A team of scientists has designed a system that uses water, CO2, and sunlight to produce synthetic kerosene, which can power long-haul commercial flights. The design has been implemented in the field, and its efficiency is around 4%, with plans to improve it to over 15%.
A team from the Department of Energy Engineering at the University of Seville has developed a novel biomimetic design for PEM fuel cells, achieving up to 6.0% higher peak power compared to a reference design. The new design improves water management in high humidity conditions.
A team of researchers from Tokyo University of Science has developed a novel multi-proton carrier complex that shows efficient proton conductivity even at high temperatures. The resulting starburst-type metal complex acts as a proton transmitter, making it 6 times more potent than individual imidazole molecules.
Researchers at the University at Buffalo have developed an efficient and durable iron-based catalyst that can be used in hydrogen fuel cells. The catalyst, combined with nitrogen and carbon, overcomes the limitations of platinum-based catalysts and could make fuel cells more affordable for commercial use.
Scientists from the University of Tsukuba have experimentally measured hydrogenation of copper-adsorbed formate, a crucial step in converting carbon dioxide into methanol fuel. The study found that at temperatures above 200K, atomic hydrogen can catalyze the reaction, producing a product that decomposes back into gaseous formaldehyde.
Researchers at HKUST developed a new hydrogen fuel cell with 97% platinum catalytic activity after 100,000 cycles, outperforming current catalysts. The new fuel cell uses a hybrid catalyst with three active sites, accelerating reaction rates and achieving higher power delivery.
Researchers at Lawrence Berkeley National Laboratory have created a new type of fuel that has higher energy density than traditional heavy-duty fuels. The biofuel, called POP-FAMEs, is produced by bacteria fed with plant matter and can significantly reduce greenhouse gas emissions when burned.
Researchers have developed a new approach to create highly efficient 1D Pt-based nanostructures for fuel cells. These nanostructures exhibit improved catalytic performance, fast electron transfer, and resistance to dissolution and aggregation.
Researchers have used high-speed 4D neutron computed tomography to visualize the three-dimensional water distribution within fuel cells. This allows for optimized channel design and increased efficiency, as excess water can be drained without compromising membrane integrity.
Researchers at Ural Federal University have synthesized a proton conductor with high electrical conductivity, which could become the basis for solid oxide fuel cells. The new material is potentially cost-effective and exhibits higher electrical conductivity than other solid-state conductors.
A new energy-efficient way to produce hydrogen gas from ethanol and water has been developed, enabling on-site production at fueling stations. This innovation could make clean hydrogen fuel a more viable alternative for gasoline-powered cars, reducing the need for hazardous high-pressure hydrogen gas transportation.
Researchers have developed a glucose fuel cell that converts glucose into electricity, generating 43 microwatts per square centimeter. The device is resilient, able to withstand temperatures up to 600 degrees Celsius, making it suitable for medical implants.
Researchers found that speeding can decrease fuel economy by 7% and result in an extra 28 cents per gallon at current US fuel prices. They also studied human behavior during the early days of COVID-19 and simulated cosmic collisions to better understand X-ray emissions.
Researchers developed a sustainable jet fuel from agricultural waste that increases energy density and replaces aromatics, reducing soot emissions and contrails. The fuel's properties make it suitable for blending with conventional fuels to meet aviation industry demands.
A new hydrogen fuel cell has been developed using an iron catalyst, which could make green energy more accessible and affordable. The innovation allows for a significant reduction in the cost of one of the primary components, making it a viable alternative to fossil fuels.
A team of scientists from the University of East Anglia has developed a new method to estimate regional fossil fuel CO2 emissions more accurately and in near real-time. Using atmospheric measurements of O2 and CO2, they can detect changes in emissions with higher frequency and provide valuable insights for climate change policies.
Researchers at Sandia National Laboratories have explored the physical properties of cycloalkanes, finding they may reduce condensation trail formation and soot emissions compared to current fuels. This could lead to a significant reduction in carbon dioxide emissions and mitigate climate change impacts on global security.
Researchers at Clemson University and SSSIHL discovered a novel way to combine curcumin and gold nanoparticles to create an electrode that efficiently converts ethanol into electricity. The discovery brings replacing hydrogen as a fuel cell feedstock one step closer, with potential applications in sensors and supercapacitors.
Engineers at University of Illinois Chicago develop additive material to make inexpensive iron-nitrogen-carbon fuel cell catalysts more durable. The material scavenge and deactivate free radicals, reducing corrosion and degradation in fuel cells.
Researchers at Cornell University have discovered a nitrogen-doped carbon-coated nickel anode that catalyzes essential reactions in hydrogen fuel cells with reduced costs and enhanced performance.
