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tunnel junction

   Also found in: Wikipedia 0.01 sec.
tunnel junction [′tən·əl ‚jəŋk·shən]
(electronics)
A two-terminal electronic device having an extremely thin potential barrier to electron flow, so that the transport characteristic (the current-voltage curve) is primarily governed by the quantum-mechanical tunneling process which permits electrons to penetrate the barrier.
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However, the new track at Severn Tunnel Junction will take days to install, and all new equipment must be rigorously tested for safety before the railway can reopen.
IT'S A RAIL PAIN AT CHRISTMAS; Main line to close for 10 days over ... by South Wales Echo (Cardiff, Wales)
In addition to the usual current-modulation capability, the tunnel junction provides an enhanced means for voltage-controlled modulation of the photon output of the transistor laser.
Higher performance electrical and optical integrated circuits come ... by Asian News International
NEC's MFF operations were produced by integrating data flip flop (DFF) with magnetic tunnel junctions (MTJ), in addition to circuits that switch the direction of MTJ's magnetization.
NEC Develops Nonvolatile Magnetic Flip Flop that Enables ... by JCN Newswires
 
 
 
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