News tagged with hard drive
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. ...
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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Research team finds disk encryption foils law enforcement efforts
(PhysOrg.com) -- A joint U.S./UK research team has found that common encryption techniques are so good that law enforcement, from local to highly resourceful federal agencies, are unable to get at data on ...
Saving data in vortex structures: New physical phenomenon could drastically reduce computer energy consumption
A new phenomenon might make computing devices faster, smaller and much more energy-efficient. Moving so-called skyrmions needs 100,000 times smaller currents than existing technologies and the number of atoms ...
Feb 21, 2012 |
4.7 / 5 (13) |
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Novel approach to fabrication of magnetic memory elements may lead to new generation of ultra-high-capacity hard drives
Information in most computer memories is stored in the form of bits represented by the polarization of tiny magnets on the surface of memory devices such as the computers hard drive. The ...
May 10, 2012 |
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In a small-device world, bigger may still be better
In the early days, standard computers could be as large as a single story house. Over the last several decades, many development efforts have focused on shrinking them for use in the home and eventually anywhere in the world ...
Apr 20, 2012 |
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Physicist develops battery using new source of energy
Researchers at the University of Miami and at the Universities of Tokyo and Tohoku, Japan, have been able to prove the existence of a "spin battery," a battery that is "charged" by applying a large magnetic ...
Mar 11, 2009 |
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USB key opens home files from anywhere
A USB-style key that splits in two lets people open their home or work computer files from any Internet-linked computer.
Electronics / Consumer & Gadgets
Jan 13, 2012 |
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All-flash enterprise storage startup ready (and funded) for battle
(PhysOrg.com) -- Pure Storage has announced it has raised $30 million in a new round of funding for its cost-cutting storage system that uses flash memory only. This is its C-round of funding, which brings ...
Keep on spinning: A persistent spin state that could revolutionize spintronics
(PhysOrg.com) -- By controlling the collective spin state of highly mobile electrons in semiconductors, researchers in the Materials Sciences Division (MSD) at the U.S. Department of Energy's Lawrence Berkeley ...
Apr 02, 2009 |
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Embedding spy secrets in the hard drive fragments
(PhysOrg.com) -- A new way to hide your secrets has been created, which is good news for both the spies and the generally duplicitous regular people of the world. This new system, instead of relying on traditional methods ...
Seagate portable storage goes wireless (w/ video)
(PhysOrg.com) -- Seagate's GoFlex Satellite is the first portable hard drive, with integrated Wi-Fi and battery pack, that lets you stream 500 GB directly to any mobile or Wi-Fi equipped device without using ...
Rumors about two new Sony laptops abound
(PhysOrg.com) -- Is Sony trying to out Macbook the Macbook? That is the rumor floating around the tech world today. According to a rumor report, first put out by Sony Insider, the company is allegedly working ...
Rumor: Xbox 360 games to be playable on Windows 8 PC's
(PhysOrg.com) -- A number of different sites are reporting the rumors that are making gamers ears twitch. The rumor says that Microsoft is about to make a big addition to the desktop version of its upcoming ...
Samsung makes 1TB hard drive platters
(PhysOrg.com) -- The world of hardware is, in some ways, an arms race. We want it faster, smaller, with a longer battery life, and with more storage. While we cannot always get all of those things from one ...
Hard disk drive
A hard disk drive (often shortened as "hard disk", "hard drive", or "HDD"), is a non-volatile storage device which stores digitally encoded data on rapidly rotating platters with magnetic surfaces. Strictly speaking, "drive" refers to a device distinct from its medium, such as a tape drive and its tape, or a floppy disk drive and its floppy disk. Early HDDs had removable media; however, an HDD today is typically a sealed unit (except for a filtered vent hole to equalize air pressure) with fixed media.
For more information about Hard disk drive, read the full article at
Wikipedia.
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