News tagged with nanocrystals
Transforming nanowires into nano-tools using cation exchange reactions
Oct 23, 2009 |
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A team of engineers from the University of Pennsylvania has transformed simple nanowires into reconfigurable materials and circuits, demonstrating a novel, self-assembling method for chemically creating nanoscale ...
Building better bone replacements with bacteria
Sep 07, 2009 |
4.3 / 5 (3) |
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Bacteria that manufacture hydroxyapatite (HA) could be used to make stronger, more durable bone implants. Professor Lynne Macaskie from the University of Birmingham this week (7-10 September) presented work to the Society ...
Researchers Record First Real-Time Direct Observations of Nanocrystal Growth in Solution (w/ Video)
Aug 07, 2009 |
4.9 / 5 (8) |
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(PhysOrg.com) -- The veil is being lifted from the once unseen world of molecular activity. Not so long ago only the final products were visible and scientists were forced to gauge the processes behind those ...
Coupling of Single Quantum Dots to Smooth Metal Films
Jul 20, 2009 |
3 / 5 (2) |
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Scientists at Argonne National Laboratory's CNM Nanophotonics Group have measured how light emission from individual colloidal semiconductor nanocrystals, or quantum dots, is modified when in proximity to ...
Scientists Create Smallest Ever Droplet of Acid, Solve Ozone Puzzle
Chemistry / Analytical Chemistry
Jun 25, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- In its atomic form, chlorine can destroy vast quantities of ozone. But exactly how chlorine is created in the ultracold conditions of the stratosphere has puzzled scientists. Now, a team of ...
Nanocrystals reveal activity within cells
Nanotechnology / Bio & Medicine
Jun 16, 2009 |
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Researchers at the U.S. Department of Energy's (DOE) Lawrence Berkeley National Laboratory have created bright, stable and bio-friendly nanocrystals that act as individual investigators of activity within ...
Discovery of Non-blinking Semiconductor Nanocrystals Advances their Applications
Nanotechnology / Nanomaterials
May 28, 2009 |
1 / 5 (1) |
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(PhysOrg.com) -- Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor ...
Discovery of non-blinking semiconductor nanocrystals advances their applications
Nanotechnology / Nanomaterials
May 14, 2009 |
5 / 5 (4) |
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Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor nanocrystals. ...
New nanocrystals show potential for cheap lasers, new lighting
May 10, 2009 |
4.8 / 5 (28) |
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For more than a decade, scientists have been frustrated in their attempts to create continuously emitting light sources from individual molecules because of an optical quirk called "blinking," but now scientists ...
Turning sunlight into liquid fuels (Video)
Mar 11, 2009 |
4.7 / 5 (21) |
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(PhysOrg.com) -- For millions of years, green plants have employed photosynthesis to capture energy from sunlight and convert it into electrochemical energy. A goal of scientists has been to develop an artificial ...
Research Highlights Potential for Improved Solar Cells
Nanotechnology / Nanomaterials
Feb 10, 2009 |
4.5 / 5 (13) |
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(PhysOrg.com) -- A team of Los Alamos researchers led by Victor Klimov has shown that carrier multiplication—when a photon creates multiple electrons—is a real phenomenon in tiny semiconductor crystals and not a false observation ...
