A novel self-assembled triple-conducting cathode has been developed to improve the performance of protonic ceramic fuel cells. The material combines Zn/Yb co-doping and temperature-induced nanoparticle exsolution, enhancing oxygen reduction kinetics and hydration capability.
A nationwide study by researchers at the University of Minnesota found that adhering to posted speed limits could save an average of $22 million and 6.7 million gallons of fuel daily. This could lead to significant reductions in greenhouse gas emissions and energy consumption.
A new study successfully demonstrated a 5-MWth chemical looping combustion (CLC) unit fueled by lignite, achieving stable auto-thermal operation. The unit achieved high CO2 capture efficiency and low oxygen demand, filling the gap between laboratory-scale research and industrial applications.
Researchers developed an AI assistant called ChatHEA to guide the discovery of new catalysts for clean energy technologies. The team screened and evaluated 100 five-element high-entropy alloy catalysts, finding that FeCoCuPtIr showed excellent oxygen reduction activity and durability.
Research from the University of Michigan shows that switching to fuel cells or batteries can reduce lifetime greenhouse gas emissions by up to 90% compared to diesel-powered vehicles. The study found that hydrogen fuel cells and battery electric powertrains offered the largest emissions reductions.
A team at the University of Illinois has developed a method to produce jet-grade fuel from food waste, contributing to a circular bioeconomy. The researchers' approach uses hydrothermal liquefaction and distillation, producing a biodiesel blend that can be used with regular jet fuel.
MIT engineers have developed a new propulsion system that integrates chemical and electrical thrusters, allowing small satellites to perform both fast maneuvers and precise adjustments. The system uses a special propellant called ASCENT, which powers both types of thrusters, enabling smaller and more flexible spacecraft.
Researchers at KAIST have developed a new catalyst design technology that can improve the efficiency of key reactions in batteries and fuel cells. By adjusting the electrical environment around the catalyst, they were able to increase the desired reaction by 52%, leading to improved performance, lifespan, and stability.
Researchers discovered a novel Fe-N-C protective layer that enhances the stability of platinum-based fuel cell catalysts. The 'core-shell' design shields platinum from corrosion and creates a powerful electronic interaction at the interface.
The study offers a detailed look at the nation's sustainable aviation fuel industry and found that domestic production is expanding quickly but unlikely to meet its goal without additional support. The most optimistic scenario projects 2.1 billion gallons of SAF production annually by 2030, roughly two-thirds of the federal target.
Scientists at Tohoku University uncovered a hidden rule behind dual-atom catalysts, which follow a previously unknown 'dual-Sabatier optima' pattern. This discovery could accelerate the development of cheaper and more efficient fuel cells.
Researchers at KAIST have developed a new catalyst structure that improves the performance and durability of ammonia-based protonic ceramic fuel cells. The technology achieved world-class performance, recording a maximum power density of 2.04 W/cm², and demonstrated stable operation for over 255 hours.
A full fossil fuel phase-out by mid-century relies on rapid direct electrification alongside large-scale deployment of hydrogen-based energy carriers. This would require an 80% increase in electricity generation compared to conventional 1.5°C pathways.
A novel energy management system (EMS) reduces converter count, battery stress, and hydrogen use in stand-alone hybrid photovoltaic and proton exchange membrane fuel cell microgrids. The EMS maintains DC-link stability while adapting to changing renewable generation and load conditions.
Researchers developed an uncertainty-aware AI framework for predicting proton exchange membrane fuel cell degradation trends. The framework provides both point estimates and interval estimates with probability density information, improving the reliability of fuel-cell prognosis under realistic operating conditions.
Recent advances in tubular solid oxide fuel cells provide a comprehensive overview of innovative geometric designs and real-world applications. These cells offer a promising technology for addressing global energy challenges with higher energy conversion efficiency and fuel flexibility.
University of Utah researchers have discovered a steam-enabled self-cleaning mechanism that dramatically improves sulfur tolerance in solid oxide fuel cell anodes. The addition of rhodium leads to the formation of bimetallic nanoparticles that actively resist sulfur poisoning and autonomously regenerate under steam exposure.
Researchers at Washington University in St. Louis have found ways to stabilize ubiquitous iron components for use in fuel cells, replacing expensive platinum metals. This innovation aims to lower costs for fuel-cell vehicles and other niche applications, enabling widespread adoption of hydrogen fuel-cell technology.
Researchers create two-stage hydrothermal liquefaction approach that transforms sludge into cleaner bio-oil with lower nitrogen content and improved fuel properties. The process reduces nitrogen levels by up to 37% and increases desirable fuel compounds, offering a promising pathway for sustainable waste management.
