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Engineers develop new materials for hydrogen storage

April 15, 2014 9:43 am | News | Comments

Researchers in California have created, for the first time, compounds made from mixtures of calcium hexaboride, strontium and barium hexaboride. They also demonstrated that these ceramic materials could be manufactured using a simple, low-cost manufacturing method known as combustion synthesis.

Sunlight generates hydrogen in new porous silicon

April 10, 2014 11:20 am | by A'ndrea Elyse Messer, Penn State Univ. | News | Comments

Porous silicon manufactured in a bottom up procedure using solar energy can be used to generate...

Building better catalysts for splitting water

April 2, 2014 9:25 am | by Argonne National Laboratory | News | Comments

The dream of a hydrogen economy — a world run on H2gas, free from the pollution and...

Artificial leaf jumps developmental hurdle

February 18, 2014 11:00 am | News | Comments

In a recent early online edition of Nature Chemistry, Arizona State Univ. scientists,...

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Atomic-scale catalysts may produce cheap hydrogen

January 22, 2014 8:13 am | News | Comments

Researchers at North Carolina State Univ. have shown that a one-atom thick film of molybdenum sulfide (MoS2) may work as an effective catalyst for creating hydrogen. The work opens a new door for the production of cheap hydrogen. Hydrogen holds great promise as an energy source, but the production of hydrogen from water electrolysis currently relies in large part on the use of expensive platinum catalysts.

Researchers harness sun’s energy during day for use at night

January 14, 2014 2:22 pm | News | Comments

Solar energy has long been used as a clean alternative to fossil fuels such as coal and oil, but it could only be harnessed during the day when the sun’s rays were strongest. Now researchers have built a system that converts the sun’s energy not into electricity but hydrogen fuel and stores it for later use, allowing us to power our devices long after the sun goes down.

Scientists discover quick recipe for producing hydrogen

December 9, 2013 10:00 am | News | Comments

Researchers in Lyon, a French city famed for its cuisine, have discovered a quick-cook recipe for copious volumes of hydrogen that involves water, rock, aluminum oxide and extreme pressure. The breakthrough suggests a better way of producing the hydrogen that propels rockets and energizes battery-like fuel cells.

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Designing a better catalyst for solar-powered hydrogen production

December 3, 2013 12:58 pm | News | Comments

Hydrogen is a “green” fuel that burns cleanly and can generate electricity via fuel cells. One way to sustainably produce hydrogen is by splitting water molecules using the renewable power of sunlight, but scientists are still learning how to control and optimize this reaction with catalysts. At the National Synchrotron Light Source, a research group has determined key structural information about a potential catalyst.

New aluminum alloy stores hydrogen

November 5, 2013 3:28 pm | News | Comments

We use aluminum to make planes lightweight, store sodas in recyclable containers, keep the walls of our homes energy efficient and ensure that the Thanksgiving turkey is cooked to perfection. Now, thanks to a group of Japanese researchers, there may soon be a new application for the versatile metal: hydrogen storage for fuel cells.

Bioelectrochemical systems: Electricity generators of the future?

October 28, 2013 7:58 am | News | Comments

Billions of euros are spent treating trillions of liters of wastewater every year, consuming substantial amounts of energy. However, this wastewater could act as a renewable resource, saving significant quantities of energy and money, as it contains organic pollutants which can be used to produce electricity, hydrogen and high-value chemicals, such as caustic soda.

Unique chemistry in hydrogen catalysts

October 25, 2013 8:23 am | News | Comments

Making hydrogen easily and cheaply is a dream goal for clean, sustainable energy. Bacteria have been doing exactly that for billions of years, and now chemists at the Univ. of California, Davis and Stanford Univ. are revealing how they do it, and perhaps opening ways to imitate them.

Nanocrystal catalyst transforms impure hydrogen into electricity

September 18, 2013 2:20 pm | News | Comments

Carbon monoxide is a poisoning impurity in hydrogen derived from natural gas. If a catalyst could be developed that can handle this impure fuel, it could be a substantially less expensive alternative to pure hydrogen produced from water. Scientists at Brookhaven National Laboratory have used a simple, “green” process to create a new core-shell catalyst that tolerates carbon monoxide in fuel cells.

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Scientists create new hydrogen fuel safety app

September 16, 2013 8:17 am | News | Comments

Engineers and scientists at the Pacific Northwest National Laboratory have developed an app that focuses on hydrogen safety. The Hydrogen Tools app comes at a time when the use of fuel cells is growing. Fuel cells generate electricity by driving electrochemical reactions using hydrogen and air, producing power with dramatically reduced emissions compared to traditional hydrocarbon-based fuels. The only byproducts are heat and water.

Arizona State, Sandia Labs sign renewable energy agreement

September 3, 2013 4:36 pm | News | Comments

A formal partnership agreement to encourage collaborative research, build educational and workforce development programs and inform policy endeavors regarding renewable energy efforts has been signed by Sandia National Laboratories and Arizona State Univ. The move will facilitate multidisciplinary collaborations and help them secure research funding.

Unique semiconductor-catalyst generates hydrogen fuel from sunlight

August 29, 2013 3:54 pm | by Lynn Yarris, Berkeley Lab | News | Comments

Bionic leaves that could produce fuels from nothing more than sunlight, water and carbon dioxide, with no byproducts other than oxygen, represent an ideal alternative to fossil fuels but also pose numerous scientific challenges. In a major advance, researchers at Lawrence Berkeley National Laboratory have developed a method by which molecular hydrogen-producing catalysts can be interfaced with a semiconductor that absorbs visible light.

