Alternative Energy

Hydrogen Fuel News

The latest hydrogen fuel cell news from our hydrogen and fuel cell technology news sources.

Mar 18, 2018

Hydrogen Fuel Cells

The view from inside supersonic combustion

Mar 15, 2018: In supersonic engines, achieving the right flow speed, producing the right ratio of evaporated fuel and causing ignition at the right time is complex. Vortices are affected by the shock wave, and this changes the way the fuel combusts and multiplies the number of possibilities of how particles can behave. To deepen our understanding, researchers use numerical modeling to calculate the huge variety of possible outcomes.

Fuel cells: A catalyst with self-defense against oxygen

Mar 14, 2018: Even traces of oxygen can deactivate molecular catalyst that are incorporated in fuel cells. Consequently, this drawback hampered the use of such catalyst based on abundant metals, which mimic the active center of natural biocatalyst, in technological relevant applications.

Turbocharging fuel cells with a multifunctional catalyst

Mar 14, 2018: Zero-emissions cars zipping into a sustainable energy future are just one dream powered by fuel cells. But cell technology has been a little sluggish and fuel prohibitively pricey. This new catalyst could offer a game changer. And there are more developments to come.

Research gets closer to producing revolutionary battery to power renewable energy industry

Mar 14, 2018: New research verges on development of a commercial hydrogen-bromine flow battery, an advanced industrial-scale battery design engineers have strived to develop since the 1960s.

Pininfarina H2 Speed Racecar to Roll Out Commercially in Limited Numbers

Mar 13, 2018:   Pininfarina has decided to make it official and bring their hydrogen fuel cell H2 Speed racecar from concept status to commercial status, rolling it out in limited numbers. I’ve talked about Pininfarina before, first in 2008 when they introduced their Sintesi hydrogen fuel cell vehicle prototype and second in 2016, about two years ago ……

Painting a clear picture of how nitrogen oxides are formed

Mar 12, 2018: For decades, combustion researchers and engine companies have been seeking to understand how these gases are produced during combustion so that they can find ways to reduce them. Now researchers have synthesized more than a decade's worth of combustion studies to create a new overarching model of how nitrogen oxides are produced.

Manure could heat your home

Mar 8, 2018: Farm manure could be a viable source of renewable energy to help reduce greenhouse gas emissions that cause global warming.

All power to the proton: Researchers make battery breakthrough

Mar 7, 2018: Researchers have demonstrated for the first time a working rechargeable 'proton battery' that could re-wire how we power our homes, vehicles and devices.

Mapping battery materials with atomic precision

Mar 7, 2018: An international team used advanced techniques in electron microscopy to show how the ratio of materials that make up a lithium-ion battery electrode affects its structure at the atomic level, and how the surface is very different from the rest of the material.

Lithium-related discovery could extend battery life and improve safety

Mar 7, 2018: New research shows using a 3-dimensional layer of Polydimethylsiloxane (PDMS) as the substrate of lithium metal anode has been found to mitigate dendrite formation and stands to both dramatically extend battery life and diminish safety risks.

Hydrogen extraction breakthrough could be game-changer

Mar 5, 2018: Researchers have successfully tested a new material that can be used for cheap and large-scale production of hydrogen – a promising alternative to fossil fuel.

A lithium battery that operates at -70 degrees Celsius, a record low

Feb 28, 2018: Researchers in China have developed a battery with organic compound electrodes that can function at -70 degrees Celsius -- far colder than the temperature at which lithium-ion batteries lose most of their ability to conduct and store energy. The findings could aid engineers in developing technology suited to withstand the coldest reaches of outer space or the most frigid regions on Earth.

Aqueous storage device needs only 20 seconds to go

Feb 28, 2018: A research team developed a new hybrid energy storage device that can be charged in less than half a minute. It employs aqueous electrolytes instead of flammable organic solvents, so it is both environmentally friendly and safe. It also facilitates a boosting charge with high energy density, which makes it suitable for portable electronic devices.

Scientists confirm century-old speculation on the chemistry of a high-performance battery

Feb 28, 2018: Scientists have discovered a novel chemical state, first proposed about 90 years ago, that enables a high-performance, low-cost sodium-ion battery. The battery could quickly and efficiently store and distribute energy produced by solar panels and wind turbines across the electrical grid.

Charging ahead to higher energy batteries

Feb 23, 2018: Researchers have developed a new way to improve lithium ion battery efficiency. Through the growth of a cubic crystal layer, the scientists have created a thin and dense connecting layer between the electrodes of the battery.

With computation, researchers identify promising solid oxide fuel cell materials

Feb 22, 2018: Using advanced computational methods, materials scientists have discovered new materials that could bring widespread commercial use of solid oxide fuel cells closer to reality.

New tech for commercial Lithium-ion batteries finds they can be charged 5 times fast

Feb 16, 2018: Researchers have developed a new direct, precise test of Lithium-ion batteries' internal temperatures and their electrodes potentials and found that the batteries can be safely charged up to five times faster than the current recommended charging limits.

