Graphene-boron mix shows promise for lithium-ion batteries
Frustration led to revelation when Rice University scientists determined how graphene might be made useful for high-capacity batteries.
May 16, 2013
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May 16, 2013
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The surprising ooze factor of glass
(Phys.org) —Reach for a tall glass of iced tea. Don't drink. Look at the glass instead. The glass is an amorphous solid, consisting of molecules jumbled in disarray. It's the complete opposite of the ice ...
May 01, 2013
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Inkjet-printed graphene electrodes may lead to low-cost, large-area, possibly foldable devices
(Phys.org) —Using an ink containing tiny graphene flakes, scientists have inkjet-printed graphene patterns that can be used for printing finely detailed, highly conductive electrodes. Although inkjet-printed ...
Apr 24, 2013
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Neighbors move electrons jointly: An ultrafast molecular movie on metal complexes in a crystal
Applying femtosecond X-ray methods, researchers at the Max-Born-Institute in Berlin (Germany) and the Ecole Polytechnique Federale de Lausanne (Switzerland) observed an extremely fast, collective electron ...
Apr 17, 2013
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Scientists show how cracks propagate through thick and thin layers of frozen liquid water
Whether gas trapped under a frozen water layer flows through cracks or bursts out depends on the layer's depth and temperature, according to scientists at Pacific Northwest National Laboratory. The water ...
Apr 15, 2013
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Thin films of nickel and iron oxides yield efficient solar water-splitting catalyst
University of Oregon chemists say that ultra-thin films of nickel and iron oxides made through a solution synthesis process are promising catalysts to combine with semiconductors to make devices that capture sunlight and ...
Mar 20, 2013
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Formula unlocks secrets of cauliflower's geometry
The laws that govern how intricate surface patterns, such as those found in the cauliflower, develop over time have been described, for the first time, by a group of European researchers.
Oct 23, 2012
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Cloud seeds and ozone holes
New findings on the growth of ice clusters in Polar Stratospheric Clouds could help clarify the process of ozone depletion in the atmosphere.
Jul 30, 2012
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By supercooling liquids, scientists can determine the physics happening in glasses
(Phys.org) -- The whereabouts of exceedingly slow-moving molecules in glasses can be quickly and efficiently measured, thanks to a new technique that uses vapor and extreme cold to drop the molecules' speed ...
Jun 21, 2012
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Energy in action: For two molecules on blind date, new method predicts potential for attraction or repulsion
(Phys.org) -- Krzysztof Szalewicz, professor of physics and astronomy at the University of Delaware, and Rafal Podeszwa of the University of Silesia Institute of Chemistry in Poland have developed and validated ...
May 16, 2012
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New method to separate much-needed medical isotopes proposed
Individual atoms of a certain chemical element can be very stubborn when it comes to separation, mainly because techniques rely on a difference in chemical and physical properties — atoms are almost identical in both ...
Feb 28, 2012
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Work with a unique isotope of hydrogen generates attention in the scientific community
By delving into the interactions between a hydrogen molecule and muonic hydrogen, the heaviest hydrogen isotope to date, a team of researchers from academia and Pacific Northwest National Laboratory created ...
Feb 23, 2012
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A baby crystal is born
Lead sulfide (PbS) forms when an equal number of lead and sulfur atoms exchange electrons and bond together in cubic crystals. Now scientists have determined that a structure comprising 32 lead-sulfur pairs is the smallest ...
Jan 17, 2012
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Weird world of water gets a little weirder with a new anomaly
Strange, stranger, strangest! To the weird nature of one of the simplest chemical compounds -- the stuff so familiar that even non-scientists know its chemical formula -- add another odd twist. Scientists ...
Nov 09, 2011
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Nobel laureate puts the squeeze on hydrogen
Hydrogen, normally a gas, may act like a metal when squeezed under extreme pressure. In that state, competing chemical and physical effects determine its properties, said Nobel laureate Roald Hoffmann, Cornell's ...
Oct 14, 2011
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