(Phys.org)—Although scientists know that when silicon mixes with water, hydrogen is produced through oxidation, no one expected how quickly silicon nanoparticles might perform this task. As a new study has revealed, 10-nm ...
(PhysOrg.com) -- Hydrogen fuel cells, in which the chemical energy of hydrogen is converted into electricity, offer the potential for a wide variety of applications, especially in transportation and power generation. Although ...
(PhysOrg.com) -- There are many ways to generate hydrogen, such as water electrolysis and steam reforming of gas, but the hydrogen produced by these methods tends to be combined with other byproduct and residual gases. For ...
(Phys.org) —Researchers at the US Department of Energy's (DOE) Argonne National Laboratory have created a small scale "hydrogen generator" that uses light and a two-dimensional graphene platform to boost production of the ...
Nanophysics
Sep 20, 2014
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Researchers around the world are trying to develop solar-driven generators that can split water, yielding hydrogen gas that could be used as clean fuel. Such a device requires efficient light-absorbing materials that attract ...
Nanomaterials
May 29, 2014
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(Phys.org) —Humans have for ages taken cues from nature to build their own devices, but duplicating the steps in the complicated electronic dance of photosynthesis remains one of the biggest challenges and opportunities ...
Materials Science
Jan 14, 2014
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A novel device that uses only sunlight and wastewater to produce hydrogen gas could provide a sustainable energy source while improving the efficiency of wastewater treatment.
Energy & Green Tech
Oct 10, 2013
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(Phys.org)—A three-way collaboration between Japan-based Rohm, Aquafairy, and Kyoto University has resulted in the development of a smartphone-charging fuel cell—a compact, high output, portable hydrogen powered fuel ...
(PhysOrg.com) -- The first demonstration of a renewable method for hydrogen production from wastewater using a microbial electrolysis system is underway at the Napa Wine Company in Oakville. The refrigerator-sized hydrogen ...
Energy & Green Tech
Sep 29, 2009
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In a rare collaboration, two scientists, who are brothers working in unrelated disciplines, combined complementary expertise to tackle a chemical problem relating to the use of silicon in electronic devices.
Analytical Chemistry
Nov 24, 2023
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