Researchers developed a new method to quantify proton kinetic properties of triple conducting oxides (TCOs), revealing two orders of magnitude higher proton tracer diffusion coefficient. This led to improved electrochemical performance for protonic ceramic fuel cells, with recorded values exceeding previous benchmarks.
Researchers from University of Tsukuba have demonstrated successive proton transport mechanism in a material that may be a future source of reliable primary and backup power. The study reveals the chemistry underlying this phenomenon, which has implications for improving fuel cell efficiency and stability.
A new study by Carnegie Mellon University researchers suggests that storing both oil and gas on-site at power plants can reduce dependence on gas grids and mitigate fuel shortages. This could reduce costs for electric customers in New England, where gas supply constraints have led to frequent power plant outages.
A team of researchers, led by Dr. Muzammil Arshad, conducted a study on the performance of hydrogen-enriched fuel in spark ignition engines. The findings show that adding hydrogen can reduce in-cylinder peak pressure and emissions, making it a potential solution to improve fuel efficiency and reduce harmful emissions.
Researchers developed unitized regenerative fuel cells with improved hydrophilic and hydrophobic properties, increasing hydrogen generation efficiency by 2-fold and power generation efficiency by 4-fold. The devices can efficiently transport water and gas, improving performance and round-trip efficiency.
A new computational model has been developed to predict the physical phenomenon inside very-high-temperature pebble-bed reactors. The model can accurately account for friction between fuel pebbles and its influence on cooling, allowing for safer and more efficient operation.
Scientists from the University of Pittsburgh and University of Rochester aim to improve seawater-to-fuel technology by refining a crucial step in the process. The researchers seek to design catalysts that can efficiently convert carbon dioxide into usable fuels, making the process more energy efficient and safer.
A team of researchers at Michigan State University has developed more heat resilient silver circuitry by adding an intermediate layer of porous nickel, which helps to improve adhesion to ceramic components. The technology has the potential to benefit various industries, including automotive, aerospace, and energy.
Researchers at Oregon State University found that even one session of moderate aerobic exercise increases the cells' ability to burn off fuels. Post-exercise, mitochondria burned 12-13% more fat-based fuel and 14-17% more sugar-based fuel.
Researchers have developed a dual-functioning catalyst that breaks down common drugs in wastewater while efficiently converting water into hydrogen for fuel. The catalyst, composed of cobalt oxide and titanium dioxide with platinum nanoparticles, showed promise in degrading antibiotics and producing substantial amounts of hydrogen.
Researchers at Pohang University of Science & Technology (POSTECH) have discovered the mechanism behind catalyst transformation, revealing a pathway for improved fuel cell performance. The study found that PBMO catalysts exhibit enhanced stability and conductivity when transforming from perovskite to layered structures.
Researchers develop a novel membrane that efficiently purifies hydrogen fuel from a mixture of gases, offering a low-cost and environment-friendly solution. The membrane, made of polycarbosilane, exhibits high hydrophobicity and selective hydrogen permeation, paving the way for widespread adoption of hydrogen fuel in energy needs.
A University of Maryland study reveals that consumers tend to buy less fuel-efficient cars for their second vehicle after purchasing an eco-friendly vehicle, reducing the benefits of driving a fuel-efficient car. The study's findings have implications for carbon emissions and the design of programs like Cash-for-Clunkers.
A proposed algorithm could reduce carbon dioxide emissions from semi-trucks and other heavy-duty vehicles by up to 9.3%. The Cloud Computing System uses data from external sources like road slope, speed limits, and weather conditions to determine the most fuel-efficient route.
Researchers developed a ceramic fuel cell with reduced nickel content, improving stability and performance by 1.5 times compared to conventional cells. The new technology suppresses reduction-oxidation failure, allowing for frequent start-ups in applications like electric vehicles.
Researchers have created a new anion exchange membrane that overcomes the drawbacks of previous membranes, exhibiting excellent mechanical strength, chemical stability, and conductivity. The membrane's high overall performance was demonstrated in a fuel cell test, showing stable operation for 300 hours with high power density.
Researchers found that curtailment priority on pipeline networks is the likely reason for most correlated failures, while firm contracts can reduce generator outages in certain regions. Switching to firm contracts may prevent fuel shortages at US power plants.
Researchers have made significant progress in understanding the proton conduction mechanism in protic ionic liquids, a key component in fuel cells. The study reveals that the mechanism shifts from proton hopping to vehicle mechanism with increasing acidity, enabling the development of new hydrogen ion conductors.
Scientists have discovered Ba7Nb4MoO20-based materials with high oxygen-ion conductivity, shedding light on the underlying mechanisms. These findings pave the way for developing low-cost and scalable renewable energy technologies, such as fuel cells, which could store and produce clean fuel.
