News tagged with oxide materials
Availability of hydrogen controls chemical structure of graphene oxide
A new study shows that the availability of hydrogen plays a significant role in determining the chemical and structural makeup of graphene oxide, a material that has potential uses in nano-electronics, nano-electromechanical ...
Nanotechnology / Nanomaterials
May 22, 2012 |
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An unlikely route to ferroelectricity
(Phys.org) -- Ferroelectricity, which was first observed in the 1940s, is an interesting phenomenon involving the spontaneous (non-induced) formation of charge polarization (separation of charge) in certain ...
May 18, 2012 |
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X-ray laser uncovers secrets of complex oxide material
(Phys.org) -- An international team of researchers has used SLAC’s Linac Coherent Light Source (LCLS) to discover never-before-seen behavior by electrons in complex materials with extraordinary properties.
May 17, 2012 |
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Low-temperature method 'grows' transparent zinc oxide films for use in displays, solar cells
The displays on flat-screen TVs and smartphones, as well as the panels on solar cells, all require materials that not only conduct electricity but are also highly transparent to visible light. One transparent ...
Apr 12, 2012 |
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Scientists make nontoxic, bendable nanosheets
(Phys.org) -- Cornell materials scientists have developed an inexpensive, environmentally friendly way of synthesizing oxide crystal sheets, just nanometers thick, which have useful properties for electronics ...
Nanotechnology / Nanomaterials
Apr 11, 2012 |
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Functional oxide thin films create new field of oxide electronics
Researchers from North Carolina State University have developed the first functional oxide thin films that can be used efficiently in electronics, opening the door to an array of new high-power devices and smart sensors. ...
Mar 07, 2012 |
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Nanotrees harvest the sun's energy to turn water into hydrogen fuel
(PhysOrg.com) -- University of California, San Diego electrical engineers are building a forest of tiny nanowire trees in order to cleanly capture solar energy without using fossil fuels and harvest it for ...
Mar 07, 2012 |
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ORNL finding has materials scientists entering new territory
Solar cells, light emitting diodes, displays and other electronic devices could get a bump in performance because of a discovery at the Department of Energy's Oak Ridge National Laboratory that establishes new boundaries ...
Feb 21, 2012 |
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Fool's gold may prove an unlikely alternative to overexploited catalytic materials
Catalytic materials, which lower the energy barriers for chemical reactions, are used in everything from the commercial production of chemicals to catalytic converters in car engines. However, with current catalytic materials ...
Feb 10, 2012 |
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New form of hafnium oxide developed
(PhysOrg.com) -- A novel material developed by researchers at the University of Cambridge is opening up new possibilities for next generation electronic and optoelectronic devices, and paving the way for further ...
Feb 07, 2012 |
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Crystallizing the future of oxide materials
(PhysOrg.com) -- A University of Arkansas physicist and his colleagues have examined the challenges facing scientists building the next generation of materials and innovative electronic devices and identified ...
Jan 25, 2012 |
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Research team finds evidence of red ochre use by Neanderthals 200,000 years ago
(PhysOrg.com) -- Until recently, archeologists have thought of Neanderthals, an early relative of humans, as thick, slow thinking and likely uncreative. Now, new evidence dispels part of that image. Archeologists ...
Other Sciences / Archaeology & Fossils
Jan 24, 2012 |
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Metal oxide simulations could help green technology
(PhysOrg.com) -- University of California, Davis, researchers have proposed a radical new way of thinking about the chemical reactions between water and metal oxides, the most common minerals on Earth. Their work appears ...
Jan 10, 2012 |
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The road to ultrahigh-resolution X-ray spectrometers
Two recent developments at the Advanced Photon Source explore paths to routine use of sub-meV x-rays to probe low-energy excitations in matter. The first is a remarkable experimental demonstration of an x-ray ...
Nov 29, 2011 |
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Study probes potential link between cancer and a common chemical in consumer products
A study led by a group of Nanyang Technological University (NTU) researchers has found that a chemical commonly used in consumer products can potentially cause cancer.
Nanotechnology / Bio & Medicine
Nov 29, 2011 |
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