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Saturday, April 3, 2010

Technological Advances: Memristors, The Fourth Circuit Element

The Principle
The basic premise behind the Memristor, is that it's resistance changes with current.  So the more current that flows through the element in the positive direction the higher the resistance rises.  When current flows in the opposite direction, the lower the resistance drops.  It's that simple.  How sensitive this device is to current depends on it's Memristance Factor.  Hopefully, when production on this element is begun, more information will be available.  Below is the formula taken from Wikipedia:

Change in Flux versus the change in charge

Applications
The reason this is such a great device for the future is it's extremely small footprint (smaller than any current known transistor configuration).  The vast number of applications include very fast switches and extremely high density non-volatile memory cells.  They have also been brought up to be used to construct a hardware neural network.  These devices, once completely understood, will revolutionize the industry in all aspects, from processor power, memory, to artificial intelligence.  Look up more detailed information on it's origins and discovery at Wikipedia.

Later...

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Justin Coulston

This has some information on it's application in Adaptive Networks

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