Alternative Energy

Hydrogen Fuel News

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

Jan 16, 2019

Hydrogen Fuel Cells

Technique identifies electricity-producing bacteria

Jan 11, 2019: Engineers have developed a microfluidic technique that can quickly process small samples of bacteria and gauge a specific property that's highly correlated with bacteria's ability to produce electricity. They say that this property, known as polarizability, can be used to assess a bacteria's electrochemical activity in a safer, more efficient manner compared to current techniques.

Discovery adapts natural membrane to make hydrogen fuel from water

Jan 10, 2019: Scientists have combined two membrane-bound protein complexes to perform a complete conversion of water molecules to hydrogen and oxygen.

New catalysts for better fuel cells

Jan 9, 2019: Researchers have fabricated nano-sized catalysts that could improve the performance and production of clean energy fuel cells.

Making cell phones and power lines more durable

Jan 3, 2019: Researchers have developed a way to make cell phones and power lines more durable. …

Illuminating nanoparticle growth with X-rays

Dec 26, 2018: Ultrabright X-rays at NSLS-II reveal key details of catalyst growth for more efficient hydrogen fuel cells.

Lean electrolyte design is a game-changer for magnesium batteries

Dec 21, 2018: Researchers have discovered a promising new version of high-energy magnesium batteries, with potential applications ranging from electric vehicles to battery storage for renewable energy systems.

A lung-inspired design turns water into fuel

Dec 20, 2018: Scientists have designed an electrocatalytic mechanism that works like a mammalian lung to convert water into fuel. Their research could help existing clean energy technologies run more efficiently.

Disordered crystals are promising for future battery technology

Dec 19, 2018: Tiny, disordered particles of magnesium chromium oxide may hold the key to new magnesium battery energy storage technology, which could possess increased capacity compared to conventional lithium-ion batteries, find researchers.

Graphene's magic is in the defects

Dec 18, 2018: A team of researchers has solved a longstanding puzzle of how to build ultra-sensitive, ultra-small electrochemical sensors with homogenous and predictable properties by discovering how to engineer graphene structure on an atomic level.

Flexible thermoelectric generator module: A silver bullet to fix waste energy issues

Dec 18, 2018: Researchers developed an inexpensive large-scale flexible thermoelectric generator (FlexTEG) module with high mechanical reliability for highly efficient power generation. Through a change in direction of the top electrodes at the two sides of the module and the use of high density packaging of semiconductor chips, the FlexTEG module has more flexibility in any uniaxial direction.

Scientists maximize the effectiveness of platinum in fuel cells

Dec 13, 2018: Scientists have identified a new catalyst that uses only about a quarter as much platinum as current technology by maximizing the effectiveness of the available platinum.

For a longer battery life: Pushing lithium ion batteries to the next performance level

Dec 13, 2018: Conventional lithium ion batteries have reached performance limits. Scientists have now developed a new nanostructured anode material for lithium ion batteries, which extends the capacity and cycle life of the batteries. Based on a mesoporous mixed metal oxide in combination with graphene, the material could provide a new approach how to make better use of batteries in large devices such as electric or hybrid vehicles.

Low-cost catalyst boosts hydrogen production from water

Dec 12, 2018: A future powered by carbon-free fuel depends on our ability to harness and store energy from renewable but intermittent sources, such as solar and wind. Now, a new catalyst gives a boost to a number of clean energy technologies that depend on producing hydrogen from water.

Paving the way for more efficient hydrogen cars

Dec 5, 2018: For hydrogen cars to become mainstream, scientists need to develop more efficient hydrogen-storage systems. Now, researchers have used metal-organic frameworks (MOFs) to set a new record for hydrogen storage capacity under normal operating conditions.

Team converts wet biological waste to diesel-compatible fuel

Dec 4, 2018: In a step toward producing renewable engine fuels that are compatible with existing diesel fuel infrastructure, researchers report they can convert wet biowaste, such as swine manure and food scraps, into a fuel that can be blended with diesel and that shares diesel's combustion efficiency and emissions profile.

Electrochemical techniques for monitoring microbial growth demonstrated

Dec 4, 2018: Researchers have demonstrated the use of electrochemical techniques to monitor the growth status and energy levels of microorganisms used in biotechnology industries.

Business Gets Down to Hydrail

Dec 4, 2018: by guest blogger, Stan Thompson When Dr. Holger Busche conceived wind turbine powered commuter trains for Schleswig-Holstein, Germany, back in 1998, he probably had a business model in mind, though he is a committed environmentalist. But by the time I presented the passenger hydrail concept to the US DOT in 2003, the environmental angle had become ……

New Mercedes-Benz GLC F-Cell Launched

Nov 30, 2018: For the first time in their history, Mercedes-Benz has handed over their first ever GLC F-CELL vehicles to members of the German auto market. This new vehicle makes use of fuel cells and plug-in battery drives. With this latest release using plug-in technology to charge the vehicle, too, this is a very interesting step into ……

Brilliant iron molecule could provide cheaper solar energy

Nov 30, 2018: For the first time, researchers have succeeded in creating an iron molecule that can function both as a photocatalyst to produce fuel and in solar cells to produce electricity. The results indicate that the iron molecule could replace the more expensive and rarer metals used today.

