Posts Tagged ‘hydrogen’
For instant hydrogen, add water to silicon
U. BUFFALO (US) — Scientists can produce hydrogen—a potential power source for portable devices—on demand by adding water to nanosized silicon. Continue…
Tuesday, January 22, 2013 18:39 - 0 Comments
Science & Technology - Nov 21, 2012 14:27 - 0 Comments
How hydrogen ‘traffic jam’ makes metals brittle
MCGILL (CAN) — Hydrogen embrittlement makes ductile metals brittle and more prone to failure, but a new model can accurately predict the problem. (more…)
Science & Technology - Oct 17, 2012 14:52 - 1 Comment
New fuel cell catalyst competes with platinum
BROWN (US) — A new, inexpensive catalyst for hydrogen fuel cells could put platinum out of business, say researchers who’ve developed an alternative out of cobalt, graphene, and cobalt-oxide. (more…)
Science & Technology - Jun 6, 2012 10:39 - 0 Comments
Cleaner cycle splits water for hydrogen
CALTECH (US) — Scientists have split water in a nontoxic, noncorrosive way, at relatively low temperatures—a possible new route to hydrogen-gas production. (more…)
Top Stories - Nov 23, 2011 11:33 - 1 Comment
Stable liquid stores hydrogen
U. OREGON (US) — A new liquid material stores hydrogen safely at room temperature and is both air- and moisture-stable, a step forward in efforts to develop a carrier for hydrogen fuel. (more…)
Top Stories - Jun 22, 2011 10:25 - 4 Comments
How to split water with silicon and sunshine
STANFORD (US) — Researchers have overcome a major obstacle to using solar power to split water into pure oxygen and hydrogen fuel—the Holy Grail for clean energy. (more…)
Science & Technology - Jun 14, 2011 12:46 - 0 Comments
How to morph into a superconductor
U. BUFFALO (US) — By combining sodium and hydrogen, it may be possible to convert the resulting compound into a superconducting metal under significantly lower pressure. (more…)
Science & Technology - May 20, 2011 15:35 - 0 Comments
Hijack photosynthesis to make hydrogen
U. CHICAGO (US) — Researchers were able to produced hydrogen at a rate five times greater than the previous record-setting method by linking platinum nanoparticles with algae proteins. (more…)
Earth & Environment - Feb 25, 2011 16:15 - 1 Comment
Is future of fuel in photosynthesis?
PENN STATE (US) — Inexpensive hydrogen for automotive or jet fuel may be possible by mimicking photosynthesis, but the process needs to overcome several hurdles first. (more…)
Science & Technology - Jan 26, 2011 11:46 - 4 Comments
Reactor converts sunlight into fuel
CALTECH (US) — A common metal found in self-cleaning ovens is the key component of a reactor that uses concentrated solar energy to convert carbon dioxide and water into fuels. (more…)
Science & Technology - Sep 30, 2010 11:34 - 0 Comments
Material acts like hydrogen sponge
RICE (US) — A class of material known as metallacarborane taps the power of transition metals scandium and titanium to hold a load of hydrogen molecules—but not so tightly they can’t be extracted. (more…)
Science & Technology - Aug 10, 2010 11:04 - 0 Comments
Affordable, stable fuel cells from platinum
CORNELL (US)—Researchers have discovered that platinum nanoparticles could be the catalyst that make fuel cells more stable, cost-effective, and more resistant to carbon monoxide poisoning. (more…)
Science & Technology - Jul 27, 2010 14:39 - 2 Comments
Fuel of the future: Want fries with that?
U. LEEDS (UK)—Researchers have found an energy efficient way to make hydrogen-based fuel out of used vegetable oil discarded by restaurants and pubs. (more…)
Science & Technology - Jun 14, 2010 11:01 - 0 Comments
First look deep inside infant solar systems
U. ARIZONA (US)—Astronomers have observed in unprecedented detail the processes giving rise to stars and planets in nascent solar systems. (more…)
Science & Technology - May 25, 2010 12:46 - 0 Comments
Digging theoretical wells to mine quantum dots
RICE (US)—Graphane, which is modified graphene, is the material of choice for physicists on the cutting edge of materials science. Now researchers have discovered the strategic extraction of hydrogen atoms from a two-dimensional sheet of graphane naturally opens up spaces of pure graphene that look—and act—like quantum dots. (more…)
Earth & Environment - Mar 15, 2010 10:39 - 2 Comments
Cobalt catalyst could propel solar energy
EMORY (US)—Chemists have developed what they say is the most potent homogeneous catalyst known for water oxidation, considered a crucial component for generating clean hydrogen fuel using only water and sunlight. (more…)
Science & Technology - Feb 4, 2010 11:42 - 2 Comments
Lost City microbes vie for control
U. WASHINGTON (US)—On the marine microbial stage, there appears to be a vast group of understudies only too ready to step in when “star” microbes falter. At least that’s what happens at the Lost City hydrothermal vent field in the mid-Atlantic Ocean—the only one of its kind found thus far. (more…)
Science & Technology - Nov 9, 2009 13:54 - 0 Comments
Keeps whites white and living cells on time
USC (US)—If a circadian rhythm is like an orchestra—the united expression of the rhythms of millions of cells—hydrogen peroxide may serve as the conductor, or at least as the baton. (more…)
Earth & Environment, Science & Technology - Oct 22, 2009 16:43 - 0 Comments
New clues in quest for liquid methane
UNC-CHAPEL HILL/U. WASHINGTON (US)—Researchers have taken an important step in converting methane gas to a liquid, potentially making it more useful as a fuel and as a source for making other chemicals. (more…)
