hydrogen generation

Video: Solid acid fuel cells—a 20-year journey to advancing the hydrogen economy

By Lisa McDonald / May 17, 2023

There are many challenges to realizing a hydrogen economy that occur all along the supply chain. One challenge—converting the carrier molecule ammonia back into hydrogen—could be solved using solid acid fuel cells. ACerS Fellow Sossina Haile first developed this type of fuel cell in the late 1990s. Today’s CTT looks at Haile’s 20-year journey with her first Ph.D. student, Calum R. I. Chisholm, to realize the potential of this technology.

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Other materials stories that may be of interest

By April Gocha / January 11, 2017

Nano-chimneys can cool circuits, three-layer nanoparticle catalysts improve zinc-air batteries, and other materials stories that may be of interest for January 11, 2017.

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Ceramic hydrogen separation membrane doubles flow rate, could enable clean energy

By April Gocha / December 13, 2016

Researchers at Forschungszentrum Jülich in Germany have developed a significantly improved stable ceramic hydrogen separation membrane that can enable a hydrogen flow rate that is nearly double that of other separation membranes.

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Other materials stories that may be of interest

By April Gocha / December 30, 2014

Molybdenum disulfide gets some understanding, how glassy materials fail, and other materials stories that may be of interest for December 30, 2014.

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AAA battery-powered water splitter generates clean hydrogen for a clean future

By April Gocha / September 8, 2014

A group of researchers from Stanford is leading a new charge—their simple water splitter only needs a AAA battery and skips the precious metal catalysts present in other splitters, making a cheaper device that shows promise for making a hydrogen future all the more possible.

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Amorphous mixed-metal oxide process opens electrolysis catalyst opportunities

By Eileen De Guire / March 29, 2013

SEM cross-section and top-down surface images of a-Fe2O3 films prepared by PMOD, followed by a 1 hour annealing step in air at Tanneal = 100°, 400°, or 600°C. Credit: Smith…

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Other materials stories that may be of interest

By / January 29, 2013

Lots of interesting research occurring: Researchers create glexible, nanoscale ‘bed of nails’ for possible drug delivery Researchers at North Carolina State University have come up with a technique to embed…

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Other materials stories that may be of interest

By Eileen De Guire / November 13, 2012

Some surprising materials being used in interesting ways. Nanocrystals and nickel catalyst substantially improve light-based hydrogen production Hydrogen is an attractive fuel source because it can easily be converted into…

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Ultrathin rust films trap sunlight for splitting water

By Eileen De Guire / November 13, 2012

A photograph of ultrathin film α-Fe2O3 photoanodes in action. Credit: Rothschild; Technion If you think about it, water molecules are a great place to store hydrogen. Now that the “hydrogen…

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