New catalyst produces cheap hydrogen fuel

Nov 29, 2018: Chemistry researchers have discovered cheaper and more efficient materials for producing hydrogen for the storage of renewable energy that could replace current water-splitting catalysts.

Putting hybrid-electric aircraft performance to the test

Nov 27, 2018: Although hybrid-electric cars are becoming commonplace, similar technology applied to airplanes comes with significantly different challenges. Aerospace engineers are addressing some of them toward the development of a more sustainable alternative to fossil fuels to power airplanes.

Living electrodes with bacteria and organic electronics

Nov 26, 2018: Researchers have developed a method that increases the signal strength from microbial electrochemical cells by up to 20 times. The secret is a film with an embedded bacterium: Shewanella oneidensis.

Affordable catalyst for CO2 recycling

Nov 16, 2018: A catalyst for carbon dioxide recycling, Mineral pentlandite may also be a conceivable alternative to expensive precious metal catalysts. Pentlandite had previously been known as a catalyst for hydrogen production. By adding a suitable solvent, the researchers successfully utilised it to convert carbon dioxide into carbon monoxide. The latter is a common source material in the chemical industry.

Next step on the path towards an efficient biofuel cell

Nov 14, 2018: Fuel cells that work with the enzyme hydrogenase are, in principle, just as efficient as those that contain the expensive precious metal platinum as a catalyst. However, the enzymes need an aqueous environment, which makes it difficult for the starting material for the reaction -- hydrogen -- to reach the enzyme-loaded electrode. Researchers solved this problem by combining previously developed concepts for packaging the enzymes with gas diffusion electrode technology.

Purple bacteria 'batteries' turn sewage into clean energy

Nov 13, 2018: Purple phototrophic bacteria -- which can store energy from light -- when supplied with an electric current can recover near to 100 percent of carbon from any type of organic waste, while generating hydrogen gas for use as fuel.

Nano-scale process may speed arrival of cheaper hi-tech products

Nov 9, 2018: Researchers have developed an inexpensive way to make products incorporating nanoparticles -- such as high-performance energy devices or sophisticated diagnostic tests -- which could speed the commercial development of devices, materials and technologies.

Extending the life of low-cost, compact, lightweight batteries

Nov 8, 2018: A new method can greatly extend the life of inexpensive, compact, lightweight metal-air batteries.

Metallic nanocatalysts imitate the structure of enzymes

Nov 8, 2018: An international team of researchers has transferred certain structural characteristics of natural enzymes, which ensure particularly high catalytic activity, to metallic nanoparticles. The desired chemical reaction thus did not take place at the particle surface as usual, but in channels inside the metal particles -- and with three times higher catalytic activity.

Images of photosynthetic protein complex splitting water

Nov 7, 2018: In a new article presents high-resolution images of photosystem II, the protein complex that splits water into hydrogen ions and oxygen during photosynthesis. The images will help researchers better understand this complex mechanism, possibly opening up the door to developing cheap and efficient solar fuel devices.

Graphene takes a step towards renewable fuel

Nov 7, 2018: Researchers are working to develop a method to convert water and carbon dioxide to the renewable energy of the future, using the energy from the sun and graphene applied to the surface of cubic silicon carbide. They have now taken an important step towards this goal, and developed a method that makes it possible to produce graphene with several layers in a tightly controlled process.

New material cleans and splits water

Nov 5, 2018: Researchers have developed a photocatalytic system based on a material in the class of metal-organic frameworks. The system can be used to degrade pollutants present in water while simultaneously producing hydrogen that can be captured and used further.

Laser technique may open door to more efficient clean fuels

Oct 30, 2018: Electrocatalysts have shown promise as a way to efficiently convert waste CO2 into clean fuels, but the mechanisms by which they operate are often unknown making it hard for researchers to design new ones in a rational manner. New research demonstrates a laser-based spectroscopy technique that can be used to study the electrochemical reduction of CO2 in-situ and provide much-needed insights into these complex chemical pathways.

Modelling a future fuelled by sustainable energy

Oct 30, 2018: Economists have modeled the transition from a world powered by fossil fuels to one in which sustainable sources supply all our energy needs.

A solar cell that does double duty for renewable energy

Oct 29, 2018: Researchers have developed an artificial photosynthesis device called a ''hybrid photoelectrochemical and voltaic (HPEV) cell'' that turns sunlight and water into two types of energy - hydrogen fuel and electricity.

