducing microbial activity associated with carbon decomposition.
Researchers have created a dark, rubbery film that combines physical textures with light-absorbing nanotubes to keep surfaces ice-free at -50 °C. The film operates using a two-tier defense mechanism, providing both passive and active anti-de-icing capabilities.
Researchers mapped mangrove soil carbon pools and found plant growth, soil chemistry, and tidal processes regulate their distribution. Black carbon, produced by incomplete combustion, is stored in mangrove ecosystems and transported to aquatic systems, influencing global carbon cycling.
Huntington's disease is caused by a toxic protein that builds in brain cells and spreads to other cells through tunneling nanotubes. Disrupting this pathway reduces the spread of the disease-causing protein, suggesting a new target for therapy.
Researchers developed a novel composite material that combines biochar, carbon nanotubes, and iron carbide, significantly accelerating the breakdown of antibiotics in water. The system achieved up to 15 times higher removal rates compared to conventional materials, while requiring substantially less energy.
A new study found that black carbon, a highly stable form of carbon, persists in mangrove sediments and enhances the climate mitigation potential of coastal wetlands. Mangroves store both organic and dissolved black carbon, which can travel through water and influence marine carbon cycles.
A comprehensive review reveals that biochar improves soil carbon storage, reduces greenhouse gases, and provides practical frameworks to measure its climate benefits. Biochar's dual carbon sequestration effect stores carbon directly while protecting existing soil organic carbon from decomposition.
Researchers developed a fast and energy-efficient way to produce advanced carbon materials capable of capturing carbon dioxide, dramatically reducing production time while improving adsorption performance. The new material demonstrates exceptional ability to capture and selectively separate carbon dioxide from gas mixtures.
A study published in Carbon Research reveals that heating single-walled carbon nanotubes at 400°C for four hours can dramatically expand their available surface area, nearly doubling their CO2-trapping power. This breakthrough could provide a vital tool for the next generation of carbon capture technology.
Researchers at the University of Cambridge have developed an energy-efficient reactor that captures and recycles methane to produce clean hydrogen and high-performance carbon nanotubes. The process uses a multi-pass floating catalyst chemical vapour deposition reactor with process gas recycling, significantly reducing energy requirements.
Researchers used molecular dynamics simulations to study how organic molecules move with supercritical water inside carbon nanotubes. Aromatic compounds significantly slowed down their own motion and surrounding water, while alkanes moved relatively freely. Temperature played a key role in overcoming transport limitations.
New research reveals biochar's impact on autotrophic soil microbes that fix carbon dioxide through the Calvin cycle. In paddy soils, these microbes are active capturing carbon dioxide, while in upland soils, microbial biomass and labile carbon pools play a larger role.
Researchers have developed flexible perovskite solar modules with power conversion efficiency (PCE) over 20% using acid-treated carbon nanotubes as window electrodes. These modules exhibit improved stability, bendability, and scalability, making them a promising solution for sustainable energy systems.
Researchers at the University of Surrey have developed a new method to produce flexible perovskite solar cells using single-walled carbon nanotubes (SWCNTs), achieving high power conversion efficiency and stability.
Researchers have successfully induced sexual reversal in all-female mandarin fish using functionalized Single-Walled Carbon Nanotubes as a delivery vehicle. Key genes amh and amhy were introduced into juvenile fish through an immersion bath, leading to detectable gene expression in the gonads.
Researchers have developed sustainable carbon materials that can remove harmful pollutants from water with high selectivity and reusability. These materials also show promise in energy storage, sensing, and catalysis applications.
A team of researchers has successfully developed niobium disulfide metallic nanotubes with predictable properties, a long-sought goal in advanced materials science. The breakthrough was made possible by adding table salt to the growth process, which helped create stable shells and revealed two-layer tubes.
Research at the University of Helsinki reveals that forest thinning can temporarily boost carbon storage in upland forests, while drained peatlands become stronger net carbon sources due to slower tree growth and increased decomposition. The study highlights the importance of adapting management practices to different forest types.
Scientists at Meijo University developed a new method to synthesize small-diameter single-walled carbon nanowires with a high density of long linear carbon chains. The breakthrough enables researchers to probe the properties of these unstable carbon chains, which have outstanding theoretical mechanical strength and thermal conductivity.
Researchers have discovered how to convert discarded plastics into valuable carbon-based materials, including graphene, nanotubes, and porous carbon. These materials show promise for use in environmental remediation, batteries, and supercapacitors.
A new study warns that peatland carbon loss could quadruple under extreme drought events and warmer temperatures, threatening the planet's carbon sink. Researchers found that elevated carbon dioxide levels exacerbated carbon release during droughts, wiping out hundreds of years of accumulated carbon.
A recent study suggests that combining rewetting with biochar and iron sulphate additions can significantly slow down carbon loss from drained agricultural peat soils. This combination enhances carbon storage by suppressing soil enzymes and promoting the formation of iron-bound carbon compounds.
Researchers at Johns Hopkins Medicine discovered how brain cells form networks of nanotubes to transport toxic molecules, including amyloid-beta, which accumulates in Alzheimer's disease. This finding may advance understanding of the disease and pave the way for potential new therapies.