Current Fuel Cells News and Events

Current Fuel Cells News and Events, Fuel Cells News Articles.
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An eco-route for heavy-duty vehicles could reduce fuel consumption
Semi-trucks and other heavy-duty vehicles are responsible for nearly half of road transportation carbon dioxide emissions in Europe, according to the International Council on Clean Transportation. A team of researchers in Italy has proposed a plan to reduce the emissions without compromising priorities such as delivery times. They published their approach in IEEE/CAA Journal of Automatica Sinica, a joint publication of the IEEE and the Chinese Association of Automation. (2021-02-19)

Giving oxygen to the question of air quality
Volatile alkanes can rapidly acquire oxygen atoms in a free radical chain reaction, a process significant for fuel combustion and air pollution. (2021-02-18)

New method converts methane in natural gas to methanol at room temperature
Researchers at the University of Illinois Chicago have discovered a way to convert the methane in natural gas into liquid methanol at room temperature. (2021-02-18)

Ceramic fuel cells: Reduced nickel content leads to improved stability and performance?
A research team in Korea has developed a ceramic fuel cell that offers both stability and high performance while reducing the required amount of catalyst by a factor of 20. The application range for ceramic fuel cells, which have so far only been used for large-scale power generation due to the difficulties associated with frequent start-ups, can be expected to expand to new fields, such as electric vehicles, robots, and drones. (2021-02-17)

Climate change and suppression tactics are critical factors increasing fires
Both climate change and forest management have been blamed for wildfire hazards increasing across western North America, but the relative influence of these drivers is still heavily debated. The results of a recent study show that in some ecosystems, human-caused climate change is the predominant factor; in other places, the trend can also be attributed to a century of fire suppression that has produced dense, unhealthy forests. (2021-02-17)

Fueling the future: Novel two-polymer membrane boosts hydrogen fuel cell performance
Fuel cells are an attractive sustainable energy source due to their eco-friendly by-product, water. However, existing fuel cells are either expensive or low performance. Now, scientists from Korea have designed a robust and highly conductive fuel cell ion-exchange membrane using two readily available polymer materials and a unique technique, opening doors to fuel cells that are both cheap and high performing, bringing us closer to realizing a hydrogen economy. (2021-02-17)

Switching to firm contracts may prevent natural gas fuel shortages at US power plants
New research now indicates that these fuel shortages are not due to failures of pipelines and that in certain areas of the country a change in how gas is purchased can significantly reduce generator outages. The paper, 'What Causes Natural Gas Fuel Shortages at US Power Plants?' by researchers at Carnegie Mellon University and the North American Electric Reliability Corporation, was published in Energy Policy. (2021-02-16)

Russian scientists significantly improved coal-burning efficiency
A team of Russian scientists from NUST MISIS, Tomsk Polytechnic University (TPU) and Boreskov Institute of Catalysis has suggested a new approach to modifying the combustion behavior of coal. The addition of copper salts reduces the content of unburnt carbon in ash residue by 3.1 times and CO content in the gaseous combustion products by 40%, the scientists found. The research was published in Fuel Processing Technology. (2021-02-10)

The proton conduction mechanism in protic ionic liquids
Researchers from Niigata University, Japan along with their collaborators from Tokyo University of Science, Japan, Yamagata University, Japan and University of Regensburg, Germany have reported a marked shift in the hydrogen ion hopping mechanism as a function of acid/alkali index in protic ionic liquids. The study holds immense potential to revolutionize the development of protonic conductors for fuel cells. These promising results are now published in The Journal of Physical Chemistry B. (2021-02-04)

Salt battery design overcomes bump in the road to help electric cars go the extra mile
Using salt as a key ingredient, Chinese and British researchers have designed a new type of rechargeable battery that could accelerate the shift to greener, electric transport on our roads. (2021-02-01)

Forests with diverse tree sizes and small clearings hinder wildland fire growth
A new 3D analysis shows that wildland fires flare up in forests populated by similar-sized trees or checkerboarded by large clearings and slow down where trees are more varied. (2021-01-27)

Nixing bone cancer fuel supply offers new treatment approach, mouse study suggests
An innovative approach to treating bone tumors - starving cancer cells of the energy they need to grow - could one day provide an alternative to a commonly used chemotherapy drug without the risk of severe side effects, suggests a new study from Washington University School of Medicine in St. Louis. (2021-01-26)

Solar hydrogen: Photoanodes made of alpha-SnWO4 promise high efficiencies
Photoanodes made of metal oxides are considered to be a viable solution for the production of hydrogen with sunlight. Alpha-SnWO4 has optimal electronic properties for photoelectrochemical water splitting with sunlight, but corrodes easily. Protective layers of nickel oxide prevent corrosion, but reduce the photovoltage and limit the efficiency. Now a team at HZB has investigated at BESSY II what happens at the interface between the photoanode and the protective layer. (2021-01-26)