Researchers have discovered the opto-ionic effect, where light increases the mobility of ions in ceramic materials, improving the performance of devices such as solid-state electrolytes in fuel cells and lithium-ion batteries. This effect could lead to higher charging speeds and more efficient energy conversion technologies.
Researchers have identified two glucose transporters that disrupt the energy supply to invading worm cells and stop them in their tracks. By deactivating these genes, glucose and ATP levels dropped, and worm cells stalled their spread. This discovery could lead to new ways to cut off cancer cells' fuel lines and prevent metastasis.
A chemical used in electric vehicle batteries can also power rockets and satellites, reducing CO2 emissions and requiring less storage. The new fuel, ammonia borane, releases more energy than traditional hydrocarbon fuels and has no environmental impact.
A new catalyst developed by researchers extracts hydrogen from liquid organic hydrogen carriers (LOHCs) easily and efficiently. The breakthrough offers a promising solution to adopting hydrogen fuel for transportation, addressing a long-standing challenge.
Researchers at the University of Tsukuba have developed a new technique for detecting hydrogen fuel cell failures using magnetic flux sensors. This breakthrough may lead to more reliable and efficient zero-emission vehicles with reduced carbon footprint.
Cornell University chemists have developed a class of nonprecious metal derivatives that can efficiently power cars and generate electricity with minimal greenhouse gas emissions. The breakthrough could enable wider deployment of hydrogen fuel cells, replacing combustion engines and reducing waste.
Researchers at the University of Delaware have developed a novel electrochemical system that can capture 99% of carbon dioxide from air, effectively turning it into an environmentally friendly fuel cell technology. The technology uses hydrogen as power and has potential applications in various industries, including automotive, aerospac...
A new high-temperature polymer fuel cell operates at 80-160 degrees Celsius, solving the overheating issue in medium-and heavy-duty fuel cells. The new technology achieves a nearly 800 milliwatts per square centimeter rated power density, improving upon state-of-the-art fuel cells.
Researchers found that fuel poverty leads to higher levels of inflammation, affecting physical health, and lower life satisfaction, impacting wellbeing outcomes. The study's findings highlight the need for policies to support low-income households struggling with fuel poverty.
Achieving China's carbon neutral goal requires a rapid transition to renewable energy, nuclear generation, and a decrease in fossil fuel use. Implementing non-fossil fuel energy sources is crucial, with solar energy playing a critical role due to its decreasing costs and technology advancements.
Research provides first direct evidence of volatilization of control rods during the FDNichi meltdowns, suggesting that boron remains in the fuel debris. This could limit fission reactions, but extensive follow-up studies are needed to characterize boron species across debris fragments.
Researchers from Korea Maritime & Ocean University found that using LPG as a marine fuel can reduce annual fuel consumption by 7.5-10.4%, fuel cost by 8.8-25.9%, and carbon dioxide emissions by 10-14%. The study also highlights the potential for promoting LPG as an eco-friendly alternative to traditional fuels.
A research team discovered that increasing Co-doping level in perovskite oxide thin film activates lattice oxygen, improving the performance of solid oxide fuel cell (SOFC) anodes. However, exceeding 70% Co-doping degrades stability, limiting optimal performance.
UNM scientists found climate-driven tree mortality and fuel aridity are increasing fuel availability, leading to bigger, more intense wildfires. This is due to drought stress, insect outbreaks, and temperature increases causing large areas of tree mortality and rising temperatures drying out forest fuels.
The University of Central Florida researchers have developed an alcohol-based power source for cars and other technology that uses less fuel and produces fewer emissions compared to traditional fossil fuels. The ethanol fuel cell has achieved a maximum power density and operation time of over 5,900 hours, making it a promising alternat...
Scientists have developed a unique measurement technique to study oxygen exchange pathways on pristine SOFC cathode surfaces, revealing that different materials follow the same mechanism. This breakthrough enhances understanding of defects and optimizes material performance.
A catalyst innovation has improved the stability of direct-ethanol fuel cells for nearly 6,000 hours, solving three key problems. This breakthrough could lead to mass adoption of clean cars powered by DEFC technology within five years.
A new study found that providing free green electricity and public transport can reduce home energy emissions by 13.4% and motor fuel emissions by 23.8%. This approach is more effective than redistributing carbon tax revenue among the population to address poverty.
Researchers introduce silica into catalyst design to prevent phosphoric acid loss and improve stability, leading to enhanced oxygen reduction reaction efficiency. This results in improved power density at high temperatures.
Researchers developed a novel synthesis method using electric arcs to produce cobalt-based single-atom catalysts, outperforming traditional platinum catalysts in terms of oxygen reduction capabilities and durability. The method has the potential to commercialize next-generation alkaline fuel cells.
