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coherence length

   Also found in: Wikipedia 0.02 sec.
coherence length [kō′hirĀ·əns ‚leŋkth]
(physics)
For a beam of particles, the typical length of a wave packet along the beam; the more monochromatic the beam, the greater its coherence length.
(solid-state physics)
A measure of the distance through which the effect of any local disturbance is spread out in a superconducting material. Also known as coherence distance.


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If the coherence length is very small, that essentially means you have a weak link at this point,' says Praveen Chaudhari of the IBM Thomas J.
210402, 2003), establish that the characteristic size of the vortex core is indeed proportional to the BCS coherence length.
 
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