Alternative Energy

Hydrogen Fuel News

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

Jan 22, 2022

Hydrogen Fuel Cells

Unexpected energy storage capability where water meets metal surfaces

Jan 19, 2022: Researchers have used current and voltage measurements on individual nanoparticles to determine that the capacitively stored charge at platinum interfaces can be significantly higher than previously assumed. They attribute this to a special arrangement and bonding of water molecules.

A catalyst for more efficient green hydrogen production

Jan 14, 2022: Researchers have developed a new water-splitting process and material that maximize the efficiency of producing green hydrogen, making it an affordable and accessible option for industrial partners that want to convert to green hydrogen for renewable energy storage instead of conventional, carbon-emitting hydrogen production from natural gas.

Overcoming a bottleneck in carbon dioxide conversion

Jan 11, 2022: A new study reveals why some attempts to convert carbon dioxide into fuel have failed, and offers possible solutions.

Ions in the machine: How simple liquids like water can perform complex calculations

Jan 11, 2022: To demonstrate the potential of chemical dynamics as a computing resource, researchers developed a method for building physical reservoirs based on the electrochemical reactions of solutions placed on electrodes. Polyoxometalate in solution was found to predict periodic signals well. In contrast, distilled water was suitable for solving a second-order nonlinear problem. These findings demonstrate the potential for electrochemical ion reactions in low-cost and energy efficient reservoir computing systems.

Realistic portraits of squishy layer that’s key to battery performance

Jan 6, 2022: Scientists have made realistic close-ups of a plump, squishy layer called the solid-electrolyte interphase (SEI) that forms on lithium metal anodes as a result of chemical reactions with the electrolyte. Knowing what it really looks will give them a new way to improve next-gen battery design.

Study finds electric vehicles provide lower carbon emissions through additional channels

Dec 22, 2021: A recent study found that the total indirect emissions from the supply of chain of electric vehicles pale in comparison to the same indirect emissions from fossil fuel-powered vehicles.

Cochlear implant as a sensor

Dec 21, 2021: The cochlear implant (CI) is the most successful neural prosthesis worldwide. Thanks to direct stimulation of the auditory nerve, it enables more than half a million people worldwide to hear, even though those affected were born deaf or deafened. Researchers have developed a method to convert the stimulation electrodes of common CIs into electrochemical sensors. With the help of this novel sensor function, the functionality of cochlear implants could be monitored directly in the inner ear in the long term.

Nanodiamonds are key to efficient hydrogen purification

Dec 16, 2021: Researchers describe how nanodiamond-reinforced composite membranes can purify hydrogen from its humid mixtures, making the hydrogen generation processes vastly more efficient and cost-effective.

Researchers develop advanced catalysts for clean hydrogen production

Dec 10, 2021: New research into the design of catalysts has shown that hydrogen can be cleanly produced with much greater efficiency and at a lower cost than is possible with current commercially available catalysts.

Sodium-based material yields stable alternative to lithium-ion batteries

Dec 7, 2021: Scientists have developed a new sodium metal anode for rechargeable batteries that resists the formation of dendrites, a common problem with standard sodium metal anodes that can lead to shorting and fires.

Battery 'dream technology' a step closer to reality with new discovery

Dec 7, 2021: A sodium-sulfur battery solves one of the biggest hurdles that has held back the technology as a commercially viable alternative to the ubiquitous lithium-ion batteries that power everything from smartphones to electric vehicles.

Another reason why batteries can’t charge in minutes

Dec 2, 2021: Researchers find new issue complicating fast charging.

Research pushes auto industry closer to clean cars powered by direct ethanol fuel cells

Nov 29, 2021: Alternative-energy research is charting a path toward the mass adoption of clean cars powered by direct-ethanol fuel cells.

New study shows electric fields can improve the efficiency of wastewater purification

Nov 24, 2021: A new technological advancement uses an electric field to achieve efficient and low-cost ammonia removal from wastewater.

Free green services could substantially reduce emissions

Nov 23, 2021: Using carbon tax revenue to fund free green electricity and public transport could significantly reduce individual households' greenhouse gas emissions, a new study has found.  Providing these services for free could reduce home energy emissions by 13.4%, and motor fuel emissions by 23.8%. …

Speeding up the energy transition reduces climate risks

Nov 19, 2021: The World Climate Conference in Glasgow has just ended, and the question is whether the goal of maximum global heating of 1.5°C can still be achieved. In a model calculation, researchers show how the energy transition could lead to the lowest possible cumulative emissions: Instead of slowly cutting back emissions, we should quickly push ahead with the conversion to solar energy and use fossil power plants at full capacity for one last time to do so.

Prize-winning technology for large-scale energy storage

Nov 19, 2021: Safe, cheap and sustainable technology for energy storage has been developed. It is based on two major breakthroughs: the manufacture of wood-based electrodes in rolled form, and a new type of water-based electrolyte.

