Alternative Energy

Hydrogen Fuel News

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

Oct 24, 2021

Hydrogen Fuel Cells

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.

New imaging tool visualizes cell functions in a microphysiological system

Aug 20, 2021: A microphysiological system (MPS) is a 3D organ construct using human cells. They show us how organs respond to drugs and environmental stimuli. Now, researchers have developed a new imaging tool for MPS using scanning probe microscopy.

Faster and cheaper ethanol-to-jet-fuel on the horizon

Aug 19, 2021: A patented process for converting alcohol sourced from renewable or industrial waste gasses into jet or diesel fuel is being scaled up.

The case for onboard carbon dioxide capture on long-range vehicles

Aug 18, 2021: A research team offers a practical way to make ships CO2 neutral -- or even CO2 negative -- with CO2-capturing solid oxide fuel cells. After 'burning' traditional carbon-based fuels, the fuel cell generates concentrated CO2 that can be stored on-board the ship. From there, the CO2 can either be sequestered or recycled into a renewable hydrocarbon fuel.

Touted as clean, 'blue' hydrogen may be worse than gas, coal, researchers say

Aug 12, 2021: 'Blue' hydrogen -- an energy source that involves a process for making hydrogen by using methane in natural gas -- is being lauded as a clean, green energy to help reduce global warming. But authors of a new report believe it may harm the climate more than burning fossil fuel.

Novel technique seamlessly converts ammonia to 'green' hydrogen

Aug 11, 2021: A recent study has announced a breakthrough in technology that efficiently converts liquid ammonia into hydrogen.

A clean US hydrogen economy is within reach, but needs a game plan, energy researchers say

Aug 11, 2021: Addressing climate change requires not only a clean electrical grid, but also a clean fuel to reduce emissions from industrial heat, long-haul heavy transportation, and long-duration energy storage. Hydrogen and its derivatives could be that fuel, argues a recent commentary , but a clean U.S. H2 economy will require a comprehensive strategy and a 10-year plan. The commentary suggests that careful consideration of future H2 infrastructure, including production, transport, storage, use, and economic viability, will be critical to the success of efforts aimed at making clean H2 viable on a societal scale.

Green hydrogen: Why do certain catalysts improve in operation?

Aug 9, 2021: As a rule, most catalyst materials deteriorate during repeated catalytic cycles – they age. But there are also compounds that increase their performance over the course of catalysis. One example is the mineral erythrite, a mineral compound comprising cobalt and arsenic oxides. Erythrite lends itself to accelerating oxygen generation at the anode during electrolytic splitting of water into hydrogen and oxygen.

Polymer coating accelerates fuel production

Aug 5, 2021: Researchers have found that introducing a polymer coating onto a tin catalyst accelerated the conversion of a greenhouse gas (CO2) into an industrial fuel (formate). Computational and electrochemical investigations supported a mechanism wherein a complete polymer layer surrounding the porous tin catalysts effectively captured and shuttled CO2 molecules to the catalytically active metal surface. This simple catalyst design strategy can be applied to develop CO2-recycling systems.

Stinkweed could make a cleaner bio-jet fuel, study finds

Aug 2, 2021: A common farm weed could make a 'greener' jet fuel with fewer production-related environmental impacts than other biofuels, a new study indicates.

Birnessite study offers insights for electrochemistry, energy storage

Aug 2, 2021: The adsorption of ions from the electrolyte at an electrode surface is a ubiquitous process, of use for both existing and emerging electrochemical energy technologies. But what happens when these ions penetrate very small spaces? To address this question, researchers examined the behavior of birnessite.

New nanomaterial to derive clean fuel from the sea

Jul 29, 2021: Hydrogen fuel derived from the sea could be an abundant and sustainable alternative to fossil fuels, but the potential power source has been limited by technical challenges, including how to practically harvest it. Researchers have designed a nanoscale material that can efficiently split seawater into oxygen and a clean energy fuel -- hydrogen.

Breathing new life into fuel cells

Jul 29, 2021: Researchers have discovered new dynamics that could supercharge a sluggish part of the core chemical reaction in fuel cells.

'Wrapping' anodes in 3D carbon nanosheets: The next big thing in li-ion battery technology

Jul 22, 2021: The lithium-ion battery is the future of sustainable energy technology, but drastic volume fluctuations in their anodes related to enhanced battery capacity raises a safety concern. Recently, researchers have found that embedding manganese selenide anodes in a 3D carbon nanosheet matrix is an innovative, simple, and low-cost means of reducing drastic volume expansion while improving the energy density of these batteries.

