Researchers explore optimal vessel design, speed and passenger capacity to reduce uncertainty in the industry. The study aims to provide technical evidence to support new safety codes for hydrogen fuel-cell vessels.
Kenneth Reifsnider, a renowned expert on composite materials, has been honored with the lifetime achievement award from ICCES. His groundbreaking research and innovations have significantly impacted the field of composites mechanics, technology, and life prediction.
An international team has developed a new catalyst for producing high-purity hydrogen gas at low temperatures and pressures. This breakthrough could improve the efficiency of fuel cells that run on hydrogen fuel and reduce costs.
Researchers from CAS developed noble metal-based heterogeneous electrocatalysts with enhanced catalytic activity and high selectivity for the methanol oxidation reaction (MOR) and oxygen reduction reaction (ORR). DMFCs operated well at high-concentration methanol, outperforming conventional strategies.
Scientists have developed an electrocatalyst using less expensive ruthenium and nitrogen-doped graphene, promising better durability and reduced noble-metal usage than platinum-based alternatives.
Scientists have successfully coated live bacteria with a conducting polymer to improve their conductivity, resulting in a 23 times smaller resistance and a fivefold increase in electricity generation. This coating scheme has the potential to revolutionize microbial fuel cell technology and wastewater treatment.
Researchers find that including an indirect land use change factor in biofuel policies leads to a relatively small reduction in emissions at a high economic cost. The inclusion of this factor imposes a hidden tax on all fuels, increasing their carbon emissions per gallon and fuel prices for consumers.
Scientists have developed a new low-temperature catalyst that produces high-purity hydrogen gas while using up carbon monoxide, improving the performance of fuel cells. The catalyst operates at low temperature and pressure, making it less expensive and easier to use.
Researchers at Kyushu University have developed a multifunctional catalyst that can oxidize both hydrogen and carbon monoxide in the same reaction system. The catalyst mimics the behavior of two enzymes and shows promise for increasing energy production efficiency from hydrogen fuel cells.
Proton movement in ceramic fuel cells follows polaron model, allowing for increased conductivity. The discovery sheds new light on material choice for sustainable energy and hydrogen storage systems.
A Penn State researcher has been awarded a grant to develop a 'hydrogen sponge' technology that could efficiently store hydrogen fuel for use in fuel cell vehicles. The technology uses supercritical liquid form to condense the gas, allowing for storage at ambient temperature and low-pressure conditions.
Researchers at RMIT University have developed a solar paint that can split water atoms to generate hydrogen fuel, the cleanest source of energy. The innovative material, synthetic molybdenum-sulphide, catalyses the reaction and acts as a semi-conductor, making it efficient in producing hydrogen from solar energy and moist air.
A team of researchers has created a photocatalyst that can generate hydrogen from water vapor using sunlight, producing the fuel without electrolytes or external power sources. The novel paint-like material can be applied to any surface, including building facades, and enables hydrogen production almost anywhere.
Researchers have developed a fully integrated microfluidic device that produces hydrogen fuel and converts it into electrical energy based on photocatalysis. The device is designed to be self-sustaining and can provide enough power to transmit data from a microsensor for 24 hours.
Researchers from Tomsk Polytechnic University have developed a technology to obtain liquid fuel from coal wastes for thermal power stations, reducing anthropogenic emissions and disposing of waste efficiently. The new fuel composition shows lower sulfur and nitrogen oxide emissions when burned compared to traditional coals.
Purdue University scientists have identified a new type of electrocatalyst that is both active and stable, which could solve a significant problem in fuel cells and electrolyzers. The nanoscale nickel islands on platinum substrate exhibit unexpected properties that make it an ideal candidate for promoting chemical reactions.
Researchers from Penn State and Florida State University have developed a new, industrially scalable catalyst that splits water into hydrogen with minimal external energy. The molybdenum disulfide alloy improves the efficiency of the process, enabling cheaper production of clean hydrogen fuel.
A team of researchers at KAUST has created a computational model to simulate soot production in gasoline engines, allowing car makers to test potential changes to reduce emissions. By analyzing the chemical reactions involved in soot formation, the model can help manufacturers optimize engine design and improve fuel efficiency.
Researchers at Chalmers University of Technology have developed a new type of nanocatalyst that can significantly reduce the need for platinum in fuel cells. The nanoalloy allows for mass production, making it suitable for large-scale commercial breakthroughs and potentially replacing fossil fuels.
Researchers have created a bacteria-powered fuel cell that can convert methane into small amounts of electricity near the wellheads, reducing long-distance transport and leakage. The process uses a consortium of bacteria that produces electricity by capturing methane and producing acetate, electrons, and an energy enzyme.
