Alternative Energy

Hydrogen Fuel News

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

Jul 20, 2018

Hydrogen Fuel Cells

Electric car batteries souped-up with fluorinated electrolytes for longer-range driving

Jul 16, 2018: Researchers have figured out how to increase a rechargeable battery's capacity by using aggressive electrodes and then stabilizing these potentially dangerous electrode materials with a highly-fluorinated electrolyte.

Salt is key ingredient for cheaper and more efficient batteries

Jul 9, 2018: A new design of rechargeable battery, created using salt, could lead the way for greener energy. Researchers have designed the novel energy store which allows for greater power while also lasting longer than conventional batteries.

New world record for direct solar water-splitting efficiency

Jul 5, 2018: An international team of researchers has now succeeded in raising the efficiency of producing hydrogen from direct solar water-splitting to a record 19 per cent. They did so by combining a tandem solar cell of III-V semiconductors with a catalyst of rhodium nanoparticles and a crystalline titanium dioxide coating.

Novel hybrid catalyst to split water discovered

Jun 29, 2018: Researchers have reported an inexpensive hybrid catalyst capable of splitting water to produce hydrogen, suitable for large-scale commercialization.

Carbon dioxide-to-methanol process improved by catalyst

Jun 28, 2018: Dramatic improvements have been made to the process of converting carbon dioxide, a greenhouse gas, to methanol, a fuel and building block for a wide range of everyday materials, according to researchers.

Synthesis of opium alkaloids using electric current

Jun 28, 2018: Researchers have mastered a nearly 50-year-old challenge of electrosynthetic chemistry -- the electrochemical synthesis of thebaine.

Finding the right balance for catalysts in the hydrogen evolution reaction

Jun 27, 2018: A collaboration has optimized the balance between the catalytic activity in hydrogen generation and stability of metal nanoparticles coated with different numbers of graphene layers. The team found that coating the catalyst nanoparticles with three to five graphene layers provided samples that displayed high catalytic activity in hydrogen evolution as well as high stability in acidic solution. These findings should aid the development of economical processes for large-scale hydrogen production.

BNAs improve performance of Li-ion batteries

Jun 27, 2018: Recent research has investigated the effect of hierarchical Bi2MoO6 nanosheet arrays on the performance of Li-ion batteries (LIBs) and found that it improves the cycle stability and capacity and is expected to be used in portable electronic devices in the future.

Polymer professor develops safer component for lithium batteries

Jun 26, 2018: What would happen if a lithium battery failed in an electric car or a much-needed biomedical device? Polymer scientists are trying to prevent such failures with a new way involving polymer to make lithium batteries safer and perform better.

'Electrogeochemistry' captures carbon, produces fuel, offsets ocean acidification

Jun 25, 2018: Limiting global warming to 2 degrees Celsius will require not only reducing emissions of carbon dioxide, but also active removal of carbon dioxide from the atmosphere. This has prompted heightened interest in 'negative emissions technologies.' A new study evaluates the potential for recently described methods that capture carbon dioxide from the atmosphere through an 'electrogeochemical' process that also generates hydrogen gas for use as fuel and creates by-products that can help counteract ocean acidification.

'Workhorse' lithium battery could be more powerful thanks to new design

Jun 25, 2018: Chemical engineers believe there needs to be a battery technology 'revolution.'…

Electron sandwich doubles thermoelectric performance

Jun 20, 2018: Researchers more than doubled the ability of a material to convert heat into electricity, which could help reduce the amount of wasted heat, and thus wasted fossil fuel, in daily activities and industries.

A Triumph In Rome: 13th International Hydrail Conference

Jun 18, 2018: by guest blogger Stan Thompson The University of Rome II at Tor Vergata hosted the Thirteenth International Hydrail Conference the week of June 4, 2018, and it was a delightful success! Professor Stefano Cordiner and his colleagues saw that the Conference ran like a well-oiled clock (Tutto era semplicemente perfetto! Grazie!). The IHC’s have come ……

Tripling the energy storage of lithium-ion batteries

Jun 15, 2018: Scientists have synthesized a new cathode material from iron fluoride that surpasses the capacity limits of traditional lithium-ion batteries.