This device harvests power from your sweaty fingertips while you sleep

Jul 13, 2021: Researchers have developed a new device that harvests energy from the sweat on -- of all places -- your fingertips. To date, the device is believed to be the most efficient on-body energy harvester ever invented, producing 300 millijoules (mJ) of energy per square centimeter without any mechanical energy input during a 10-hour sleep and an additional 30 mJ of energy with a single press of a finger.

Preventing oxygen release leads to safer high-energy-density batteries

Jul 13, 2021: As rechargeable batteries get more powerful, the chance of batteries overheating -- thermal runaway -- increases. Seeking a way to make batteries safer, researchers have investigated one of thermal runaway's main triggers: oxygen release.

More EVs could reduce CO2 emissions in Hawaii by 93% in less than 30 years

Jul 7, 2021: By 2050, faster adoption of electric vehicles (EVs) and faster generation of renewable energy will result in 99% less fossil fuel consumed and 93% less CO2 emissions from passenger and freight vehicles on Oahu.

Scientists intensify electrolysis, utilize carbon dioxide more efficiently with magnets

Jun 30, 2021: A promising approach captures atmospheric carbon dioxide and then through CO2 electrolysis converts it into value-added chemicals and intermediates, like ethanol. Reducing the energy consumption of this high-power process has been underexplored. Researchers report a new opportunity to use magnetism to reduce the energy required for CO2 electrolysis by up to 60% in a flow electrolyzer.

Longer-lived lithium-metal battery marks step forward for electric vehicles

Jun 29, 2021: Researchers have increased the lifetime of a promising electric vehicle battery to a record level.

New work showcases the chemistry of an upcoming fuel cell electrolyte

Jun 29, 2021: Researchers demonstrate successive proton transport mechanism in a material that may be a future source of reliable primary and backup power.

Engineered yeast could expand biofuels' reach

Jun 25, 2021: Researchers found a way to reduce cellulosic feedstocks' toxicity to yeast, making it feasible to use these abundant feedstocks to produce ethanol, biodiesel, or bioplastics.

How to make lithium-ion batteries invincible

Jun 23, 2021: Scientists have made significant progress in developing battery cathodes using a new class of materials that provide batteries with the same if not higher energy density than conventional lithium-ion batteries but can be made of inexpensive and abundant metals. Known as DRX, which stands for disordered rocksalts with excess lithium, this novel family of materials was invented less than 10 years ago and allows cathodes to be made without nickel or cobalt.

Advancing research on environmentally friendly, hydrogen-enriched fuel

Jun 23, 2021: As you drive down the highway, you may notice an increasing number of hybrid and electric vehicles. Alternative energy automobiles are on the rise contributing to the global effort to reduce carbon emissions. As we move together down this road, researchers are looking to determine new solutions to this ongoing problem.

Producing hydrogen using less energy

Jun 22, 2021: The way in which a compound inspired by nature produces hydrogen has now been described in detail. These findings are the foundation for the energy-efficient production of hydrogen as a sustainable energy source.

Altered microstructure improves organic-based, solid state lithium EV battery

Jun 18, 2021: Researchers improve energy density in a novel electric vehicle battery - a step toward a more cost-effective, easily recycled battery that would allow EVs to travel farther and charge faster at a low cost.

Soaking up the sun: Artificial photosynthesis promises clean, sustainable source of energy

Jun 15, 2021: Humans can do lots of things that plants can't do. But plants have one major advantage over humans: They can make energy directly from the sun. That process of turning sunlight directly into usable energy - called photosynthesis - may soon be a feat humans are able to mimic to harness the sun's energy for clean, storable, efficient fuel. If so, it could open a whole new frontier of clean energy.

Printing flexible wearable electronics for smart device applications

Jun 10, 2021: With the increase in demand for flexible wearable electronics, researchers have explored flexible energy storage devices, such as flexible supercapacitators, that are lightweight and safe and easily integrate with other devices. Printing electronics has proved to be an economical, simple, and scalable strategy for fabricating FSCs. Researchers provide a review of printed FSCs in terms of ability to formulate functional inks, design printable electrodes, and integrate functions with other electronic devices.