Developing high-performance MXene electrodes for next-generation powerful battery

Nov 19, 2021: Two-dimensional MXene has been a rising star in the energy world as this material can store energy fast. But their unstable voltage output limits their applications. A collaborative research team has recently developed battery-like electrochemical Nb2CTx MXene electrodes with stable voltage output and high energy density by using a high-voltage scanning strategy. These latest findings may lead to a breakthrough in inventing the powerful battery of the next generation.

Liquid fuels from carbon dioxide

Nov 15, 2021: A new electrocatalyst called a-CuTi@Cu converts carbon dioxide (CO2) into liquid fuels. Active copper centered on an amorphous copper/titanium alloy produces ethanol, acetone, and n-butanol with high efficiency.

Inexpensive carbon-based catalyst for carbon neutrality

Nov 11, 2021: Researchers develop a catalyst screening system for carbon dioxide conversion. Computer simulation evaluates and screens catalysts to enable efficient designs.

New scalable method resolves materials joining in solid-state batteries

Nov 10, 2021: Scientists have developed a scalable, low-cost method to improve the joining of materials in solid-state batteries, resolving one of the big challenges in the commercial development of safe, long-lived energy storage systems.

Repurposing carbon dioxide may be key to net-zero emissions

Nov 4, 2021: Researchers recently published a comprehensive review article on how carbon dioxide can be isolated through reduction reactions and then transformed into value-added chemicals for fuels, thereby providing a path to repurpose excess carbon dioxide.

Making aircraft fuel from sunlight and air

Nov 4, 2021: Scientists have built a plant that can produce carbon-neutral liquid fuels from sunlight and air. The next goal will be to take this technology to industrial scale and achieve competitiveness. Researchers now describe how this novel solar reactor functions and outline a policy framework that would provide incentives to expand the production of 'solar kerosene'.

Turning plastic grocery bags into sustainable fuel

Nov 3, 2021: Researchers report using catalytic pyrolysis to turn plastic wastes into a valuable fuel source. They focused on recycling plastic and upgrading plastic into other products or converting it to a vapor with heat, which met a catalyst and turned into the desired fuel-like product. This pyrolytic process transforms primary organic waste into a sustainable fuel or other valuable chemical.

New battery technology could power wearable, self-sustaining fever detector

Oct 26, 2021: Researchers hope to harness the thermal energy generated by body heat to power a small, electronic device capable of detecting fever in the wearer.

Affordable policy which could stop fossil fuels causing global warming

Oct 26, 2021: Imagine a single policy, imposed on one industry, which would, if enforced consistently, stop fossil fuels causing global warming within a generation. The Carbon Takeback Obligation could do just that. It requires fossil fuel extractors and importers to dispose safely and permanently of a rising fraction of the CO2 they generate, with that fraction rising to 100% by the year of net-zero. Critically, this would include carbon dioxide generated by the products they sell.

New material could pave the way for better, safer batteries

Oct 21, 2021: A material derived from trees could potentially replace liquid electrolytes in next-generation batteries.

A new single-atom catalyst can produce hydrogen from urea at an exceptional rate

Oct 13, 2021: A new single-atom catalyst can produce hydrogen from urea at an exceptional rate. Liquid nitrogen quenching introduces tensile-strain on the surface of oxide support, stabilizing ultra-high loading of single metal atom sites.

New catalyst helps combine fuel cell, battery into one device

Oct 6, 2021: A team has developed a catalyst that can be used to both generate fuel and provide power.

Silicon anodes muscle in on battery technology

Oct 5, 2021: One effort toward better batteries for electric vehicles is hitting overdrive, thanks to new findings about silicon anodes.

From recycling to upcycling: A smarter way of dealing with plastic

Sep 29, 2021: Researchers have developed a clean and cost-effective way to upcycle used plastic, transforming it into valuable nanomaterials and high-quality fuel.

In the race to reduce car emissions, don't forget longevity

Sep 24, 2021: The debate on green vehicles often focuses on fuel efficiency and alternative fuels, with the transition to fuel alternatives commonly being considered better for the environment the faster it is. A new study shows that keeping and using existing fuel-efficient cars a little longer can actually reduce CO? emissions even with gasoline cars. Thus, a gradual transition and policies that encourage a change in consumption patterns are also key for reducing overall emissions.

A new solid-state battery surprises the researchers who created it

Sep 23, 2021: Engineers created a new type of battery that weaves two promising battery sub-fields into a single battery. The battery uses both a solid state electrolyte and an all-silicon anode, making it a silicon all-solid-state battery. The initial rounds of tests show that the new battery is safe, long lasting, and energy dense. It holds promise for a wide range of applications from grid storage to electric vehicles.

Engineers discover way to turn organic waste into renewable biofuel additives using radiation

Sep 22, 2021: The renewable proportion of petrol is set to increase to 20 per cent over the coming years, meaning the discovery of a new production pathway for these additives could help in the fight to cut carbon dioxide emissions and tackle climate change. Engineers propose a process to generate one such additive, solketal, using waste from both biochemical and nuclear industries -- termed a nuclear biorefinery.

Researchers infuse bacteria with silver to improve power efficiency in fuel cells

Sep 16, 2021: A team of engineers and chemists has taken a major step forward in the development of microbial fuel cells -- a technology that utilizes natural bacteria to extract electrons from organic matter in wastewater to generate electrical currents.