Scientists at Tomsk Polytechnic University create protective coatings for zirconium fuel rods to prevent explosions in nuclear reactors. The titanium nitride-based coatings can reduce hydrogen penetration, extending the life of fuel rods and protecting reactor safety.
The genome of Botryococcus braunii has been sequenced, revealing 18,500 genes and potential biosynthetic pathways for hydrocarbon production. The findings could enable the use of algae as a renewable fuel source without modifying existing infrastructure.
Researchers at the University of Pittsburgh's Swanson School of Engineering have found that graphane could transport protons without water, potentially leading to more efficient hydrogen fuel cells. The unusual properties of graphane enable it to rapidly conduct protons across a membrane, making it suitable for anhydrous conditions.
Researchers have developed a process to reuse certain plastics, transforming them into a valuable diesel fuel. The technology uses a metallocene catalyst and can produce up to 10,000 pounds of fuel per day, making it a cost-effective solution for addressing plastic pollution in oceans and on land.
Scientists have identified a cellular fuel sensor, AMPK, as a key regulator of the extracellular matrix and integrin function, which could lead to novel treatments for cancer and tissue fibrosis. The study reveals that AMPK's absence leads to increased adhesion and matrix production.
Researchers at TU Wien have found a way to explain the reasons why oxygen does not always enter fuel cells effectively. By making targeted alterations to the surface of fuel cells on an atomic scale and taking measurements simultaneously, they discovered that strontium atoms cause problems and cobalt can be useful in fuel cells.
Researchers at Indiana University have engineered a molecule that harnesses sunlight to convert carbon dioxide into a carbon-neutral fuel source. The new molecule uses nanographene to absorb light and triggers a highly efficient reaction to produce carbon monoxide, a versatile raw material in industrial processes.
University of Michigan researchers use Stampede supercomputer to design fuel-efficient aircraft with morphing wings and composite materials. Their studies show that tow-steered composites can reduce structural weight by 10% and fuel burn by 0.4%, while morphing wings have the potential to burn 2% less fuel than current designs.
Researchers at Sandia National Laboratories have created a method to enhance hydrogen storage properties by confining nanoparticles, enabling quick refueling for hydrogen fuel cell electric vehicles. The new material shows high lithium nitride content and rapid hydrogen absorption and release rates.
Scientists have developed a new method to remove nearly all sulfur compounds from gas and diesel fuel, potentially reducing air pollution. The technique uses a potassium salt to induce chemical reactions that eliminate sulfur, outperforming traditional methods in industrial-scale applications.
Researchers at Georgia Institute of Technology have developed a laboratory-scale system that produces green hydrogen at relatively low temperatures, capturing CO2 emissions. The CO2/H2 Active Membrane Piston (CHAMP) reactor can be scaled up or down to meet specific needs and operates more slowly than conventional engines.
Scientists at the University of Rochester have created a new microbial fuel cell using a paper electrode coated with carbon paste, which outperforms traditional materials in terms of efficiency and cost-effectiveness. The innovation has significant implications for wastewater treatment and energy production.
Researchers at Oregon State University have developed a new technique for extracting uranium from an aqueous solution using soap-like chemicals, potentially reducing the need for harsher separation methods. The technique also shows promise for legacy waste treatment and environmental cleanup.
Researchers developed a method to produce a metal nanopowder fuel with high energy content, stable in air and igniting only when ignited. The resulting material has an energy density of at least 89 kilojoules/milliliter, significantly superior to hydrocarbons.
Researchers have developed an artificial leaf that converts sunlight into hydrogen fuel with improved efficiency, mimicking the natural process of underwater photosynthesis. This breakthrough has significant implications for reducing carbon dioxide emissions and providing a cheap, stable hydrogen fuel source.
The consortium aims to develop predictive spray models for fuel sprays in the engine cylinder, addressing uncertainties associated with fuel injection equipment. By understanding flow within the fuel injector nozzle and dispersion of liquid outside the nozzle, researchers hope to improve engine efficiency and reduce emissions.
A research team analyzed PFIA membrane samples using infrared spectroscopy to understand water retention. They found that PFIA is better at managing water in low humidity conditions, retaining it through a hydrogen-bonded network. This improvement is crucial for further optimizing membranes and extending their operational area.
Russian researchers developed a model to simulate dislocation behavior in uranium dioxide, enabling predictions of nuclear fuel behavior under operating conditions. This study aims to improve the understanding of nuclear fuel properties and reduce accident risks.
Researchers developed catalysts with tensile surface strain, improving oxygen reduction reaction activity and stability. The nanoplates showed minimal decay in catalytic activity after 50,000 voltage cycles.