A sprinkle of platinum nanoparticles onto graphene makes brain probes more sensitive

Jun 15, 2018: Graphene electrodes could enable higher quality brain imaging thanks to new research by a team of engineers and neuroscientists. The researchers developed a technique, using platinum nanoparticles, to lower the impedance of graphene electrodes by 100 times while keeping them transparent. In tests on transgenic mice, the electrodes were able to record and image neuronal activity (calcium ion spikes) at of large groups of neurons and individual brain cells.

Turbocharge for lithium batteries

Jun 11, 2018: A team of material researchers has succeeded in producing a composite material that is particularly suited for electrodes in lithium batteries. The nanocomposite material might help to significantly increase the storage capacity and lifetime of batteries as well as their charging speed.

30 percent of the UK's natural gas could be replaced by hydrogen, cutting carbon emissions

Jun 11, 2018: Almost a third of the natural gas fueling UK homes and businesses could be replaced by hydrogen, a carbon free fuel, without requiring any changes to the nation's boilers and ovens.

Lego-like chemical building blocks self-assemble into catalyst for hydrogen fuel cells

May 31, 2018: What's better than platinum? In hydrogen fuel cells, the answer may be cofacial cobalt porphyrins. These self-assembled molecules -- which are great at facilitating a chemical reaction needed to produce power from hydrogen and oxygen -- could be the next advance in alternative energy.

Paving the way for safer, smaller batteries and fuel cells

May 31, 2018: Engineers have found a new and versatile kind of solid polymer electrolyte (SPE) that has twice the proton conductivity of the current state-of-the-art material. Such SPEs are currently found in proton-exchange membrane fuel cells, but the researchers' new design could also be adapted to work for the lithium or sodium-ion batteries found in consumer electronics.

Researchers predict materials to stabilize record-high capacity lithium-ion battery

May 29, 2018: Researchers have found ways to stabilize a new battery with a record-high charge capacity. By adding chromium or vanadium to the lithium-manganese-oxide cathode, the battery could enable smart phones and battery-powered automobiles to last more than twice as long between charges.

Better, faster, stronger: Building batteries that don't go boom

May 29, 2018: Understanding how lithium reacts to pressure developed from charging and discharging a battery could mean safer, better batteries.

Why bioelectrodes for energy conversion are not stable

May 25, 2018: Researchers have discovered why bioelectrodes containing the photosynthesis protein complex photosystem I are not stable in the long term. Such electrodes could be useful for converting light energy into chemical energy in an environmentally friendly way. However, the proteins, which are stable in nature, are not functional in semi-artificial systems in the long term because reactive molecules are formed that damage the photosystem I.

Wood to supercapacitors

May 24, 2018: Carbon aerogels are ultralight, conductive materials, which are extensively investigated for applications in supercapacitor electrodes in electrical cars and cell phones. Scientists have now found a way to make these electrodes sustainably. The aerogels can be obtained directly from cellulose nanofibrils, the abundant cell-wall material in wood.

Advanced biofuels can be produced extremely efficiently, confirms industrial demonstration

May 21, 2018: Researchers have developed new technologies that can be used to convert industrial plants to produce fossil-free heat, electricity, fuel, chemicals and materials. The technical potential is enormous -- using only Sweden's currently existing power plants, renewable fuels equivalent to 10 percent of the world's aviation fuel could be produced.

Self-assembling 3D battery would charge in seconds

May 17, 2018: The world is a big place, but it's gotten smaller with the advent of technologies that put people from across the globe in the palm of one's hand. And as the world has shrunk, it has also demanded that things happen ever faster -- including the time it takes to charge an electronic device.

Will hydrail connect North and South Korea?

