News tagged with lattice structure
Third research team close to creating Majorana fermion
(PhysOrg.com) -- Recently there has been a virtual explosion of research efforts aimed at creating the elusive Majorana fermion with different groups claiming to be near to creating them. First there was news that a team ...
Mar 16, 2012 |
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Research team finds way to simulate graphene Dirac points
(PhysOrg.com) -- As researchers continue to study graphene and its unique attributes, they find themselves fixated on different areas of its properties. One of those properties is that because of its lattice ...
Mar 15, 2012 |
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Origin of large polarization in multiferroic YMnO3 thin films
Multiferroic materials have attracted much interest because of their ability to control magnetism through the application of a voltage. This ability can be utilized to reduce the power required by electronic ...
Feb 16, 2012 |
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Shear stiffness and friction mechanics of single-layer graphene measured for the first time
Researchers from the University of Bristol have measured and identified for the first time the stress and strain shear modulus and internal friction of graphene sheets. Graphene is a material that has many ...
Nanotechnology / Nanomaterials
Feb 14, 2012 |
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Flaky graphene makes reliable chemical sensors
Scientists from the University of Illinois at Urbana-Champaign and the company Dioxide Materials have demonstrated that randomly stacked graphene flakes can make an effective chemical sensor.
Nanotechnology / Nanomaterials
Jan 17, 2012 |
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The secrets of tunneling through energy barriers
Electrons moving in graphene behave in an unusual way, as demonstrated by 2010 Nobel Prize laureates for physics Andre Geim and Konstantin Novoselov, who performed transport experiments on this one-carbon-atom-thick material. ...
Nov 07, 2011 |
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Study measures key property of potential 'spintronic' material
An advanced material that could help bring about next-generation "spintronic" computers has revealed one of its fundamental secrets to a team of scientists from Argonne National Laboratory (ANL) and the National ...
Oct 19, 2011 |
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New knowledge about 'flawed' diamonds could speed the development of diamond-based quantum computers
A University at Buffalo-led research team has established the presence of a dynamic Jahn-Teller effect in defective diamonds, a finding that will help advance the development of diamond-based systems in applications ...
Oct 11, 2011 |
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Structural origin of 'hidden state' in manganite thin film revealed by picosecond time-resolved X-ray diffraction
Photo-induced phase transition (PIPT) has caused great excitement in materials science because ultra-fast alteration of the magnetic, dielectric, structural and optical properties of materials can be brought ...
Jul 14, 2011 |
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Quantum simulator prototype replicates structure of graphene
(PhysOrg.com) -- A team of researchers from Columbia Engineering, the Italian National Research Council, Princeton University, University of Missouri, and University of Nijmegen (Netherlands) has developed an artificial semiconductor ...
Jun 07, 2011 |
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'Critical baby step' taken for spying life on a molecular scale
(PhysOrg.com) -- The ability to image single biological molecules in a living cell is something that has long eluded researchers; however, a novel technique, using the structure of diamond, may well be able ...
May 19, 2011 |
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Looking inside nanomaterials in 3 dimensions
On May 13 2011, the journal Science published a paper where scientists from Risoe DTU (Denmark), in collaboration with scientists from China and the USA, report a new method for revealing a 3-D picture of the ...
May 16, 2011 |
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Chemists fabricate 'impossible' material
(PhysOrg.com) -- When atoms combine to form compounds, they must follow certain bonding and valence rules. For this reason, many compounds simply cannot exist. But there are some compounds that, although they ...
Apr 25, 2011 |
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Graphene 2.0: A new approach to making a unique material
Since its discovery, graphene -- an unusual and versatile substance composed of a single-layer crystal lattice of carbon atoms—has caused much excitement in the scientific community. Now, Nongjian(NJ) Tao, ...
Nanotechnology / Nanomaterials
Jul 01, 2010 |
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New mechanism for superconductivity discovered in iron-based superconductors
(PhysOrg.com) -- A research team at RIKEN, Japan’s flagship research organisation has experimentally determined the mechanism underlying the formation of electron pairs in iron-based high-temperature superconductors. ...
Apr 22, 2010 |
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