Search results for cerium oxide

Materials Science Oct 8, 2015

Better fluorescent lighting through physics

General Electric (GE), Lawrence Livermore National Laboratory (LLNL) and Oak Ridge National Laboratory (ORNL) have created new kinds of fluorescent lighting phosphors that use far less rare-earth elements than current technology.

Materials Science Sep 14, 2015

New catalyst addresses engine efficiency, emissions quandary

A catalyst being developed by researchers at the Department of Energy's Oak Ridge National Laboratory could overcome one of the key obstacles still preventing automobile engines from running more cleanly and efficiently.

Materials Science Aug 16, 2015

Glass paint could keep metal roofs and other structures cool even on sunny days

Sunlight can be brutal. It wears down even the strongest structures, including rooftops and naval ships, and it heats up metal slides and bleachers until they're too hot to use. To fend off damage and heat from the sun's ...

Materials Science Jun 15, 2015

A new method of converting algal oil to transportation fuels

A new method of converting squalene, which is produced by microalgae, to gasoline or jet fuel, has been developed by the research group of Professor Keiichi Tomishige and Dr. Yoshinao Nakagawa from Tohoku University's Department ...

Nanomaterials Jun 1, 2015

Connecting the atomic surface structures of cerium oxide nanocrystals to catalysis

When it comes to reducing the toxins released by burning gasoline, coal, or other such fuels, the catalyst needs to be reliable. Yet, a promising catalyst, cerium dioxide (CeO2), seemed erratic. The catalyst's three different ...

Bio & Medicine May 21, 2015

Carbon nanotubes and inorganic nanoparticles enhance photosynthetic activity and stability

A new process has been developed for spontaneously incorporating and assembling carbon nanotubes (CNTs) and oxygen scavenging nanoparticles into chloroplasts, the part of plant cells that conduct photosynthesis – converting ...

Bio & Medicine May 4, 2015

Nanoparticles in consumer products can significantly alter normal gut microbiome

Exposure of a model human colon to metal oxide nanoparticles, at levels that could be present in foods, consumer goods, or treated drinking water, led to multiple, measurable differences in the normal microbial community ...

Materials Science Mar 6, 2015

Single ion shuttles the critical electron in fuel cell CO conversion

Not present when the reaction starts or ends, the driving force behind turning poisonous carbon monoxide into a benign form is a single atom that appears in the heat of action, according to scientists at Pacific Northwest ...

Materials Science Mar 3, 2015

Dislocations in oxides seen as promising electrolytes create a 'traffic jam' for charged ions

Dislocations in oxides such as cerium dioxide, a solid electrolyte for fuel cells, turn out to have a property that is the opposite of what researchers had expected, according to a new analysis at MIT.

Bio & Medicine Feb 2, 2015

Worms lead way to test nanoparticle toxicity

The lowly roundworm is the star of an ambitious Rice University project to measure the toxicity of nanoparticles.

page 13 from 19