May 14, 2018: by guest blogger Stan Thompson Last Thursday (10 May 2018), Choe San-Hun wrote in the New York Times that, during their recent historic encounter, South Korean President Moon Jae-in handed North Korean leader, Kim Jong Un a “USB drive” containing an infrastructure vision including railway modernization. Mr. Choe does not mention hydrogen fuel cell railways but, ……

Punching holes in graphene to boost hydrogen production

May 11, 2018: A research team has created an electrode for hydrogen evolution. A nickel-molybdenum (NiMo) catalyst is wrapped in a 'holey' graphene layer containing nanometer-sized holes. The fringes of the holes are chemically active sites, boosting hydrolysis by accelerating charge transfer and H atom adsorption. Meanwhile, graphene protects the NiMo core from dissolving. Through efficient hydrogen generation in acid solution using non-noble metals, the system potentially allows affordable green energy storage.

Audi A7 H-Tron 5th Generation Hydrogen Fuel cell Vehicle Unveiled

May 7, 2018:   The last time I had talked about the Audi A7 H-Tron was back in August 2015 so this is an update as Audi expects to start rolling out the latest iteration of this fuel cell vehicle within the next 2 years or less. Audi is currently working on their 5th generation hydrogen fuel-cell car ……

Wrap an electrode material for Li-ion battery into the inner spacing of carbon nanotube

May 7, 2018: Researchers have designed a unique lithium ion battery (LIB) electrode, where red phosphorus is stuffed into carbon nanotubes (CNTs). They revealed reversible electrochemical reactions and relatively high structural stability of red phosphorus in the nanotubes even after the fiftieth charge-discharge cycle. The charge-discharge capacities are twice or even higher than that of graphite in commercial LIBs. Therefore, a new electrode material for LIBs with high capacity is proposed.

3-D batteries pack power into tiny footprints

May 3, 2018: Batteries might seem like they come in every shape and size that you can imagine. But as electronic devices become tinier and skinnier without reducing their power and energy demands, they challenge engineers to design batteries that can fit into smaller spaces without compromising on performance. Researchers have used non-traditional techniques to fashion one possible solution -- a powerful 3-D lithium ion battery with a footprint on the order of one hundred grains of salt.

Harvesting clean hydrogen fuel through artificial photosynthesis

May 3, 2018: A new, stable artificial photosynthesis device doubles the efficiency of harnessing sunlight to break apart both fresh and salt water, generating hydrogen that can then be used in fuel cells.

New catalyst turns ammonia into an innovative clean fuel

Apr 27, 2018: Ammonia (NH3) has attracted attention in recent years as a carbon-free fuel that does not emit carbon dioxide. For use as a fuel, it should have a lower combustion temperature and produce only nitrogen (N2) and water. Now, researchers have succeeded in developing a new catalyst that burns NH3 at a low temperature and produces N2. The results are expected to contribute to climate change countermeasures and increased renewable energy use.

New ray of hope for solar fuel

Apr 27, 2018: The quest to develop the 'Holy Grail' of affordable, viable and environmentally-friendly fuels using sunlight has taken an exciting new twist.

Nanowires could make lithium ion batteries safer

Apr 25, 2018: From cell phones and laptops to electric vehicles, lithium-ion batteries are the power source that fuels everyday life. But in recent years, they have also drawn attention for catching fire. In an effort to develop a safer battery, scientists report that the addition of nanowires can not only enhance the battery's fire-resistant capabilities, but also its other properties.

Electrode shape improves neurostimulation for small targets

Apr 24, 2018: A cross-like shape helps the electrodes of implantable neurostimulation devices to deliver more charge to specific areas of the nervous system, possibly prolonging device life span, says research.

Porous salts for fuel cells

Apr 19, 2018: Scientists have developed a new class of crystalline porous organic salts with high proton conductivity for applications such as proton-exchange membranes for fuel cells.

Battery's hidden layer revealed

Apr 18, 2018: An international team makes breakthrough in understanding the chemistry of the microscopically thin layer that forms between the liquid electrolyte and solid electrode in lithium-ion batteries. The results are being used in improving the layer and better predicting battery lifetime.