Turning background room temperature heat into energy

Feb 14, 2018: Researchers in Japan have developed a way to recover environmental heat with a new type of thin-film thermoelectric cell, based on two different materials that show changes in their redox potential on cycling of temperature.

More than a well-balanced breakfast: Scientists use egg whites for clean energy production

Feb 14, 2018: Eggs may soon fuel more than people in the morning. Researchers in Japan have developed a way to potentially use egg whites as a substrate to produce a carbon-free fuel.

Hydrogen transfer: One thing after the other

Feb 14, 2018: Hydride transfer is an important reaction for chemistry (e.g., fuel cells), as well as biology (e.g., respiratory chain and photosynthesis). Often, one partial reaction involves the transfer of a hydride ion (H(-)). But does this hydride transfer involve one step or several individual steps? In a new study, scientists have now provided the first proof of stepwise hydride transfer in a biological system.

Perspective on fuel cells

Feb 14, 2018: Researchers are aiming to tackle a fundamental debate in key reactions behind fuel cells and hydrogen production, which, if solved, could significantly bolster clean energy technologies.

Chemical cluster could transform energy storage for large electrical grids

Feb 13, 2018: Researchers believe they have found a promising compound that could transform the energy storage landscape. The compound has properties that make it an ideal candidate material for redox flow batteries.

Hydrail Transition: The Catenary versus the Hindenburg

Feb 12, 2018: by Guest Blogger Stan Thompson A headline in the January 2018 online issue of Britain’s Institution of Mechanical Engineers publication is the latest hydrail transition landmark: Transport Secretary calls for hydrogen trains Transport Secretary Chris Grayling has said the introduction of hydrogen-powered trains is “a priority” for Britain’s railways. The article by Amit Katwala goes ……

New fuel cell demonstrates exceptional power density and stability

Feb 12, 2018: By combining a high-activity cathode with a new composition of matter, fuel cell operates at 500-degrees Celsius -- a commercialization sweet spot.

Wastewater treatment plants could generate electricity

Feb 12, 2018: Researchers are working on improving the efficiency of microbial fuel cells (MFC) by using modified graphite felt. Primary results show that the new MFC can generate 20 percent higher voltage than usual cells.

Production of solar fuels inches closer with new discovery

Feb 6, 2018: Researchers have discovered how a catalyst splits water using solar power, opening the door to economically viable solar-fuel production.

Reducing the footprint of a greenhouse gas more potent than carbon dioxide

Feb 5, 2018: Scientists have unlocked a new, more efficient pathway for converting one of our most potent greenhouse gases directly into basic chemicals for manufacturing plastics, agrochemicals and pharmaceuticals.

Smart new method to manufacture organic solar cells

Feb 5, 2018: The ability to use cheap materials and simple manufacturing methods are two huge advantages of printed organic solar cells. Scientists have now developed an even simpler method to manufacture solar cell modules.

Forze Hydrogen Racing Update February 2018

Feb 4, 2018:   I’ve talked about the Forze Delft hydrogen racing team many times before starting in 2008. Be that as it may, I think it is time for an update about the Forze VII and what the team is up to. In August 2017, the Forze hydrogen racing team had competed in the GRD SuperCarChallenge on ……

New water-splitting method could open path to hydrogen economy

Feb 1, 2018: Researchers have found a way to more efficiently generate hydrogen from water - an important key to making clean energy more viable. Using inexpensive nickel and iron, the researchers developed a very simple, five-minute method to create large amounts of a high-quality catalyst required for the chemical reaction to split water.

Engineers develop flexible lithium battery for wearable electronics

Jan 31, 2018: Engineering researchers have developed a prototype of a high-performance flexible lithium-ion battery that demonstrates -- concurrently -- both good flexibility and high energy density. The battery is shaped like the human spine and allows remarkable flexibility, high energy density, and stable voltage no matter how it is flexed or twisted. The device could help advance applications for wearable electronics.

Highly stretchable aqueous batteries

Jan 26, 2018: A team of researchers has succeeded in developing world's first stretchable aqueous Li-ion batteries that may power the next generation of wearable devices.

Recycling and reusing worn cathodes to make new lithium ion batteries

Jan 25, 2018: Nanoengineers have developed an energy-efficient recycling process that restores used cathodes from spent lithium ion batteries and makes them work just as good as new. The process involves harvesting the degraded cathode particles from a used battery and then boiling and heat treating them. Researchers built new batteries using the regenerated cathodes. Charge storage capacity, charging time and battery lifetime were all restored to their original levels.

Adding graphene girders to silicon electrodes could double the life of lithium batteries

Jan 23, 2018: New research has found an effective approach to replacing graphite in the anodes of lithium-ion batteries using silicon, by reinforcing the anode's structure with graphene girders. This could more than double the life of rechargeable lithium-ion based batteries and also increase the capacity delivered by those batteries.

New fuel cell technology runs on solid carbon

Jan 22, 2018: Advancements in a fuel cell technology powered by solid carbon could make electricity generation from coal and biomass cleaner and more efficient, according to a new article. Innovations in the anode, the electrolyte and the fuel allow the fuel cell to utilize more carbon, operate at lower temperatures and show higher maximum power densities than earlier direct carbon fuel cells (DCFCs).

