(AP) -- Hydrogen, one of Earth's most abundant elements, once was seen as green energy's answer to the petroleum-driven car: easy to produce, available everywhere and nonpolluting when burned.
Energy & Green Tech
Apr 18, 2010
9
0
The concept behind microbial fuel cells, which rely on bacteria to generate an electrical current, is more than a century old. But turning that concept into a usable tool has been a long process. Microbial fuel cells, or ...
Materials Science
Feb 6, 2017
0
329
Imagine a kerosene lamp that continued to shine after the fuel was spent, or an electric stove that could remain hot during a power outage.
Energy & Green Tech
Jun 29, 2012
11
0
Redox Power Systems LLC and University of Maryland researchers have partnered to deliver breakthrough fuel cell technologies for providing always-on electricity to businesses, homes and eventually automobiles, at about one-tenth ...
Energy & Green Tech
Aug 15, 2013
7
0
(Phys.org) -- Fossil-based resources are declining and their use releases the greenhouse gas CO2. Both of these problems could be significantly mitigated if we could use CO2 as a carbon source for the production of fuels ...
Materials Science
Jul 24, 2012
2
2
Fuel cells are a promising technology for clean and efficient electrical power generation, but their cost, activity, and durability are key challenges to commercialization. Today's fuel cells use expensive platinum (Pt)-based ...
Materials Science
Dec 16, 2016
2
1207
St Andrews researchers have made an important step forward in the quest to store electricity from intermittent energy sources such as wind and solar.
Materials Science
Aug 23, 2016
1
12
To make modern-day fuel cells less expensive and more powerful, a team led by Johns Hopkins chemical engineers has drawn inspiration from the ancient Egyptian tradition of gilding.
Nanophysics
Dec 20, 2017
4
810
(Phys.org) -- Fuel cells, which generate electricity from the chemical energy of a fuel such as hydrogen, are not intrinsically capable of storing energy. When a fuel cell’s hydrogen supply runs out or is temporarily ...
The first self-sufficient boat powered only by emission-free energy will start a six-year trip around the world in the spring.
Energy & Green Tech
Jan 11, 2017
9
646
