Articles tagged with Carbon Capture
A team of chemical engineers developed a simplified chemistry for zeolite membrane synthesis, eliminating lengthy crystallization and producing high-temperature hydrogen-carbon dioxide separation membranes. The scalable synthesis is expected to improve pre-combustion carbon capture energy-efficiency.
Feng Jiao, a renowned chemical engineering expert, is leading research on transforming carbon dioxide into valuable chemicals using catalysis. His projects aim to produce formic acid and ethylene from CO2 without purification, with the goal of commercializing this technology.
A global study maps areas with high carbon returns from natural forest regrowth, highlighting climate's role in carbon storage. Climate change mitigation strategy: restoring degraded woody vegetation could store substantial amounts of CO2.
Researchers at ORNL designed a novel, 3D-printed device that captures carbon dioxide emissions from fossil fuel plants and industrial processes. The device uses additive manufacturing to integrate a heat exchanger and mass-exchanging contactor, enhancing mass transfer and increasing efficiency.
Biofuel production from former cropland or pasture yields comparable GHG mitigation to reforestation; future improvements enhance benefits. Advanced biofuels could achieve up to 4 times greater GHG mitigation than reforestation, according to the study.
A UVA-led team explores the potential costs of negative emissions technologies, which remove carbon dioxide from the atmosphere. The research suggests that these technologies may not be able to offset current CO2 emissions, despite being touted as a solution by the UN and other institutions.
Researchers develop new machine learning methods to predict polymeric carbon nitride compounds suitable for sustainable photocatalytic water splitting. This process splits water into hydrogen and oxygen without using rare earths or expensive metals.
Researchers developed a novel CO2 separation technology using gate-type adsorbents, achieving high CO2 selectivity and recovery capacity. The adsorbent's flexible structure generates cold heat during adsorption, suppressing temperature rise and improving system efficiency.
A team led by Pitt professor Katherine Hornbostel is developing a hybrid plant that captures more carbon than it produces, making it carbon negative. The system integrates natural gas with two carbon capture technologies to achieve high CO2 removal rates during both normal operations and off-peak hours.
A new paper reveals the mechanism behind sorbent materials' ability to capture and release carbon dioxide from the air. The study's findings could lead to smarter design of sorbent materials at the heart of all carbon removal systems.
Researchers from Skoltech and MSU discovered the type of electrochemical reaction associated with charge storage in the anode material for sodium-ion batteries. They also developed a method to produce hard carbon with high capacity comparable to graphite, a crucial step towards commercializing SIB.
Scientists at Kyushu University created composite membranes with ultrathin layers that selectively separate CO2 from nitrogen, thanks to the molecularly thin interface formed between polymers. The discovery opens a new area for designing more efficient membranes for industrial CO2 capture applications.
A new study found that Drax power station in North Yorkshire is the optimal site for bioenergy with carbon capture and storage (BECCS) facilities. The research also suggests that smaller BECCS power plants are more beneficial to the environment, as larger ones can have negative impacts on soil sequestration and flood protection.
Researchers at Nagoya University developed a new CO2 capture technology that conserves energy used to capture carbon dioxide from facilities like thermal power plants. The H2 stripping regeneration technology replaces combustion exhaust gas with CO2/H2 gas at lower temperatures, reducing energy consumption by up to 99%.
A new study emphasizes the need for international cooperation on CO2 removal to meet Paris Agreement targets. Countries must allocate quotas fairly and consider trading with countries that can fulfill their obligations, as only a handful can do so alone.
An international team of researchers has discovered that ancient carbon stored beneath thick continental crust is released as CO2 during break-up. The study, published in Nature, sheds light on the source of high CO2 fluxes in rift zones.
Researchers from Monash University and CSIRO have developed a magnetized Metal Organic Frameworks (MOFs) nanocomposite that captures carbon dioxide with remarkable speed and low energy cost. This technology is 45% more efficient than commercially deployed materials, making it a promising solution for emissions reduction and renewable e...
A new analysis suggests that no more than 2,700 Gigatonnes of carbon dioxide (CO2) would be needed to meet the Intergovernmental Panel on Climate Change's global warming targets. This is less than leading estimates of available storage space globally.
A Texas A&M-led study analyzed ocean floor sediment cores to reveal the relationship between deep ocean oxygenation and atmospheric carbon dioxide levels over the past 50,000 years. The research found that enhanced storage of respired carbon in the deep ocean occurred during periods of low atmospheric CO2 concentrations.
