Chemists at the Centre for Electrochemical Sciences at Ruhr-Universität Bochum have developed a catalyst with self-healing properties. Under the challenging conditions of water electrolysis for hydrogen production, the catalyst ...
Materials Science
May 26, 2017
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A team of University of Toronto chemists has created a battery that stores energy in a biologically derived unit, paving the way for cheaper consumer electronics that are easier on the environment.
Materials Science
Aug 3, 2016
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(Phys.org)—Lithium-ion batteries are a mainstay in electronic devices because they have a long lifespan and can discharge at high voltages. But lithium-ion batteries still have some limitations, leading scientists to explore ...
For the purpose of blood analyses and industrial tests, it is often necessary to measure the concentration of specific ions. At present, the relevant devices are large and cannot be produced at low costs. A new dry electrode ...
Materials Science
Mar 15, 2016
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Researchers have used soft X-ray emission spectroscopy to reveal the detailed electronic structure of a cathode (positive electrode) material when charging and discharging a lithium-ion battery.
Materials Science
Feb 3, 2015
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Due to the fluctuating availability of solar energy, storage solutions are urgently needed. One option is to use the electrical energy generated inside solar cells to split water by means of electrolysis, in the process yielding ...
Materials Science
Jun 17, 2013
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(Phys.org) —Lawrence Livermore 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 ...
Energy & Green Tech
May 28, 2013
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Chemical batteries power many different mobile electronic devices, but repeated charging and discharging cycles can wear them out. An alternative energy storage device called an ultracapacitor can be recharged hundreds of ...
General Physics
Jul 19, 2012
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This year's iconic North American International Auto Show featured a wave of new hybrid and electric cars that suggest the vehicles have truly come into their own. But what's the future for the technology needed to power ...
Energy & Green Tech
Feb 21, 2012
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Engineers at Case Western Reserve University have made an electrochemical cell that uses a plasma for an electrode, instead of solid pieces of metal.
Materials Science
Oct 20, 2011
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