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Materials Science Oct 29, 2018

A solar cell that does double duty for renewable energy

In the quest for abundant, renewable alternatives to fossil fuels, scientists have sought to harvest the sun's energy through "water splitting," an artificial photosynthesis technique that uses sunlight to generate hydrogen ...

Polymers Oct 24, 2018

Scientists unravel the mysteries of polymer strands in fuel cells

Hydrogen fuel cells offer an attractive source of continuous energy for remote applications, from spacecraft to remote weather stations. Fuel cell efficiency decreases as the Nafion membrane, used to separate the anode and ...

Materials Science Oct 16, 2018

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

One factor holding back the widespread use of eco-friendly hydrogen fuel cells in cars, trucks and other vehicles is the cost of the platinum catalysts that make the cells work. One approach to using less precious platinum ...

Energy & Green Tech Oct 15, 2018

The untapped power of fuel cells

In recent years, renewable energy has been on the rise in the United States. Still, the overwhelming majority of our energy comes from fossil fuels. And, renewable energy needs to overcome significant limitations and obstacles ...

Other Oct 15, 2018

Some like it cryogenic

Sandia National Laboratories helped design the first generation of fueling stations for hydrogen-powered cars so that they're as safe as conventional gas stations. Now, Sandia is working to do the same for the next generation ...

Materials Science Oct 12, 2018

High-performance self-assembled catalyst for SOFC

A recent study affiliated with UNIST has introduced a novel catalyst that can significantly enhance the performance of perovskite electrodes in Solid Oxide Fuel Cell (SOFC).

Cell & Microbiology Oct 11, 2018

Low copper levels linked to fatter fat cells

In studies of mouse cells, Johns Hopkins researchers have found that low levels of cellular copper appear to make fat cells fatter by altering how cells process their main metabolic fuels, such as fat and sugar.

Nanophysics Oct 9, 2018

Harvesting solar fuels through a bacterium's unusual appetite for gold

A bacterium named Moorella thermoacetica won't work for free. But UC Berkeley researchers have figured out it has an appetite for gold. And in exchange for this special treat, the bacterium has revealed a more efficient path ...

Materials Science Oct 3, 2018

New fuel cell concept brings biological design to better electricity generation

Fuel cells have long been viewed as a promising power source. These devices, invented in the 1830s, generate electricity directly from chemicals, such as hydrogen and oxygen, and produce only water vapor as emissions. But ...

Energy & Green Tech Sep 28, 2018

Perovskite solar cells leap toward commercialization

Solar energy has long been considered the most sustainable option for replacing our dependence on fossil fuels, but technologies for converting solar energy into electricity must be both efficient and inexpensive.

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