News tagged with magnetic disk
Ghostly gamma-ray beams blast from Milky Way's center
(Phys.org) -- As galaxies go, our Milky Way is pretty quiet. Active galaxies have cores that glow brightly, powered by supermassive black holes swallowing material, and often spit twin jets in opposite directions. ...
May 29, 2012 |
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Patterned media technique achieves Terabit data recording densities
(PhysOrg.com) -- In an effort to increase the recording densities of hard disk drives, patterned media has become one of the most promising strategies for achieving recording densities beyond 1 Tbit/in2. In pattern ...
Sep 06, 2011 |
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What Comes After Hard Drives?
(PhysOrg.com) -- The ability to store and retrieve data is an important component of today's computers, as well as other modern electronic devices such as cell phones, video game consoles, and camcorders. ...
Oct 23, 2009 |
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Honeycombs of magnets could lead to new type of computer processing
Scientists have taken an important step forward in developing a new material using nano-sized magnets that could ultimately lead to new types of electronic devices, with greater capacity than is currently ...
Mar 30, 2012 |
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Beating the back-up blues
That sinking feeling when your hard disk starts screeching and you haven't backed up your holiday photos is a step closer to becoming a thing of the past thanks to research into a new kind of computer memory.
Apr 03, 2009 |
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New all-sky map shows the magnetic fields of the Milky Way with the highest precision
(PhysOrg.com) -- With a unique new all-sky map, scientists at MPA have made significant progress toward measuring the magnetic field structure of the Milky Way in unprecedented detail. Specifically, the map ...
Dec 06, 2011 |
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Mini disks for data storage: Slanted edges favor tiny magnetic vortices
Slanted exterior edges on tiny magnetic disks could lead to a breakthrough in data processing. Materials researchers of the Helmholtz-Zentrum Dresden-Rossendorf, Germany, were able to create magnetic vortices with a diameter ...
Mar 14, 2011 |
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IBM Research Sets New Record in Magnetic Tape Data Density (w/ Video)
IBM researchers today announced they have demonstrated a world record in areal data density on linear magnetic tape - a significant update to one of the computer industry's most resilient, reliable and affordable data storage ...
Technology / Hi Tech & Innovation
Jan 22, 2010 |
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New technology could boost disease detection tests' speed and sensitivity (w/ Video)
A team led by Yale University scientists has developed a way to rapidly manipulate and sort different cells in the blood using magnetizable liquids. The findings, which will be published the week of December ...
Nanotechnology / Bio & Medicine
Dec 07, 2009 |
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New control of nanoscale 'magnetic tornadoes' holds promise for data storage
(PhysOrg.com) -- At the human scale, the tightly wrapped spinning columns of air in a tornado contain terrifying destructive power that ravages communities. At the nanoscale, however, closely coiled magnetic ...
Feb 02, 2009 |
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New directions in data storage solutions
(PhysOrg.com) -- One day in the not-too-distant future, the entire contents of the Library of Congress might be stored on a device the size of a postage stamp.
Jun 07, 2011 |
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Going With the Flow: Using Star Power to Better Understand Fusion
(PhysOrg.com) -- UC San Diego researchers are using “star” power to help ignite the field of fusion, which is being looked at as a future reliable green energy source. Under a new $5.8 million five-year grant ...
Sep 11, 2009 |
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Smithsonian instrument 'fills the gap,' views sun's innermost corona
During a total eclipse of the Sun, skywatchers are awed by the shimmering corona -- a faint glow that surrounds the Sun like gossamer flower petals. This outer layer of the Sun's atmosphere is, paradoxically, ...
Space & Earth / Space Exploration
Jan 04, 2011 |
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A New View of Coronal Waves
(PhysOrg.com) -- The corona is the hot outer region of the sun's atmosphere. The corona is threaded by magnetic fields that loop and twist upwards from the sun's surface, driven by motions of its dense atmosphere.
Dec 11, 2009 |
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Hitachi Ships First Two Terabyte 7200 RPM Desktop Hard Disk Drive
Hitachi today announced that it is now shipping the world's first, two terabyte (2TB), 7200 RPM hard disk drive (HDD). The new 2TB Deskstar 7K2000 blends high performance and high capacity with low power and ...
Aug 10, 2009 |
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