Satellite data reveals bonds between emissions, pollution and economy
Burning fossil fuels has long powered world economies while contributing to air pollution and the buildup of greenhouse gases. A new analysis of nearly two decades of satellite data shows that economic development, fossil-fuel combustion and air quality are closely linked on the continental and national scales, but can be decoupled at the national level, according to Penn State scientists. (2021-01-26)

Ba7Nb4MoO20-based materials with high oxygen-ion conductivity opening sustainable future
Scientists at Tokyo Institute of Technology , Imperial and High Energy Accelerator Research Organization (KEK) Institute of Materials Structure Science, discover new Ba7Nb4MoO20-based materials with high oxygen-ion (oxide-ion O2-) conductivities--''the hexagonal perovskite-related oxides''--and shed light on the underlying mechanisms responsible for their conductivity. Their findings lead the way to uncovering other similar materials, furthering research on developing low-cost and scalable renewable energy technologies. (2021-01-25)

New clues help explain why PFAS chemicals resist remediation
Chemicals used in firefighting foam and other products can last for decades in the environment, resisting efforts to remove them. New research suggest why that happens and new avenues for remediation. (2021-01-19)

Giving the hydrogen economy an acid test
Tsukuba University scientists show that the effectiveness of hydrogen-producing metal catalysts protected by graphene depends on the ability of protons to penetrate into the inner metallic surface. This work may lead to widely available hydrogen-powered cars. (2021-01-14)

How will we achieve carbon-neutral flight in future?
Carbon-neutral aviation is possible, but in future, aircraft are likely to continue to be powered by fossil fuels. The CO2 they emit must be systematically stored underground. This is the most economical of various approaches that ETH researchers have compared in detail. (2021-01-13)

Making hydrogen energy with the common nickel
POSTECH joint research team develops a nickel-based catalyst system doped with oxophilic transition metal elements. (2021-01-12)

Sustainable transportation: clearing the air on nitrogen doping
Researchers from the University of Tsukuba elucidated the initial reaction pathways on the pyridinic nitrogen atoms at the armchair edges of doped carbon catalysts for the oxygen reduction reaction in proton-exchange membrane fuel cells. This will help optimize a low-carbon technology for future transportation needs. (2021-01-12)

UCF researchers use advanced light to reveal how different biofuels behave
Vehicles have evolved to become more efficient and sophisticated, but their fuel hasn't necessarily evolved along with them. The Department of Energy is determined to identify cleaner burning and renewable alternatives to gasoline, and through the work of two UCF researchers, the DOE is one step closer to that goal. (2021-01-12)

USTC obtains Pd-Pt tesseracts for oxygen reduction reaction
A team led by Prof. ZENG Jie from Hefei National Laboratory for Physical Sciences at the Microscale and Prof. BAO Jun from National Synchrotron Radiation Laboratory of University of Science and Technology of China of the Chinese Academy of Sciences made breakthrough in the controlled synthesis of Pd-Pt tesseracts for ORR and the mechanism investigation of their etching process. (2021-01-12)

Study shows tweaking one layer of atoms on a catalyst's surface can make it work better
When an LNO catalyst with a nickel-rich surface carries out a water-splitting reaction, its surface atoms rearrange from a cubic to a hexagonal pattern and its efficiency doubles. Deliberately engineering the surface to take advantage of this phenomenon offers a way to design better catalysts. (2021-01-11)

Researchers synthesize bio-based Methylcyclopentadiene with 3-Methylcyclopent-2-enone
Scientists from DICP synthesized bio-based MCPD via direct hydrodeoxygenation of 3-methylcyclopent-2-enone (MCP) derived from cellulose. (2021-01-07)

Tracking the formation of the early heart, cell by cell
Richard Tyser and colleagues have mapped the origins of the embryonic mouse heart at single-cell resolution, helping to define the cell types that make up the heart in the earliest days of development. (2021-01-07)

Story tips: Nanoscale commuting, easy driver and defect detection
ORNL story tips: Nanoscale commuting, easy driver and defect detection. (2021-01-05)

Severe sepsis predicted by common protein
A sugar-binding protein could fuel terrible inflammation and worsen sepsis, a disease that kills more than 270,000 people every year in the US alone, reports a team of researchers led by immunologists at UConn Health. (2021-01-04)