A research team led by Dr. Yun-Jo Lee at KRICT successfully demonstrated an integrated process converting landfill gas into aviation fuel, producing 100 kg of sustainable aviation fuel per day with a liquid fuel selectivity exceeding 75 percent.
A study by Seoul National University of Science & Technology found that expanding hydrogen fuel cell heavy-duty trucks could reduce carbon dioxide emissions by approximately 8.74 million tons. Public willingness to pay for this transition amounts to KRW 572.4 billion, far exceeding the prevailing carbon credit price.
A new study from Chalmers University of Technology shows that locally produced green hydrogen is the best option for reducing carbon dioxide emissions from heavy-duty road transport. This method enables all countries to become self-sufficient in energy and fuel, even in times of crisis.
The US nuclear power renaissance faces a blind spot in uranium fuel supplies, which are tight, vulnerable to geopolitics, and expensive. New fuel forms for advanced reactors offer promise, but scaling them affordably could squeeze conventional fuel markets.
Researchers at Yale and Missouri developed manganese-based catalysts that effectively convert carbon dioxide into formate, a potential key contributor of hydrogen for fuel cells. This breakthrough addresses the challenge of producing cost-efficient ways to produce and store hydrogen.
Researchers at Fritz Haber Institute have made significant strides in understanding fuel-cell catalysts under industrially relevant conditions. They discovered that the rate-limiting steps and their degree of rate control change as a function of overpotential and pressure, challenging traditional views on multi-step reactions.
The Idaho National Laboratory has successfully delivered the first batch of tri-structural isotropic (TRISO) particle fuel to the Transient Reactor Test Facility, paving the way for Project Pele's demonstration microreactor. This fuel, known for its durability under high heat and radiation, is a key component in advanced nuclear reactors.
A study by Universitat Autonoma de Barcelona finds that fossil fuel companies' promoted low-carbon projects are ineffective in reducing emissions and prolonging the lifespan of fossil fuel infrastructures. These projects reinforce the industry's power and aggravate environmental injustice, while delaying a rapid phase-out of fossil fuels.
Researchers developed a technology that utilizes carbon monoxide to precisely control metal thin films, enabling faster and simpler production of core-shell catalysts. This breakthrough has significant implications for improving fuel cell performance and economic viability.
Researchers discovered that a nanostructure in peat can create efficient fuel cell catalysts without precious metals. The study mapped the atomic structure of iron-nitrogen-carbon catalysts, revealing how porosity and curvature affect catalytic activity. This breakthrough offers a sustainable alternative for fuel cells.
Researchers discovered that peat-based iron-nitrogen-carbon catalysts exhibit exceptional efficiency and selectivity in oxygen reduction reactions. The microstructure of these catalysts plays a crucial role in promoting the desired electrochemical reactions.
A new anion-exchange-membrane water electrolyzer technology has been developed to address the degradation issue in membrane electrolyzers. This innovation combines the efficiency of simple caustic or alkaline electrolytes with the low-cost material advantages of solid polymer membranes.
A Boston University study finds nearly 14% of the US population lives within a mile of fossil fuel infrastructure, posing potential health risks. The research highlights inequities in exposure, with predominantly non-white groups and urbanites disproportionately affected.
Researchers explore using municipal solid waste as a low-emission, cost-effective feedstock for sustainable aviation fuel, reducing greenhouse gas emissions by 80-90%. The study suggests that adopting municipal solid waste-based jet fuels could save airlines money under carbon pricing systems.
Researchers at the University of Illinois have developed a process to convert food waste into sustainable aviation fuel that meets industry standards. The process involves hydrothermal liquefaction and refining biocrude oil with hydrogen and catalysts to produce clean jet fuel.
Researchers developed a novel tree-like nitrogen-doped carbon support structure that boosts efficiency and lifespan of low-platinum fuel cells. The T-NC support maintains platinum dispersion at high loadings and shows exceptional corrosion resistance, making it compatible with various catalysts.
A research team at DGIST developed a new alloy structure that enhances oxygen reduction reaction efficiency in hydrogen fuel cells. The catalyst, which combines platinum and transition metals with magnetic properties, exceeded durability targets set by the US Department of Energy.
A new study reveals that fossil fuel companies are failing to invest in renewables, with only 20% owning an operational project and renewable energy representing just 0.1% of their primary energy extraction.
Hanbat National University researchers have developed a new method for enhancing the performance of solid oxide fuel cells by inducing cobalt exsolution in high-temperature oxidizing atmospheres. This process results in improved electrochemical properties and higher oxygen reduction reaction activity, making it a promising direction fo...
Research presented at the European Respiratory Society Congress found a link between indoor wood burning and decline in lung function. The study used data from the English Longitudinal Study of Aging and found that people using solid fuel stoves had lower FEV₁ values, indicating increased risk of respiratory complications.
