Light emitting diodes with asymmetric resonance tunnelling
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United States of America Patent
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Sep 2, 2003
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N/A
app pub date -
May 26, 2000
filing date -
May 28, 1999
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Abstract
An LED based on a two well system with charge asymmetric resonance tunnelling comprises first and second coupled wells, one being a wide well and the other an active quantum well. The wells are coupled via a resonance tunnelling barrier which is transparent for electrons and blocking for holes.
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