News tagged with heterostructure
Life Expectancy on the Rise -- Even for Quantum States
(PhysOrg.com) -- For the first time, scientists have succeeded in measuring and controlling the lifetime of quantum states with potential use in optoelectronic chips. This achievement is highly significant ...
Apr 14, 2009 |
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Search results for heterostructure
Bright lights of purity: Researchers discover why pure quantum dots and nanorods shine brighter
To the lengthy list of serendipitous discoveries – gravity, penicillin, the New World – add this: Scientists with the Lawrence Berkeley National Laboratory (Berkeley Lab) have discovered why a promising ...
Nanotechnology / Nanomaterials
Jan 30, 2012 |
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Emerging new properties at oxide interfaces
In many ionic materials, including the oxides, surfaces created along specific directions can become electrically charged. By the same token, such electronic charging, or 'polarisation', can also occur at the interface of ...
Nov 29, 2011 |
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Spin lasers in the fast lane: New concept for ultrafast lasers developed
Electrical engineers in Bochum, Germany, have succeeded in developing a new concept for ultrafast semiconductor lasers. The researchers make clever use of the intrinsic angular momentum of electrons, called spin, to successfully ...
Oct 28, 2011 |
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Scientists detect unusual 'quasiparticles' in tri-layer graphene
(PhysOrg.com) -- By studying three layers of graphene -- sheets of honeycomb-arrayed carbon atoms -- stacked in a particular way, scientists at the U.S. Department of Energy’s Brookhaven National Laboratory ...
Oct 19, 2011 |
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Extremely strong coupling superconductivity of heavy-electrons in two-dimensions
The ultimately strong electron-electron interaction in metal is realized in the so-called heavy-fermion compound containing rare earth elements, in which the electron effective mass is enhanced by a few hundred ...
Oct 17, 2011 |
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One-pot synthesis provides simpler, faster route to highly efficient solar cells
Preventing the recombination of free charges produced when light strikes a solar cell is one of the main goal of engineers attempting to extract the maximum energy conversion efficiency from their devices. One way to achieve ...
Nanotechnology / Nanomaterials
Aug 19, 2011 |
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New 3-D photonic crystal has both electronic, optical properties
In an advance that could open new avenues for solar cells, lasers, metamaterials and more, researchers at the University of Illinois have demonstrated the first optoelectronically active 3-D photonic crystal.
Jul 24, 2011 |
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Comprehensive overview of electronic transport in graphene published
Researchers from the University of Maryland and the CNST’s Shaffique Adam have recently published a detailed review of the electronic transport properties of two-dimensional graphene.
Nanotechnology / Nanomaterials
Jul 14, 2011 |
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Breaking Kasha's rule: Scientists find unique luminescence in tetrapod nanocrystals
Observation of a scientific rule being broken can sometimes lead to new knowledge and important applications. Such would seem to be the case when scientists with the U.S. Department of Energy (DOE)'s Lawrence ...
Jul 01, 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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List of search results for heterostructure
