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Nanotechnology Storing Data To Atoms
Judson Haley Josh Tratz Virginia Young Photo reprint Courtesy of International Business Machines Corporation copyright 2007 © International Business Machines Corporation
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Smaller Computer Chips
Replacing Silicon Using Atoms
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Scanning Tunneling Microscope
(STM) Two IBM scientists in Switzerland won the 1986 Nobel Prize in physics for this 1981 invention. It enabled our first glimpse into the molecular world
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Heinrich Rohrer (left) and Gerd Binnig (right)
Shown here in 1981 with a first-generation scanning tunneling microscope Schematic diagram of a scanning tunneling microscope Photo reprint Courtesy of International Business Machines Corporation copyright 2007 © International Business Machines Corporation
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IBM Advances Measure magnetic anisotropy at the atomic level
Use individual atoms as electric switches Search for atoms that can do it at suitable temperatures
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in the "on" and the "off" state
Actual STM images of the molecule in the "on" and the "off" state Photo reprint Courtesy of International Business Machines Corporation copyright 2007 © International Business Machines Corporation
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Three-dimensional image of a molecular "logic gate" of two molecules, being probed by the STM
Photo reprint Courtesy of International Business Machines Corporation copyright 2007 © International Business Machines Corporation
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Atoms Able to maintain magnetic orientation Suitable for storing data
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Old Way Current hard drives use millions of atoms to store each individual bit of information.
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Squeeze millions of times more data on to a disk of comparable size.
New Way Squeeze millions of times more data on to a disk of comparable size. Storing data in individual atoms could lead to devices capable of storing the equivalent of 30,000 movies in a device the size of an iPod.
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Still several years from reality
WHEN!?! Still several years from reality “At least 10 years from being used for components in commercial products”
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Resources http://www-03.ibm.com/press/us/en/presskit/22242.wss
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