Making fuel cells for a fraction of the cost

Jan 22, 2018: Researchers now describe the development of an inexpensive, efficient catalyst material for a type of fuel cell called a polymer electrolyte membrane fuel cell, which turns the chemical energy of hydrogen into electricity and is among the most promising fuel cell types to power cars and electronics.

Using crumpled graphene balls to make better batteries

Jan 18, 2018: The paper ball-like graphene particles stack into a porous scaffold to suppress filament growth of lithium metal that degrades the battery.

Lifespan of fuel cells maximized using small amount of metals

Jan 18, 2018: Researchers have described a new technique to improve chemical stability of electrode materials which can extend the lifespan by employing a very little amount of metals. Using computational chemistry and experimental data, the team observed that local compressive states around the Sr atoms in a perovskite electrode lattice weakened the Sr-O bond strength, which in turn promote strontium segregation.

Ultrathin black phosphorus for solar-driven hydrogen economy

Jan 17, 2018: Researchers combined two different types of 2-D materials -- black phosphorus and bismuth vanadate -- to form a biologically inspired water-splitting catalyst. Normal sunlight could drive the reactions and careful design of the catalyst enabled the expected ratio of hydrogen and oxygen production.

New catalyst for hydrogen production is a step toward clean fuel

Jan 16, 2018: A nanostructured composite material has shown impressive performance as a catalyst for the electrochemical splitting of water to produce hydrogen. An efficient, low-cost catalyst is essential for realizing the promise of hydrogen as a clean, environmentally friendly fuel.

Solar fuels: better efficiency using microwires

Jan 15, 2018: Researchers have made significant efficiency improvements to the technology used to generate solar fuels. This involves the direct conversion of energy from sunlight into a usable fuel (in this case, hydrogen). Using only earth-abundant materials, they developed the most efficient conversion method to date. The trick was to decouple the site where sunlight is captured from the site where the conversion reaction takes place.

A water-based, rechargeable battery

Jan 9, 2018: In the quest to find safe, low-cost batteries for the future, eventually we have to ask ourselves a question: Why not simply use water as an electrolyte? Water is cheap, in abundant supply, doesn’t burn and can conduct ions. But it has one major drawback: It is only chemically stable up to a voltage of 1.23 volts. In other words, a water cell provides three times less voltage than a customary lithium ion cell with 3.7 volts, which makes it poorly suited for applications in an electric car. A cost-effective, water-based battery, however, could be extremely interesting for stationary electricity storage applications.

Study boosts hope for cheaper fuel cells

Jan 5, 2018: Simulations by scientists show how carbon nanomaterials may be optimized to replace expensive platinum in cathodes for electricity-generating fuel cells.

New lithium-rich battery could last much longer

Jan 4, 2018: By using iron and oxygen to simultaneously drive the electrochemical reaction, a novel battery is less expensive and has a higher capacity.

Exploring electrolysis for energy storage

Jan 2, 2018: A research team developed a flow-type polymer electrolyte cell for power storage. The cell reduces oxalic acid (OX) to glycolic acid, which has a higher volumetric energy-storage capacity than hydrogen gas. Newly fabricated TiO2 cathode enhanced the speed and efficiency of OX reduction. This competitive energy-storage device could be used to balance out the fluctuations in renewable power supplies.

A new strategy for efficient hydrogen production

Dec 26, 2017: Scientists have introduced the Hybrid-SOEC system with highest reported electrochemical performance in hydrogen production.

Alaskan microgrids offer energy resilience and independence

Dec 22, 2017: The electrical grid in the contiguous United States is a behemoth of interconnected systems. If one section fails or is sabotaged, millions of citizens could be without power. Remote villages in Alaska provide an example of how safeguards could build resilience into a larger electrical grid. These communities rely on microgrids -- small, local power stations that operate autonomously.

A catalytic balancing act

Dec 22, 2017: Scientists have recently used a new and counterintuitive approach to create a better catalyst that supports one of the reactions involved in splitting water into hydrogen and oxygen. By first creating an alloy of two of the densest naturally occurring elements and then removing one, the scientists reshaped the remaining material's structure so that it better balanced three important factors: activity, stability and conductivity.

Halogens can increase solar cell performance by 25 per cent

Dec 20, 2017: New research shows that using halogens -- a class of elements that include fluoride, bromine, chlorine and iodine -- in a dye-sensitized solar cell can increase conversion efficiency by 25 per cent. The discovery could set the stage for improved solar cell designs.

Natural Hydrogen (a New Source of Energy) Seeks Commercial Production & Investors

Dec 19, 2017:   In 2009, geologists discovered a new, previously unknown natural phenomenon: some places on the Earth’s crust were seeping hydrogen gas. Hydrogen is odorless, invisible, tasteless, non-toxic, and, the most important, a very diffusive gas. This may explain why hydrogen in such places was not recognized earlier. This gas seeps out over very wide areas, ……