Researchers found that commercial flights between New York and London last winter could have used up to 16% less fuel by harnessing favorable winds. The study, published in Environmental Research Letters, analyzed 35,000 flights and suggests that simple tweaks to flight paths can offer benefits immediately.
Researchers at Pohang University of Science & Technology have developed a highly efficient nickel-based catalyst system that produces high-purity hydrogen fuel with reduced overvoltage. The catalyst combines earth-abundant nickel with oxophilic transition metal elements to optimize adsorption abilities.
A study published in Angewandte Chemie International Edition reveals the role of pyridinic nitrogen in optimizing oxygen reduction reactions in PEM fuel cells. Nitrogen-doped carbon catalysts were found to have improved performance, paving the way for more sustainable transportation technologies.
Researchers discovered that tweaking one layer of atoms on a catalyst's surface can significantly improve its performance in splitting water into hydrogen and oxygen. This breakthrough could lead to more efficient production of hydrogen fuel, a crucial component of renewable energy storage.
Scientists have developed a new metallic glass electrode made of thin palladium-based metallic glass films, which are 85% more efficient in oxidizing methanol than platinum-based analogs. The film is also resistant to corrosion and could replace existing materials in the energy sector.
Researchers at KIT have developed new production technology to manufacture fuel cells for heavy goods vehicles, which can reduce CO2 emissions by up to 30% by 2030. The technology aims to accelerate production and reduce costs, making fuel cell energy a viable option for commercial vehicles.
Scientists at Incheon National University investigated the impact of crosslinker length on anion-exchange membrane fuel cell performance. They found that excessive crosslinker length can compromise properties, but optimal lengths improve AEMs' hydrophilicity and conductivity.
WSU researchers have developed an origami-inspired fuel bladder that can be squeezed at least 100 times without breaking or leaking under cold conditions. This breakthrough solves a key challenge in space travel, enabling larger and longer-duration missions.
A high-fat diet impairs immune cell function inside tumors, reducing their antitumor activity. Blocking metabolic rewiring in cancer cells enhances anti-tumor immunity and improves immunotherapies.
According to a Georgia Institute of Technology researcher, shutting down fossil fuel power plants by 2035 may not require as many early closures as previously thought. By allowing existing plants to reach their typical lifespans, the cost of closure can be reduced and financial liabilities minimized.
Researchers at UTIA will evaluate regional biomass supply chains for domestic fuel production and rural economic development. The project aims to increase economic efficiency, enhance sustainability awareness, and reduce renewable fuel costs.
The new fuel gauge uses electrical capacitance volume tomography to digitally recreate a fluid's 3D shape based on its electrical properties. This technology can provide reliable measurements to prevent satellites from colliding and keep them operational for longer.
A new study reveals India's slow transition to clean cooking fuels due to women's perceptions of firewood as a better option for family wellbeing. The research found that both firewood and LPG users believe their chosen fuel supports at least some key dimensions of wellbeing.
Engineers at the University of Bath have demonstrated the potential of soil microbial fuel cells (SMFCs) to purify water in field tests in North-East Brazil. SMFCs can generate energy from microorganisms naturally present in soil, which are able to transfer electrons outside their cells.
Researchers at American University have developed a new method to create highly active and stable oxygen reduction reaction catalysts from spinach, which outperforms commercial platinum catalysts. The spin-based catalysts have potential applications in hydrogen fuel cells and metal-air batteries.
Researchers at UIC will develop specialized sensors to enable drones to adapt to various fuel types, expanding their range and capabilities. The funding will also support the education of students in combustion, sensing, and optimization.
The new membraneless fuel cell, developed by INRS researchers, powers an LED for four hours using only 234 microlitres of methanol. The device uses selective electrodes to minimize crossover and can be optimized to use ethanol, a greener fuel.
Researchers have developed a novel single-atom Pt catalyst that can operate stably at high temperatures, increasing electrode reaction rates by up to 10 times. This breakthrough could accelerate the commercialization of solid oxide fuel cells, next-generation eco-friendly power generation systems.
Scientists at Argonne National Laboratory developed a new nanocatalyst that uses gold to eliminate platinum dissolution, increasing fuel cell durability. The discovery is a breakthrough for PEMFC-powered transportation, offering a solution to the current performance limitations.
The US fuel economy standards have been effective in reducing reliance on foreign oil and greenhouse gas emissions, saving consumers $5 trillion in fuel costs. The standards also prevented 14 billion metric tons of carbon from being released into the atmosphere, equivalent to eliminating all US emissions for nearly three years.
A team of international researchers, led by the University of Bern, has created an electrocatalyst that improves the electrochemical reaction in fuel cells without a carbon carrier. This breakthrough technology promises stable fuel cell operation even at higher temperatures and high current density.