Hydrogen produced from water using carbon/charcoal powder

August 29, 2013 12:16 pm | News | Comments

In the latest advance in efforts to find an inexpensive way to make hydrogen from ordinary water, scientists are reporting that powder from high-grade charcoal and other forms of carbon can free hydrogen from water illuminated with laser pulses.

The best of two worlds: Solar hydrogen production breakthrough

July 29, 2013 2:43 pm | News | Comments

Using a simple solar cell and a photo anode made of a metal oxide, scientists in Europe have successfully stored nearly 5% of solar energy chemically in the form of hydrogen. The significance of the advance is based on the design of the solar cell, which is much simpler than that of the high-efficiency triple-junction cells based on amorphous silicon or class III-V semiconductors.

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Power for seaports may be the next job for hydrogen fuel cells

June 27, 2013 8:01 am | News | Comments

Hydrogen fuel cells are already powering mobile lighting systems, forklifts, emergency backup systems and light-duty trucks, among other applications. Now, researchers at Sandia National Laboratories have found that hydrogen fuel cells may be both technically feasible and commercially attractive as a clean, quiet and efficient power source for ships at berth, replacing on-board diesel generators.

Policy issues plague hydropower as wind power backup

June 25, 2013 11:25 am | News | Comments

Theoretically, hydropower can step in when wind turbines go still, but barriers to this non-polluting resource serving as a backup are largely policy- and regulation-based, according to Penn State Univ. researchers. The U.S. Dept. of Energy recently examined the feasibility of producing 20% of U.S. electricity from wind by 2030. 

Polymer-coated catalyst protects "artificial leaf"

June 17, 2013 6:42 pm | News | Comments

Electrolysis is often used to produce hydrogen that can be used for a storable fuel. Modified solar cells with highly efficient architecture can use this method to obtain hydrogen from water with the help of catalysts. But these solar cells rapidly corrode in aqueous electrolytes. By embedding the catalysts in an electrically conducting polymer, researchers have prevented this corrosion while maintaining competitive efficiency.

PEMs Stack Up to the Competition

June 6, 2013 11:57 am | by Paul Livingstone | Articles | Comments

The element hydrogen offers hope and headaches in equal measure. The most abundant element on the planet is also one of the most attractive for use as fuel. But because it is also the lightest element, it does not naturally occur in pure form. Hydrogen is so crucial in manufacturing, energy supply, and scientific research that new methods to improve production are being eagerly sought.

Sandia, SRI International sign pact to advance hydrogen gas research

May 30, 2013 7:50 am | News | Comments

Sandia National Laboratories and SRI International will join forces to explore, test and evaluate a broad range of hydrogen and natural gas fuel systems and components for transportation applications under a new agreement. The five-year memorandum of understanding is the first agreement in Sandia’s new Center for Infrastructure Research and Innovation, an alternative fuel research and innovation facility.

Carbon sequestration technique produces supergreen hydrogen fuel

May 28, 2013 7:39 am | News | Comments

Lawrence Livermore National Laboratory scientists have discovered and demonstrated a new technique to remove and store atmospheric carbon dioxide while generating carbon-negative hydrogen and producing alkalinity, which can be used to offset ocean acidification.

New method for producing clean hydrogen

May 21, 2013 2:43 pm | News | Comments

Duke University engineers have developed a novel method for producing clean hydrogen, which could prove essential to weaning society off of fossil fuels and their environmental implications. The Duke engineers, using a new catalytic approach, have shown in the laboratory that they can reduce carbon monoxide levels to nearly zero in the presence of hydrogen and the harmless byproducts of carbon dioxide and water.

Performance improvement in solar-powered hydrogen generation

May 15, 2013 9:43 am | News | Comments

Using a powerful combination of microanalytic techniques that simultaneously image photoelectric current and chemical reaction rates across a surface on a micrometer scale, researchers at NIST have shed new light on what may become a cost-effective way to generate hydrogen gas directly from water and sunlight.

New technology propels 'old energy' boom

May 4, 2013 11:52 am | by JONATHAN FAHEY - AP Energy Writer - Associated Press | News | Comments

Technology created an energy revolution over the past decade—just not the one we expected. By now, cars were supposed to be running on fuel made from plant waste or algae—or powered by hydrogen. Electricity would be generated with solar panels and wind turbines. Fossil fuels? They were going to be expensive and scarce. But in the race to conquer energy technology, Old Energy is winning.

Recipe for low-cost, biomass-derived catalyst for hydrogen production

April 24, 2013 8:06 am | News | Comments

In recently published online paper, researchers at Brookhaven National Laboratory describe details of a low-cost, stable, effective catalyst that could replace costly platinum in the production of hydrogen. The catalyst, made from renewable soybeans and abundant molybdenum metal, produces hydrogen in an environmentally friendly, cost-effective manner, potentially increasing the use of this clean energy source.

Breakthrough in hydrogen fuel production

April 5, 2013 10:20 am | News | Comments

A team of Virginia Tech researchers has discovered a way to extract large quantities of hydrogen from any plant, a breakthrough that has the potential to bring a low-cost, environmentally friendly fuel source to the world.

Ash from refuse could become hydrogen gas

March 26, 2013 12:31 pm | News | Comments

Every year, millions of tons of environmentally harmful ash is produced worldwide, and is mostly dumped in landfill sites or, in some countries, used as construction material. The ash is what is left when rubbish has been burnt in thermal power stations. A researcher from Lund University in Sweden has now developed a technique to use the ash to produce useful hydrogen gas.

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