It's electrifying! This is how Earth could be entirely powered by sustainable energy
Can you imagine a world powered by 100% renewable electricity and fuels? It may seem fantasy, but a collaborative team of scientists has just shown this dream is theoretically possible - if we can garner global buy-in. The study explores what changes are needed in our energy mix and consumption patterns if we are to achieve 100% renewability in a way that supports everyone and the myriad of life on our planet. (2020-12-22)

Scientists suggested a method to improve performance of methanol fuel cells
Fuel cells based on methanol oxidation have a huge potential in the motor and technical industries. To increase their energy performance, scientists suggest using electrodes made of thin palladium-based metallic glass films. A group of researchers from Far Eastern Federal University (FEFU), Austria, Turkey, Switzerland, and the UK has developed a new metallic glass for this application. The results were reported in the Nanoscale journal. (2020-12-22)

Brain stem cells divide over months
For the first time, scientists at the University of Zurich have been able to observe the way stem cells in the adult brains of mice divide over the course of months to create new nerve cells. Their study shows that brain stem cells are active over a long period, and thus provides new insights that will feed into stem cell research. (2020-12-21)

New drug molecules hold promise for treating rare inherited terminal childhood disease
Scientists at the University of Exeter have identified a way to ''rescue'' cells that have genetically mutated, paving the way to a possible new treatment for rare terminal childhood illness such as mitochondrial disease. (2020-12-18)

Electron-producing microbes power sustainable wastewater treatment
WSU researchers have developed a sustainable wastewater treatment system that relies on electron-producing microbial communities to clean the water. The work could someday lead to reduced reliance on the energy-intensive processes that are used to move and treat wastewater, which accounts for as much as two percent of the total electrical energy consumption in the United States. (2020-12-17)

How long's too long? Effects of crosslinker length on anion-exchange membrane fuel cells
Anion exchange membrane (AEM) fuel cells (AEMFCs), which produce electricity using hydrogen, are considered an alternative to currently used proton exchange membrane fuel cells. However, AEMs have problems with stability in alkaline conditions, which can be overcome by crosslinking--but effects of crosslinker length on AEMFC performance are not well understood. Now, scientists from Korea have elucidated such effects for oxygen-containing crosslinkers and, using an optimally long crosslinker, produced a novel AEMFC with greater performance. (2020-12-17)

Infrastructure key to balancing climate and economic goals in developing countries
Developing nations have an opportunity to avoid long-term dependence on fossil fuel-burning infrastructure as they move toward economic stability, even if they are slow to cut carbon emissions, say the authors of a new paper. Countries with low per capita incomes can keep their contributions to global warming to 0.3 degrees Celsius with careful foresight and planning, urge Carnegie's Lei Duan and Ken Caldeira with Juan Moreno-Cruz of the University of Waterloo. (2020-12-16)

Researchers use origami to solve space travel challenge
WSU researchers have used the ancient Japanese art of paper folding to possibly solve a key challenge for outer space travel - how to store and move fuel to rocket engines. The researchers have developed an origami-inspired, folded plastic fuel bladder that doesn't crack at super cold temperatures and could someday be used to store and pump fuel. (2020-12-15)

Engineers go microbial to store energy, sequester CO2
By borrowing nature's blueprints for photosynthesis, Cornell University bioengineers have found a way to efficiently absorb and store large-scale, low-cost renewable energy from the sun - while sequestering atmospheric carbon dioxide to use later as a biofuel. (2020-12-15)

Study: Oregon's Western Cascades watershed to experience larger, more frequent fires
Projected changes in temperature and relative humidity are expected to lead to longer fire seasons and more severe fire weather in Oregon's Western Cascade mountains, which in turn will result in larger, more frequent fires. (2020-12-14)

When chemistry with green light mimics what happens in life
Taking inspiration from nature, researchers at Queensland University of Technology in Australia and Ghent University in Belgium created a green light-stabilised 3D polymer structure that unfolds itself when left in darkness - the first reported example of a reversible, light-triggered process to fold polymers into single chain nanoparticles. (2020-12-13)

Masonic Medical Research Institute studies brown fat: Implications in obesity
The Lin Lab at the MMRI, quantified the number of brown fat cells present in newborn animals. For years, researchers have argued over whether brown fat continues to grow after birth. Dr. Lin and his team have become the first to prove that it does. (2020-12-11)

Obesity impairs immune cell function, accelerates tumor growth
New study in mice finds that a high-fat diet allows cancer cells to outcompete immune cells for fuel, impairing immune function and accelerating tumor growth. Cancer cells do so by rewiring their metabolisms to increase fat consumption. Blocking this rewiring enhances anti-tumor immunity. Findings suggest new strategies to target cancer metabolism, improve immunotherapies. (2020-12-09)

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