Researchers at Newcastle University developed a new class of self-forming membrane to separate CO2 from gas mixtures, achieving performance levels comparable to existing carbon capture processes. The innovation reduces the demand for silver and lowers costs, making it an attractive solution for environmental protection.
A study by University of Texas at Austin researchers reveals that long-lived pioneer trees, which grow fast and live long lives, account for most of the biomass and carbon storage in some tropical rainforests. The finding improves climate models' accuracy by considering variations in tree species' growth, survival, and reproduction.
The chemical industry can achieve net-zero CO2 emissions by using carbon capture and storage (CCS) or carbon capture and utilization (CCU), which require more energy. Biomass-based production is another option, but with intensive land use requirements.
Concrete production contributes to both global greenhouse gas emissions and local air pollution, but a study from the University of California, Davis, found that using cleaner-burning kiln fuel, more renewable energy, and replacing cement with lower-carbon alternatives can reduce climate and health damage costs by up to 44 percent.
Researchers found that biomass fuels derived from grasses like switchgrass and giant miscanthus can reduce carbon emissions by 78-290% compared to petroleum-based fuels. The study suggests that these crops could provide a significant portion of the decarbonization needed to curb global warming.
A US tax code rule expands a credit for companies capturing and storing CO2, driving demand for carbon capture technology. The 45Q rule rewards companies that reduce their CO2 emissions, spurring investment in pipelines and mature technologies.
A new study found that diverse natural forests with multiple tree species are more reliable and stable at absorbing and storing carbon than plantations dominated by just a few tree species. Natural forests showed higher stability of carbon capture across years, particularly in dry conditions.
A new study demonstrates that there's more than enough suitable storage for captured carbon dioxide on the world's continental shelves to meet IPCC goals. The research suggests that developing enough CO2 injection wells over a relatively short period is manageable and can help achieve emissions cuts of up to 13% by 2050.
A team of scientists at EPFL has designed a new material that can capture CO2 from wet flue gases more efficiently than existing commercial materials. The material uses a novel approach to overcome the competition between CO2 and water adsorption sites.
A new bio-based hybrid foam material has been developed to capture carbon dioxide, offering high efficiency and low operating costs. The material combines zeolites with gelatine and cellulose to create a durable and lightweight substance with excellent CO2-adsorbing properties.
A new study published in Nature Scientific Reports suggests that increasing carbon capture and storage (CCS) technology could play a significant role in reducing greenhouse gas emissions. The research estimates that there is enough space in the world's nearshore continental margins to store 6-7 gigatons of CO2 annually by 2050, and tha...
Researchers at NTNU discovered that wetting a polymer membrane with water enhances its CO2 capture capabilities. The material, known as TESET, is now being explored for large-scale gas separation technologies aimed at reducing climate change. Graphene oxide membranes are also part of the group's promising candidates.
A new system converts CO2, water, and renewable energy into ethylene under neutral conditions, offering a carbon-neutral alternative to fossil fuels. The improved catalyst reduces side products and increases selectivity for ethylene production.
A new study by EPFL and WSL found that oil palm crops planted on former pastures in Colombia have an unchanged total carbon storage over time. The research suggests a carbon-friendly alternative to deforestation, using large areas of abandoned pastures that could be converted favorably.
Scientists have discovered gases released from deep beneath the Earth's crust in South Africa, which originate from a column of hot material called a hotspot. This hotspot pushes the crust upwards, generating the distinctive landscape consisting of tablelands over one kilometre above sea level.
A new system can capture carbon dioxide from the air at any concentration level, including 400 parts per million, and release it into a carrier stream. This technology has significant implications for reducing greenhouse gas emissions and could eliminate the need for fossil fuels in applications such as soft-drink bottling plants.
A Stanford University study published in Energy and Environmental Science suggests that carbon capture technologies can cause more harm than good, reducing only a small fraction of carbon emissions. The research concludes that using renewable energy options like wind or solar is always better from a social cost perspective.
Researchers design novel carbon electrodes with efficient ionic channels for improved energy storage performance. They propose graphene stacking as an ideal model of 2D ionic channels, enabling fast electrolyte transport and excellent accessibility.
Researchers at Kyoto University developed a porous material that selectively captures CO2 molecules with high efficiency, converting them into valuable organic materials. The material can also be recycled without losing its efficiency.
The article emphasizes the need for cross-disciplinary research on renewable energy storage and solar energy conversion. Scientists discuss ways to remove carbon from energy sources, crucial to avoiding climate change's worst consequences.