Researchers at the University of Cambridge developed a standalone device that converts sunlight, carbon dioxide, and water into oxygen and formic acid, a storable fuel. The device, based on 'photosheet' technology, has shown high selectivity with minimal by-products.
Adranos has obtained significant funding from the US Army to develop and test its ALITEC solid rocket fuel in hypersonic research. The technology is expected to increase firing range for both traditional solid rocket motors and air-breathing systems, maximizing end-to-end system performance.
Researchers developed a machine learning model to predict pandemic impact on fuel demand, analyzing mobility patterns and historical weekly motor travel trends. In another study, scientists found extraordinary fine-root growth with increasing temperatures in northern peatlands, indicating a previously hidden belowground mechanism that ...
Researchers created a durable graphene-based catalyst that outperforms commercial catalysts and lasts longer, potentially enabling widespread adoption of hydrogen fuel cells. The breakthrough could address the high cost of platinum catalysts and reduce environmental impact.
A new catalyst has been developed that efficiently and reliably converts carbon dioxide from seawater into carbon monoxide, a critical step in producing liquid hydrocarbons. This breakthrough could enable Navy ships to produce fuel directly from seawater, eliminating the need for periodic refueling.
A research team at POSTECH developed a new catalyst that improves the durability of automotive fuel cells when shut down. The Pt/HxWO3 catalyst promotes hydrogen oxidation and selectively suppresses oxygen reduction reactions, solving the corrosion issue.
Scientists have identified a new proton-conducting material with high conductivity and oxygen-deficient layers, which could lead to more efficient and scalable fuel cell technology. This discovery could enable the development of low-cost and efficient fuel cells, crucial for a sustainable energy economy.
Researchers applied machine learning techniques to explore microstructure of fuel cells and lithium-ion batteries. They used DC-GANs to generate 3D image data and run simulations to predict cell performance. The technique could help design optimized electrodes for improved energy storage.
Scientists designed a functional ternary Pt/Re/SnO2/C catalyst, which exhibits more than ten times higher activity in the ethanol oxidation reaction compared to commercial platinum catalysts. The new catalyst features improved stability and is suitable for use as an anode material in direct ethanol fuel cells.
Researchers at NREL have found that driving electric vehicles can save motorists as much as $14,500 on fuel costs over 15 years. The study considered state-by-state differences and the cost of charging equipment and installation costs to estimate total fuel cost savings.
Engineers have developed high-power direct borohydride fuel cells that can power unmanned underwater vehicles and drones with significantly lower cost. The new fuel cells operate at double the voltage of conventional hydrogen fuel cells, allowing for a smaller and more efficient design.
Scientists at Linköping University develop a graphene-based photoelectrode that converts carbon dioxide to methane, carbon monoxide, or formic acid using solar energy. The technique could contribute to renewable energy development and reduce fossil fuel combustion's environmental impact.
A new onboard separation technology developed at PNNL can separate ethanol from gasoline, enabling an octane-on-demand system that improves fuel economy. The technology has shown promising results in separating 95% of ethanol from commercial gasoline.
Researchers at Kyoto University have created a coordination polymer glass membrane that functions similarly to liquid-based counterparts but offers improved mechanical and thermal stability. The new membrane enables efficient proton movement under dry conditions, leading to higher voltage production in hydrogen fuel cells.
A new study published in the Journal of the Association of Environmental and Resource Economists finds that European Union Emissions Trading Scheme improves power plant fuel efficiency, reducing annual carbon emissions by 1.5 to 2 percent in Germany.
Texas A&M University engineers have devised a simple one-step chemical reaction to separate out different components of nuclear waste. The method results in the formation of crystals containing all leftover nuclear fuel elements uniformly, reducing radioactivity and proliferation risk.
Researchers found that composite membranes with nanoparticles can increase proton conductivity in direct ethanol fuel cells, leading to higher efficiency and potential industrial scalability. This breakthrough has great implications for the use of renewable ethanol as a sustainable energy source.
The KIST research team developed a high-performance ceramic fuel cell that can operate at mid-to-low temperatures below 600°C using butane fuels. This technology enables the use of affordable fuels like butane in smaller, integrated systems for portable and mobile power sources.
The new method makes it possible to create significantly more accurate fuel models for nuclear power plants. The researchers used atomistic models of the material comprising hundreds of thousands of atoms and supercomputers to calculate their trajectories over hundreds of millions or even billions of integration steps.
Researchers at Aalto University developed a new graphene-carbon nanotube catalyst to improve the efficiency of hydrogen fuel cells and water electrolyzers. The catalyst's electrocatalytic activity can be altered depending on the material it is deposited on, offering a promising strategy for producing green technology.