Rejuvenating older zinc batteries

Apr 17, 2018: Scientists have created a water-based zinc battery that is simultaneously powerful, rechargeable and intrinsically safe.

Sodium ion batteries using copper sulfide developed

Apr 17, 2018: Researchers recently developed sodium ion batteries using copper sulfide anode. This finding will contribute to advancing the commercialization of sodium ion batteries (SIBs) and reducing the production cost of any electronic products with batteries.

First presentation ride aboard Alstom’s German hydrail train

Apr 16, 2018: by guest blogger Stan Thompson A major milestone in railway history was passed on April 13, 2018, when Alstom Transport’s Coradia iLint hydrail [hydrogen fuel cell rail] train made a “presentation ride” from Wiesbaden to Frankfurt, in the federal state of Hesse, Germany. From my point of view it was a bittersweet occasion for two ……

'Water-in-salt' electrolyte yields stable cathode for lithium-air battery operations

Apr 12, 2018: Despite more than two decades of research, improvements to lithium-ion batteries have stalled short of their theoretical potential. As an electrochemical energy storage technology, upgrading performance requires improved stability of electrolytes. Researchers have applied a 'water-in-salt' electrolyte that enables stable operation of a lithium-air battery, offers superior long cycle lifetimes and presents a platform that could help lithium-ion batteries achieve their full potential.

New technology could wean the battery world off cobalt

Apr 11, 2018: A research team has opened the door to using metals other than cobalt in lithium-based batteries, and have built cathodes with 50 percent more lithium-storage capacity than conventional materials.

New sodium-ion electrolyte may find use in solid-state batteries

Apr 10, 2018: A newly discovered structure of a sodium-based material allows the materials to be used as an electrolyte in solid-state batteries, according to researchers. The team is fine-tuning the material using an iterative design approach that they hope will shave years off the time from research to everyday use.

Robust and inexpensive catalysts for hydrogen production

Apr 10, 2018: Scientists were able to observe the smallest details of hydrogen production with the synthetic mineral pentlandite. This makes it possible to develop strategies for the design of robust and cost-effective catalysts for hydrogen production.

Ultra-powerful batteries made safer, more efficient

Apr 9, 2018: Researchers are laying the foundation for more widespread use of lithium metal batteries. They have developed a method to mitigate the formation of dendrites -- crystal-like masses -- that damage the batteries' performance.

Building lithium-sulfur batteries with paper biomass

Apr 2, 2018: A major byproduct in the papermaking industry is lignosulfonate, a sulfonated carbon waste material, which is typically combusted on site, releasing CO2 into the atmosphere after sulfur has been captured for reuse.

Once we can capture CO2 emissions, here's what we could do with it

Mar 29, 2018: The carbon dioxide (CO2) emitted from power plants each year doesn't have to go into the atmosphere. Researchers are optimistic that within the next decade we will be able to affordably capture CO2 waste and convert it into useful molecules for feedstock, biofuels, pharmaceuticals, or renewable fuels.

Next-gen lithium-metal batteries for electric vehicles, smart grids

Mar 28, 2018: Electric vehicles, wind turbines or smart grids require batteries with far greater energy capacity than currently available. A leading contender is the lithium-metal battery. However, dendrite, or sharp needles, made of clumps of lithium atoms can cause the batteries to heat up, lose efficiency and occasionally short-circuit. Using supercomputers, researchers have simulated the behavior of graphene oxide nanosheets that can limit the formation of dendrites.

Knitting electronics with yarn batteries

Mar 28, 2018: When someone thinks about knitting, they usually don't conjure up an image of sweaters and scarves made of yarn that can power watches and lights. But that's just what one group is reporting. They have developed a rechargeable yarn battery that is waterproof and flexible. It also can be cut into pieces and still work.

Better batteries: Scientists spice up electrolyte solution to increase charge cycles

Mar 27, 2018: When it comes to the special sauce of batteries, researchers have discovered it's all about the salt concentration. By getting the right amount of salt, right where they want it, they've demonstrated a small lithium-metal battery can recharge about seven times more than batteries with conventional electrolytes.