News tagged with tunnel junction
Scientists observe how superconducting nanowires lose resistance-free state
Even with today's invisibility cloaks, people can't walk through walls. But, when paired together, millions of electrons can.
Sep 22, 2011 |
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Physicists measure current-induced torque in nonvolatile magnetic memory devices
(PhysOrg.com) -- Tomorrow's nonvolatile memory devices – computer memory that can retain stored information even when not powered – will profoundly change electronics, and Cornell University researchers ...
Mar 09, 2011 |
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Researchers use spin waves to measure magnetic polarization of electrical current
In the hard drive industry, the rapid growth of storage density has been propelled in part by developments in the sensors used to read the magnetic "bits" on the disk. Recently, the use of giant magnetoresistance (GMR) in ...
Mar 08, 2011 |
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Scientists discover mechanism behind superinsulation
(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory have discovered the microscopic mechanism behind the phenomenon of superinsulation, the ability of certain materials ...
Dec 14, 2009 |
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Toshiba develops essential technology for spintronics-based MOS field-effect transistor
(PhysOrg.com) -- Toshiba Corporation today announced that it has developed MOSFET cell based on spin transport electronics, or spintronics, an advanced semiconductor technology that makes use of the spin and ...
Dec 09, 2009 |
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High-speed signal mixer demonstrates capabilities of transistor laser
(PhysOrg.com) -- Scientists at the University of Illinois have successfully demonstrated a microwave signal mixer made from a tunnel-junction transistor laser. Development of the device brings researchers ...
Mar 19, 2009 |
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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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Nanotechnology makes supertelescopes much more sensitive
Nanotechnologist Chris Lodewijk has succeeded in significantly increasing the sensitivity of the new supertelescopes in Chile. He will receive his PhD on this topic at Delft University of Technology on Monday 2 February.
Nanotechnology / Nanomaterials
Feb 02, 2009 |
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NEC develops a nonvolatile magnetic flip flop that enables standby-power-free SoCs
NEC Corporation today announced that it has succeeded in demonstrating the operation of a nonvolatile magnetic flip flop (MFF).
Jan 05, 2009 |
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