News tagged with carbon nanostructures
Hybrid 'Janus' nanoparticles made from gold and titania have high catalytic activity and extraordinary durability
As recently as twenty-five years ago, chemists considered gold to be one of the most inert metallic elements, until the discovery that nanoscale-sized dispersions of gold had high catalytic activity forced ...
Nanotechnology / Nanomaterials
May 10, 2012 |
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Researchers show that gold doping increases nickel catalyst activity for carbon nanostructure formation
(PhysOrg.com) -- Researchers from the CNST and Arizona State University have demonstrated that the overall catalytic activity of nickel particles for the formation of carbon nanostructures is improved by the addition of a ...
Nanotechnology / Nanomaterials
Oct 13, 2011 |
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Hidden beauty of the nano-cosmos
When researchers receive prizes, it is usually to honour their scientific work. However, the photographs from the scanning electron microscope, taken by Siddhartha Pathak during his postdoctoral time at Empa ...
Oct 12, 2011 |
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Twisted crystals point way toward active optical materials
(PhysOrg.com) -- A nanoscale game of "now you see it, now you don't" may contribute to the creation of metamaterials with useful optical properties that can be actively controlled, according to scientists ...
Sep 29, 2011 |
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Edible carbon dioxide sponge
(PhysOrg.com) -- A year ago Northwestern University chemists published their recipe for a new class of nanostructures made of sugar, salt and alcohol. Now, the same team has discovered the edible compounds ...
Sep 23, 2011 |
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Carbon nanotube structures changed by 'attack' from within, researchers discover
(PhysOrg.com) -- A team of researchers involving scientists from The University of Nottingham has shown for the first time that chemical reactions at the nano-level which change the structure of carbon nanotubes ...
Nanotechnology / Nanomaterials
Aug 16, 2011 |
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Scientists pioneer new method for nanoribbon production
Research involving scientists from The University of Nottingham is pioneering a new method of studying and making molecules.
Nanotechnology / Nanomaterials
Aug 09, 2011 |
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New material could improve safety for first responders to chemical hazards
A new kind of sensor could warn emergency workers when carbon filters in the respirators they wear to avoid inhaling toxic fumes have become dangerously saturated.
Nanotechnology / Nanomaterials
May 01, 2011 |
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Researchers create self-strengthening nanocomposite
Researchers at Rice University have created a synthetic material that gets stronger from repeated stress much like the body strengthens bones and muscles after repeated workouts.
Nanotechnology / Nanomaterials
Mar 23, 2011 |
4.7 / 5 (9) |
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Researchers produce world's first programmable nanoprocessor
Engineers and scientists collaborating at Harvard University and the MITRE Corporation have developed and demonstrated the world's first programmable nanoprocessor.
Feb 09, 2011 |
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'Molecular torch' between carbon nanotubes emits electroluminescence
(PhysOrg.com) -- A single molecule bridging a "broken" single-walled carbon nanotube (CNT) is barely visible through a powerful scanning electron microscope, but the precisely assembled system can act as a ...
Alternating stacks of planar cations and dipyrrole-containing anions provides concept for new materials
(PhysOrg.com) -- Pyrroles, which are rings containing one nitrogen and four carbon atoms, are essential components of our red hemoglobin as well as the green chlorophyll in plants. Japanese researchers led ...
Dec 10, 2010 |
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Oscillating layers of molecules on liquid's surface influence carbon capture
Two tiny molecular layers in a liquid that traps carbon dioxide constantly swap places, influencing how much of the greenhouse gas is absorbed, according to scientists at Pacific Northwest National Laboratory, ...
Nov 22, 2010 |
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New carbon composite holds promise for bionics
(PhysOrg.com) -- Mimicking the human nervous system for bionic applications could become a reality with the help of a method developed at Oak Ridge National Laboratory to process carbon nanotubes.
Nanotechnology / Nanomaterials
Apr 22, 2010 |
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Producing graphene layers using crystallization
(PhysOrg.com) -- Ever since it's relatively recent discovery, graphene has generated a great deal of interest. Graphene is extracted from graphite in many cases, and consists of a sheet of carbon atoms bound together in a ...