A new study proposes a unified strategy for hydroxide exchange membrane fuel cells (HEMFC) to achieve performance parity and reduce costs. The research targets metal-free catalysts, which are more cost-effective than traditional platinum-based ones.
Jose Mendoza-Cortes, a Florida State University researcher, has designed new materials that can store hydrogen fuel more efficiently. These porous materials of transition metals allow for lower energy expenditure and increased hydrogen storage capacity, making them suitable for practical use in vehicles.
A University of Houston engineer leads a multi-institution effort to develop monitoring techniques for stable fuel transport during transit and accidents. Researchers will study structural issues, risk analysis, and new sensing techniques to ensure spent nuclear fuel can be safely moved from temporary storage to permanent disposal sites.
Researchers at Stanford University have developed a new technique to fine-tune metal catalysts at the atomic scale, leading to a significant boost in performance for platinum catalysts used in fuel cells. By compressing or separating atoms by just 0.01 nanometers, they found that platinum's catalytic activity nearly doubled.
A study published in Oceanography presents a concept for large-scale industrial cultivation of marine microalgae to reduce fossil fuel use and generate nutritious animal feeds. Growing enough algae to meet current global liquid fuel demand would require an area roughly three times the size of Texas.
A novel Fe-N/C catalyst with a silica-protective-layer approach has shown high oxygen reduction reaction activity comparable to platinum-based catalysts. The research paves the way for the commercialization of hydrogen fuel cells, potentially reducing costs and increasing efficiency.
The UK's civil plutonium stockpile is expected to exceed 140 tonnes by 2020, raising security concerns. A re-examination of the UK's plutonium policy is needed to allow for swift immobilisation and maximize safety, security, and affordability for taxpayers.
A Stanford University study compared battery electric vehicles with hydrogen fuel cell vehicles in a hypothetical future scenario. The results showed that investing in all-electric battery vehicles is a more economical choice for reducing carbon dioxide emissions. Battery electric vehicles offer higher energy efficiency and lower costs...
Researchers at TUM report cases of acute and fatal pneumonitis resulting from fuel ingestion in refugees. Symptoms initially resemble bacterial pneumonia, making diagnosis challenging due to language barriers.
Researchers have developed artificial cells that use enzymes to move like real cells, maintaining homeostasis like living cells. The lab-made cells can sustain speed based on sugar supply availability.
A study by Indiana University forecasts that vehicle mileage tax would generate more revenue than indexing gas taxes to inflation or applying sales taxes. Fuel tax revenue will decline by up to 50.5% between 2015 and 2040 if not adjusted for inflation.
Researchers will use geoneutrino detectors to measure the amount of nuclear energy inside Earth. By 2025, they expect to collect enough data to determine the planet's remaining fuel levels.
Researchers have developed a polyphenyline membrane that operates at temperatures between 176-320 degrees F, lasting three times longer than comparable commercial products. The membrane uses ammonium ion pairs to enhance stability and resist degradation, making it suitable for automotive applications.
A team of University of Toronto scientists has discovered a way to convert gaseous carbon dioxide into energy-rich fuel in a carbon-neutral cycle. Silicon nanocrystals meet the criteria for a highly active and selective catalyst, making them an efficient material for harvesting sunlight and converting CO2 into fuel.
A new class of fuel cells based on ion-pair-coordinated polymers can operate between 80°C and 200°C with water tolerance, enhancing usability in various conditions. The research breakthrough has the potential to accelerate commercialization of low-cost fuel cells for automotive and stationary applications.
Washington State University researchers create a novel nanomaterial, an aerogel, to reduce the amount of precious metals required in fuel cells. This innovation speeds up production time and makes large-scale production more viable.
Pancreatic cancer cells use stellate cells to scavenge for energy, increasing mitochondrial metabolism and tumor cell growth. Alanine is the key fuel source that promotes tumor proliferation.
Researchers used advanced computational methods to demystify complex catalytic chemistry in fuel cells, bringing cost-effective alternatives closer to reality. The study reveals that water plays a huge role in dictating which hydrogen atom breaks free from methanol first.
Researchers at Vanderbilt University have developed a new nanofiber mat technology that increases fuel cell power output by 30 percent while reducing costs and improving durability. The technology is part of a $13 million DOE program to advance fuel cell performance and hydrogen storage technologies.
Research by Stefano Fabris and colleagues reveals that moisture boosts the efficiency of a catalyst in fuel cells by creating a 'proton pinball game' that facilitates molecular transport. This breakthrough could lead to more efficient fuel cell designs.
Researchers at Argonne National Laboratory develop new method to convert CO2 into carbon monoxide, a reactant for making methanol fuel. The process is efficient and uses minimal energy, with the catalyst lasting over 100 hours.