Researchers found that submerging a polymer in water improves its CO2 filtering ability while slightly increasing selectivity. The process transformed the microstructure of the membrane in a low-cost and non-toxic manner.
A new study by Imperial College London researchers shows that carbon taxes are insufficient to reduce emissions enough to meet the Paris Agreement targets. The study recommends incentivizing strategies that remove CO2 from the atmosphere alongside carbon taxes.
Scientists at EPFL Valais Wallis have developed high-performance membranes for carbon capture that surpass post-combustion capture targets. The membranes, based on single-layer graphene with selective layers, show six-fold higher CO2 permeance and high separation factors.
Scientists have taken first images of carbon dioxide molecules within a MOF, revealing the guest-host relationship and expansion of the cage as CO2 enters. This breakthrough using cryo-EM imaging demonstrates unprecedented insights into MOF chemistry and potential for separating gases.
Researchers at Swansea University have developed a new material capable of capturing carbon dioxide (CO2) using a common epoxy resin. The material shows high CO2 uptake and could potentially be used to capture CO2 from industrial flue gas streams or from the air.
Researchers at University at Buffalo are developing a new membrane technology to separate carbon dioxide from other gases, which could help reduce emissions in industries such as cement and steel production. The goal is to create a cost-effective solution that captures up to 90% of CO2 from power plant emissions.
Seaweed is found to trap significant amounts of carbon dioxide, with approximately 8.75 grams per square meter of sediment each year. This process contributes to the ocean's 'blue carbon' storage, which helps mitigate climate change.
Researchers at U of T Engineering have developed an electrochemical path to transform CO2 into valuable products, increasing energy efficiency by avoiding some energy-intensive losses. The technology achieves 100% carbon utilization and generates syngas as a single product.
Researchers investigated CO2 leakage through North Sea wells and found that it has detrimental effects on organisms living at the seabed. However, strong bottom currents disperse the dissolved CO2 quickly, limiting its impact.
A new study outlines a roadmap for expanding Stanford's energy system innovations to other campuses, maximizing purchases of electricity during renewable power hours and reducing carbon emissions. Thermal storage tanks offer an affordable alternative to traditional batteries, with costs about 15% lower.
A new study finds that hunting and defaunation can have cascading effects on forest structure and dynamics. Loss of wildlife affects the survival of tree species, potentially impacting tropical forests' carbon storage capacity.
Researchers found that crop residue ratios over 35% enable CBECCS systems to produce electricity with zero greenhouse gas emissions. This technology helps reduce air pollution and offers a carbon-negative alternative for electricity generation.
New research from Lancaster University and international partners suggests that investing in solar panels, wind turbines, and energy storage is a better strategy for tackling climate change than developing carbon capture technologies. The study finds that renewable energy systems with storage offer comparable or even superior net energ...
Researchers propose a new approach for China's electric power generation that combines coal-bioenergy gasification with carbon capture storage. This strategy could reduce CO2 emissions while improving air quality in the country by utilizing crop residue as biofuel.
Computational study simulates CO2 reacting with rock surfaces to form carbonate minerals, revealing a stable method of long-term carbon storage. The findings suggest that 'mineral trapping' can be used for carbon storage and provide insights into the chemistry of CO2 mineralization.
Researchers have developed a new technique that can efficiently convert CO2 from gas into solid particles of carbon at room temperature. This breakthrough could transform our approach to carbon capture and storage, offering a more sustainable alternative to current technologies.
Researchers used over 1,000 records and a global ecosystem model to reconstruct peatland dynamics. They found peatlands expanded during warm periods and were buried during glacial expansion, providing potential long-term carbon storage.
Researchers at Michigan Technological University have developed a carbon dioxide scrubber that converts captured CO2 into oxalic acid, a naturally occurring chemical used in the processing of rare earth elements. The technology has shown promising results, reducing emissions to below two percent and demonstrating potential for US produ...
Guoliang Liu's lab creates uniform porous structures in carbon fibers, enabling high loading of pseudocapacitive materials like MnO2. This results in a balance between high energy density and sustained high charging and discharging rates, overcoming industry challenges.
Researchers at the Research Center for Gas Innovation are developing a carbon capture storage system that can separate CO2 and methane in oil and gas exploration. The technology involves injecting CO2 and CH4 into salt caverns, with the potential to produce clean energy from fossil fuels.
A study by UC Santa Barbara found that moderate fertilizer and irrigation treatments resulted in the best biomass yields and carbon storage for prairie grasses. This approach also minimized competition with food crops and greenhouse gas emissions. The findings suggest a more tailored, ecologically friendly approach to biofuel productio...