A spoonful of sugar opens a path to longer lasting lithium sulfur batteries

Sep 10, 2021: Simply by adding sugar, researchers have created a longer-lasting, lighter, more sustainable rival to the lithium-ion batteries that are essential for aviation, electric vehicles and submarines.

Cheaper hydrogen production

Sep 10, 2021: Electrolytic hydrogen production powered by renewable energy is seen as an environmentally friendly means to ameliorate global climate and energy problems. A research team has now introduced a novel and inexpensive material for electrodes that may provide for highly efficient, energy-saving hydrogen production: porous, phosphorized CoNi2S4 yolk-shell nanospheres.

Transforming ‘sewer gas’ into clean hydrogen fuel

Sep 9, 2021: Scientists have found a new chemical process to turn a stinky, toxic gas into a clean-burning fuel.

A more efficient way to find a more efficient battery

Sep 9, 2021: Research has the potential to speed up development of high-capacity storage batteries while spending less time in a lab.

Combining sunlight and wastewater nitrate to make the world’s No. 2 chemical

Sep 8, 2021: Engineers have created a solar-powered electrochemical reaction that not only uses wastewater to make ammonia -- the second most-produced chemical in the world -- but also achieves a solar-to-fuel efficiency that is 10 times better than any other comparable technology.

New opportunities for light-powered battery and fuel cell design

Sep 8, 2021: Researchers induced substantial motion of oxide ions within perovskite crystals by using pulses of ultraviolet light. Such motion provides a means to store energy in the crystals. This development will help researchers improve the functionality of solid-state electrolytes in batteries and fuel cells.

Stretching the capacity of flexible energy storage

Sep 8, 2021: Some electronics can bend, twist and stretch in wearable displays, biomedical applications and soft robots. While these devices' circuits have become increasingly pliable, the batteries and supercapacitors that power them are still rigid. Now, researchersreport a flexible supercapacitor with electrodes made of wrinkled titanium carbide -- a type of MXene nanomaterial -- that maintained its ability to store and release electronic charges after repetitive stretching.

Actuator discovery outperforms existing technology

Sep 4, 2021: A newly developed electrochemical actuator using specialized organic semiconductor nanotubes is likely to become a key factor for future researchers in the fields of robotics, bioelectronics and biomedicine.

Making methane from CO2: Carbon capture grows more affordable

Sep 3, 2021: Researchers can make methane from captured CO2 and renewably sourced hydrogen, offering a path toward cheaper synthetic natural gas.

Improved water splitting method: A green energy innovation

Aug 30, 2021: Hydrogen is a promising clean energy source with great potential to replace greenhouse gas-emitting fossil fuels. While total water (H2O) splitting is the easiest way to obtain hydrogen (H2), this reaction is slow and not yet commercially feasible. Now, scientists have developed a novel electrocatalyst that significantly improves hydrogen production from water splitting in an energy and cost-efficient way.

Breaking ammonia: A new catalyst to generate hydrogen from ammonia at low temperatures

Aug 30, 2021: Ammonia, a carbon-free resource can be split into nitrogen and hydrogen gas with the help of metal catalysts like Nickel (Ni). However, these reactions often require very high operating temperatures. Now scientists have developed a highly efficient calcium imide (CaNH)-supported Ni catalyst that can decompose ammonia at temperatures 100°C lower than what conventional Ni catalysts require. This promising new catalyst can get us closer to sustainably producing hydrogen fuel.

A solid favor for researchers: A new way to investigate the electric double layer effect

Aug 26, 2021: All-solid-state batteries are expected to replace conventional batteries with a liquid electrolyte thanks to their improved safety, durability, and capacity. However, the electric double layer (EDL) effect is a phenomenon that is suspected to be a hindrance to battery performance and is difficult to measure. To tackle this issue, scientists have developed a new methodology to explore the EDL using diamond-based field-effect transistors, paving the way to better solid-state ionic devices and batteries.

Record-breaking lithium-metal cell

Aug 24, 2021: A new type of lithium-metal battery reaches an extremely high energy density of 560 watt-hours per kilogram -- based on the total weight of the active materials -- with a remarkable stability. Researchers used a promising combination of cathode and electrolyte: The nickel-rich cathode enables storage of high energy per mass, the ionic liquid electrolyte ensures largely stable capacity over many cycles.

Green hydrogen: Focus on the catalyst surface

Aug 24, 2021: Hydrogen produced from renewable energy sources with the help of electric power is deemed a key to the energy transition: It can be used to chemically store wind and solar energy in a CO2-neutral way. Researchers have studied water electrolysis processes on the surface of an iridium oxide catalyst.

High-rate magnesium rechargeable batteries move one step closer to realization

Aug 23, 2021: Magnesium rechargeable batteries show immense promise for a greener future because of their energy density, safety, and cost. But the lack of high-performance cathode materials has impeded their development. Now, a research team has developed liquid-sulfur/sulfide composite cathodes that enable high-rate magnesium batteries.