News tagged with magnetic devices
Engineered materials: Custom-made magnets
A novel approach to designing artificial materials could enable magnetic devices with a wider range of properties than those now available. An international team of researchers have now extended the properties ...
May 24, 2012 |
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Getting in tune: Researchers solve tuning problem for wireless power transfer systems
Researchers from North Carolina State University have developed a new way to fine-tune wireless power transfer (WPT) receivers, making the systems more efficient and functional. WPT systems hold promise for charging electric ...
May 15, 2012 |
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Spin polarized supercurrents optimized with a simple flip
(Phys.org) -- Researchers from Michigan State University, the NIST Center for Neutron Research, and the NIST Center for Nanoscale Science and Technology have discovered the key to controlling and enhancing ...
May 14, 2012 |
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Researchers demonstrate new way to control nonvolatile magnetic memory devices
(Phys.org) -- Cornell researchers have demonstrated a new strategy for making energy- efficient, reliable nonvolatile magnetic memory devices -- which retain information without electric power.
May 07, 2012 |
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Mini-sensor measures magnetic activity in human brain
A miniature atom-based magnetic sensor developed by the National Institute of Standards and Technology (NIST) has passed an important research milestone by successfully measuring human brain activity. Experiments ...
Apr 19, 2012 |
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Magnetic testing process helps ensure reliability of microelectronic devices
(Phys.org) -- Taking advantage of the force generated by magnetic repulsion, researchers have developed a new technique for measuring the adhesion strength between thin films of materials used in microelectronic ...
Apr 12, 2012 |
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Nanoscale magnetic media diagnostics by rippling spin waves
Memory devices based on magnetism are one of the core technologies of the computing industry, and engineers are working to develop new forms of magnetic memory that are faster, smaller, and more energy efficient ...
Apr 03, 2012 |
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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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Researchers devise simple, inexpensive approach to making soft magnetic films for microwave applications
Soft magnetic materials can be easily magnetized and demagnetized. They are widely used in microwave devices, such as absorption of electromagnetic radiations.
Mar 15, 2012 |
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Artificially structured metamaterials may boost wireless power transfer
Scientists calculate that a "perfect lens," a slab of artificial material engineered to focus electromagnetic fields in ways that natural materials can't, may increase the efficiency of some wireless power transfer systems.
Mar 13, 2012 |
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GoalRef goal-line technology advances to final
The International Football Association Board (IFAB) announced on Saturday, March 3, 2012, that it had shortlisted two goal-line technologies and approved them for a final round of testing. One of the remaining ...
Mar 09, 2012 |
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Electrical circuits talk to single atoms
(PhysOrg.com) -- If a practical quantum computer is ever to be realized, conventional electronic devices will have to interface with the delicate quantum systems such as atoms or ions in traps or wisps of ...
Mar 06, 2012 |
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The origin of organic magnets
Electrical engineers are starting to consider materials made from organic molecules -- including those made from carbon atoms -- as an intriguing alternative to the silicon and metals used currently in electronic ...
Mar 02, 2012 |
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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 |
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Origin of large polarization in multiferroic YMnO3 thin films
Multiferroic materials have attracted much interest because of their ability to control magnetism through the application of a voltage. This ability can be utilized to reduce the power required by electronic ...
Feb 16, 2012 |
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