Finally, a robust fuel cell that runs on methane at practical temperatures

Oct 29, 2018: Either exorbitantly expensive fuel or insanely hot temperatures have made fuel cells a boutique proposition, but now there's one that runs on cheap methane and at much lower temperatures.

Breakthrough in process to produce hydrogen fuel

Oct 29, 2018: Researchers have cracked the chemical mechanism that will enable development of a new and more efficient photo-chemical process to produce hydrogen fuel from water, according to a new article.

Whiskers, surface growth and dendrites in lithium batteries

Oct 25, 2018: Researchers take a closer look at lithium metal plating and make some surprising findings that might lead to the next generation of batteries.

Nanotubes may give the world better batteries

Oct 25, 2018: Scientists use thin films of multiwalled carbon nanotubes to keep lithium metal from sprouting dendrites, tentacle-like growths that can cause batteries to fail. The strategy could be key to developing batteries that hold more energy and charge faster than current, ubiquitous lithium-ion batteries.

Efficient electrochemical cells for carbon dioxide conversion

Oct 25, 2018: Scientists have developed electrochemical cells that convert carbon monoxide derived from carbon dioxide into commercially viable compounds more effectively and efficiently than existing technologies. Their research provides a new strategy for capturing carbon dioxide and converting it into chemical feedstocks.

Mysteries of polymer strands in fuel cells unravelled

Oct 24, 2018: Fuel cell efficiency of hydrogen fuel cells decreases as the Nafion membrane, used to separate the anode and cathode within a fuel cell, swells as it interacts with water. Russian and Australian researchers have now shown that this Nafion separator membrane partially unwinds some of its constituent fibers, which then protrude away from the surface into the bulk water phase for hundreds of microns.

Nanodiamonds as photocatalysts

Oct 18, 2018: Diamond nanomaterials are considered hot candidates for low-cost photocatalysts. They can be activated by light and can then accelerate certain reactions between water and CO2 and produce carbon-neutral 'solar fuels'. The EU project DIACAT has now doped such diamond materials with boron and shown at BESSY II how this could significantly improve the photocatalytic properties.

New material, manufacturing process use sun's heat for cheaper renewable electricity

Oct 18, 2018: Scientists have developed a new material and manufacturing process that would make one way to use solar power -- as heat energy -- more efficient in generating electricity.

3D-printed lithium-ion batteries

Oct 17, 2018: Electric vehicles and most electronic devices, such as cell phones and laptop computers, are powered by lithium-ion batteries. Until now, manufacturers have had to design their devices around the size and shape of commercially available batteries. But researchers have developed a new method to 3D print lithium-ion batteries in virtually any shape.

New, durable catalyst for key fuel cell reaction may prove useful in eco-friendly vehicles

Oct 16, 2018: A new catalyst exceeds Department of Energy targets for performing the oxygen reduction reaction, a key step in generating an electric current in a hydrogen fuel cell.

A stabilizing influence enables lithium-sulfur battery evolution

Oct 16, 2018: A new approach to making the sulfur cathodes in lithium-sulfur batteries, could preserve their impressive energy density -- clearing a significant hurdle that had blocked their widespread use for more than a decade.

Building a better battery layer by layer

Oct 12, 2018: Scientists are now closer to a thin, high-capacity lithium-ion battery that could open the gates to better energy storage systems for electric vehicles.

Novel use of NMR sheds light on easy-to-make electropolymerized catalysts

Oct 5, 2018: In the world of catalytic reactions, polymers created through electropolymerization are attracting renewed attention. A group of researchers recently provided the first detailed characterization of the electrochemical properties of polyaniline and polyaspartic acid (PASP) thin films. The team used a wide range of tests to characterize the polymers, especially their capacity for catalyzing the oxidation of popularly used materials, hydroquinone and catechol.

New fuel cell concept brings biological design to better electricity generation

Oct 3, 2018: Fuel cells have long been viewed as a promising power source. But most fuel cells are too expensive, inefficient, or both. In a new approach, inspired by biology, a team has designed a fuel cell using cheaper materials and an organic compound that shuttles electrons and protons.

Imaging accumulated charges at solid-electrolyte interfaces

Oct 2, 2018: Researchers have developed a three-dimensional open-loop electric potential microscopy technique to visualize the charge accumulation behavior at the interface between a solid electrode and liquid electrolyte. The technique was used for providing information about the charge distribution at the interface between a copper wire electrode and salt-based electrolyte. This technique increases our ability to probe nanoscale interfacial phenomena, making it useful for research in electronics, electrochemistry, and biology.

Artificial leaf: Highly active organic photocatalyst discovered

Oct 1, 2018: Scientists have synthesized a new organic material that can convert water into hydrogen fuel using sunlight.