Researchers at Kumamoto University have developed a flexible solid electrolyte material with exceptional proton conductivity and hydrogen gas barrier properties, making it suitable for low- to mid-temperature fuel cells. The material enables stable operation across a wide temperature range, from -10 °C to 140 °C, and shows promise for ...
Researchers at DTU Energy and DTU Construct developed a new fuel cell design using 3D printing and gyroid geometry for improved surface area and weight. The Monolithic Gyroidal Solid Oxide Cell delivers over one watt per gram, making it suitable for aerospace applications.
A KAIST team discovered how gallium doping improves platinum-nickel catalysts' performance and durability, retaining octahedral shape and highly active facets. This breakthrough could lead to more durable fuel cells for hydrogen-powered vehicles and clean energy technologies.
Researchers from Tohoku University have discovered a new material that can conduct both protons and electrons efficiently at intermediate temperatures. The material, titanium dioxide doped with niobium, enhances proton conductivity by up to 10 times, making it suitable for next-generation fuel cells and hydrogen separation membranes.
Researchers at the University of British Columbia have demonstrated that electrochemically loading a solid metal target with deuterium fuel can increase fusion reaction rates by an average of 15%. The approach uses a room-temperature reactor and achieves this boost without generating heat, paving the way for clean energy generation.
Researchers at the University of Illinois have developed a nanocatalyst that converts food waste into sustainable aviation fuel. The team's findings, published in Science Advances, demonstrate the production of an alternative to traditional jet fuel using non-noble metal carbide catalysts.
Researchers developed high-oxygen vacancy cerium catalysts with NiFe alloy heterostructures, significantly improving biomass ethanol T-SOFC efficiency and anti-carbon accumulation performance. The catalyst showed excellent catalytic activity and stable operation for up to 100 hours.
Researchers at Institute of Science Tokyo found that exposure to water vapor enhances oxide-ion mobility by increasing interstitial oxygen ions, nearly doubling the oxide-ion conductivity at 500 °C. This breakthrough could advance the development of efficient and durable fuel cells for clean energy applications.
Scientists at Kyushu University have created a solid oxide fuel cell that operates at a low temperature of 300°C, overcoming a major hurdle in their development. The breakthrough uses scandium to create a 'ScO6 highway' for protons to travel efficiently, enabling the production of affordable hydrogen power.
A team of scientists at DGIST has created a new catalyst that boosts the performance and longevity of hydrogen fuel cells. By combining platinum with calcium, they achieved levels surpassing 2025 targets, paving the way for widespread adoption in hydrogen vehicles and power generation.
A global collaboration found that co-deposition is the dominant driver of fuel retention in lithium walls, and adding lithium during operation is more effective than pre-coating. The study offers insights into managing tritium, a rare fusion fuel, and improving plasma stability.
SwRI has created a novel controller system to test fuel cell stacks under normal and extreme driving conditions, enhancing performance and efficiency. The project aims to develop predictive control models for humidity management, improving fuel cell performance and reliability.
A new study suggests that afforestation may not be a viable method for offsetting carbon dioxide emissions from fossil fuel reserves due to spatial requirements and financial viability. The analysis found that planting trees on an area larger than North America would be needed to offset the potential emissions, raising concerns about d...
Researchers from Shanghai Jiao Tong University develop innovative solutions to enhance performance and reduce costs in PEM fuel cells and water electrolysis. The study addresses critical oxygen transport challenges, paving the way for high-performance, low-cost hydrogen technologies.
A new process using seawater and recycled soda cans can produce green hydrogen with a low carbon footprint comparable to other green hydrogen technologies. Researchers found that the overall emissions of this method are on par with those of fossil-fuel-based processes, making it a scalable and sustainable option for energy production.
The design enables liquid hydrogen to be used as both a clean fuel and a built-in cooling medium, achieving an optimal gravimetric index of 0.62, which is significantly better than conventional designs. The system uses tank pressure control to regulate the flow of hydrogen fuel without mechanical pumps.
A recent study by Ryan Thombs found no association between renewable energy production and fossil fuel production in the US. Despite this, more than 96% of variation in fossil fuel production was explained by fixed factors such as fossil fuel endowments.
Researchers at UCLA developed a novel catalyst design that shields platinum from degradation, enabling fuel cells to power heavy-duty trucks reliably for up to 200,000 hours. This breakthrough could make hydrogen fuel cells a more viable clean energy source for long-haul trucking.
Researchers developed a new ultrafine platinum-based high-entropy alloy octahedra catalyst that enhances methanol oxidation reaction activity and durability. The senary alloy outperformed ternary alloys and commercial platinum-on-carbon catalysts in terms of performance, offering a promising advance for direct methanol fuel cells.