Researchers at California State Polytechnic University use catalytic pyrolysis to upcycle plastic waste into a valuable fuel source. The process converts primary organic waste into a sustainable fuel or other valuable chemicals.
A team of UBCO researchers developed a recipe for a clean-burning, power-boosting aircraft fuel by adding graphene oxide nanomaterials to ethanol. This mixture improves the burn rate by about eight per cent, reducing carbon footprint and increasing engine power.
A new study by University of Oxford and Edinburgh suggests that imposing a carbon takeback obligation on the fossil fuel industry could provide an affordable route to net zero emissions. The policy requires extractors and importers to dispose safely and permanently of CO2, with the fraction rising to 100% by 2050.
Researchers at USTC have successfully synthesized small-sized Pt intermetallic nanoparticle catalysts with ultralow Pt loading and high mass activity. These catalysts exhibited excellent electrocatalytic performance for oxygen reduction reaction in proton-exchange membrane fuel cells, potentially decreasing the cost of fuel cells.
Researchers at Korea Maritime and Ocean University have created a state-of-the-art catalyst for urea-based fuel cells using inexpensive nickel chalcogenides, outperforming precious metal-based catalysts. This breakthrough could lead to the widespread adoption of clean energy technologies in remote areas and beyond.
Researchers estimate that carinata-based SAF can reduce life cycle carbon emissions by up to 68%, making it a promising sustainable alternative for the aviation industry. The production cost of SAF from carinata ranges from $0.12 to $1.28 per liter, lower than petroleum-based fuel.
Researchers at Washington University in St. Louis have developed a bifunctional catalyst for the oxygen electrode, enabling high round-trip energy efficiency in unitized regenerative fuel cells. The catalyst, Pt-Pyrochlore, has a bifunctionality index of 0.56 volts and achieved a RTE of 75%.
A new study suggests that extending the life of current cars can reduce CO2 emissions significantly more than replacing them with new, green vehicles. By keeping and using cars longer, the decrease in manufacturing emissions offsets additional emissions produced by existing cars.
Engineers at the University of Cincinnati have developed a carbon dioxide reactor that can convert CO2 into methane, a potential fuel source for Mars. The process, known as the Sabatier reaction, could reduce fuel needs by half for astronauts returning to Earth, making it a promising solution for future Mars missions.
Researchers found that coating Shewanella bacteria with silver nanoparticles improves electron transfer efficiency, leading to higher current and power densities in microbial fuel cells. The resulting MFCs have a maximum current density of 3.85 milliamperes per square centimeter and a coulombic efficiency of 81%.
A UCLA-led team develops a breakthrough in microbial fuel cells by adding silver nanoparticles to bacteria, boosting electron transport efficiency and generating more electricity. The innovation could lead to practical applications of renewable energy from wastewater treatment.
Scientists have developed a chemical process that converts hydrogen sulfide, a toxic gas emitted from manure piles and sewer pipes, into hydrogen fuel. The process uses iron sulfide with a trace amount of molybdenum as an additive and requires relatively little energy.
Researchers from the University of Tsukuba have discovered that ultraviolet light can modulate oxide ion transport in a perovskite crystal at room temperature. This enables the enhancement of future battery and fuel cell functionality by increasing energy storage and output efficiency.
Researchers predict huge petrol and emissions savings from implementing fuel economy standards in Malaysia. If adopted, the standards would save 16.2 billion litres of petrol and reduce CO2-equivalent greenhouse gas emissions by 37.6 million tons.
A Northwestern University research team proposes a practical way to make ships CO2-neutral using solid oxide fuel cells. The technology can store and utilize captured CO2, enabling CO2-negative emissions from cargo ships. This method is more viable than battery electric or hydrogen fuel cell options for long-range vehicles.
Researchers developed direct cellulose fuel cells that directly use cellulose as fuel without reforming processes. The study found that gold is highly active in the cleavage reaction at negative potential and nickel and palladium are active in decomposition reactions at positive potential.
A study by Princeton researchers found that China, Japan, and the US continue to finance fossil fuel power generation in developing countries. Despite their own carbon neutrality targets, these countries support mostly gas and coal power overseas.
A new study suggests that growing stinkweed as a crop could produce cleaner jet fuel with fewer environmental impacts than other biofuels. The study found that stinkweed requires less fertilizer and pesticides, resulting in lower carbon dioxide emissions and air pollution.
Researchers at the University of Texas at Austin have discovered a new method to improve oxygen reduction in fuel cells using iron-based single-atom catalysts. This breakthrough could unlock a level of efficiency never before realized, enabling large-scale deployment of fuel cells and their nearly limitless potential applications.
Researchers at UCF have developed a new nanoscale material that can efficiently split seawater into oxygen and clean energy fuel - hydrogen. The material offers the high performance and stability needed for industrial-scale electrolysis.