Articles tagged with Hydrogen Fuel Cells
Researchers have created a highly efficient method for producing hydrogen from plant biomass, addressing three major technical barriers to the 'hydrogen economy'. The new system could enable pollution-free and fuel-efficient transportation in the future.
Researchers develop unconventional metal hydrides to produce water through oxygen reduction, a process essential for making water. This breakthrough could lead to more efficient hydrogen fuel cells and lower production costs.
A new method to safely store, dispense and easily 'refuel' hydrogen using small AB pellets is being developed by Pacific Northwest National Laboratory scientists. The pellets hold promise in meeting long-term targets for transportation use, occupying less space and weight than systems using pressurized hydrogen gas.
Researchers at Argonne National Laboratory have developed flexible hydrogen sensors using single-walled carbon nanotubes, exhibiting high sensitivity and fast response time. The sensors can detect 1% hydrogen concentration in room temperature within 3 seconds and withstand bending and relaxation multiple times.
Scientists have discovered a new technique to clean contaminated water using porous semiconducting aerogels, which can also remove impurities from hydrogen gas. The unique structure of the gels allows researchers to 'tune' their pore sizes to separate poisons from the hydrogen stream.
Scientists at PNNL will receive $1.98 million to study enzymes that convert chemicals to energy, potentially leading to new, affordable materials for hydrogen fuel cells. The goal is to replace expensive platinum with abundant, inexpensive metals like iron and molybdenum.
Researchers at Princeton University have developed a new fuel cell design that allows for precise control over power output and reduces complexity. The system uses a novel approach to regulate hydrogen flow, enabling efficient water management and higher power production.
Researchers at Arizona State University have created a tiny hydrogen-gas generator that can power electronic devices up to three times longer than conventional batteries. The generator uses borohydride solution and is recharged by refilling a fuel cartridge, making it safer for the environment.
Researchers at Rensselaer Polytechnic Institute have developed a new polymer membrane that may facilitate hydrogen separation, purification, and transport at high temperatures. The team will test the membranes for use in fuel cell systems to address global energy security concerns.
Researchers at Purdue University have created a new method to produce hydrogen for fuel cells in portable electronics, such as notebook computers. The technique combines two previously known methods and produces high yields of hydrogen, making it promising for fuel cell applications.
Researchers at Northwestern University have developed a new solid oxide fuel cell that converts liquid transportation fuels into hydrogen, offering a more efficient and cost-effective alternative to current technologies. The cells could lead to widespread adoption of hydrogen power in applications such as cars, trucks, and homes.
A new microbial fuel cell technology can produce up to 72 watts per square meter, generating electricity from organic matter. The device has the potential to power small wastewater treatment plants and treat waste from animal farms and food processing industries.
The Florida Institute of Technology has launched a hydrogen fuel cell research center with a focus on developing new mainstream energy sources. The center, which brings together faculty from various colleges, aims to pool expertise and solve complex problems in the field.
Researchers have developed a new hydrogen generator that uses sunflower oil, air, and water vapor to produce hydrogen intermittently. The process reduces dependence on foreign oil and generates fewer pollutants than traditional methods.
The center will focus on research methods for creating a hydrogen economy, including production, safety, and performance enhancements. Florida Tech aims to contribute to the nation's transition away from dependence on Middle Eastern oil.
The US Department of Energy allocates $318 million for fuel cell and hydrogen research, focusing on efficient production and storage. New technologies aim to reduce emissions and enhance energy security.
Researchers at the University of Minnesota have developed a new reactor that can convert ethanol into a form of hydrogen from renewable fuels. This process has the potential to reduce carbon dioxide emissions and increase the efficiency of fuel cells, making it a promising solution for a sustainable energy future.
Researchers have developed a new method to produce 'pure' hydrogen at low temperatures, reducing carbon monoxide (CO) contamination. The process uses a ruthenium catalyst to convert nearly 100% of CO into carbon dioxide and additional hydrogen.
The Cornell Institute for Fuel Cell Development aims to create more efficient and affordable fuel cells by discovering new materials, potentially using alternative fuels like methanol and ethanol. Researchers hope to find compounds that can overcome the limitations of current fuel cell technology.
Researchers have discovered a nickel-tin catalyst that can replace precious metal platinum in producing hydrogen fuel from plants. The new catalyst, combined with a hydrogen purification innovation, offers opportunities for transitioning to a world economy based on renewable resources.
The discovery reveals free water, loosely bound water, and tightly bound water, each influencing the process's speed and efficiency. The findings have significant implications for fuel cell development and potential improvements in hydrogen production.
Researchers at UC Riverside have received a $100,000 grant from the Department of Energy to investigate ways to improve the performance of hydrogen engines. The project aims to reduce nitrogen oxide emissions, which are considered a criteria pollutant, and explore alternative methods for measuring low-level emissions.
The University of Pennsylvania team has developed a fuel cell that can run directly on liquid diesel, sidestepping the need to reform fuels into hydrogen. This breakthrough could enable wider adoption of fuel cells in transportation and other applications, offering a cleaner alternative to traditional energy sources.
Virginia Tech researchers are developing methodology to relate membrane performance to intrinsic polymer properties of microphase separation, water absorption, and proton conductivity. The goal is to produce PEMS that perform well in a wide range of fuel cell environments.
Researchers at Virginia Tech are developing new proton-exchange membrane (PEM) materials with improved behavior, including the ability to operate at higher temperatures. These advancements aim to reduce polymer properties' impact on fuel cell applications.
Researchers at Virginia Tech are developing new proton exchange membrane (PEM) materials for fuel cells, which can operate at higher temperatures and improve efficiency. The materials being developed have demonstrated better results than existing materials in terms of heat tolerance.
Virginia Tech students will design and develop a hybrid vehicle using the new fuel cell, which produces zero emissions. The team aims to make effective use of the fuel cell in combination with a battery pack.