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Overview page. Subjects: Science and Mathematics.

Construction and use of devices comprising only a few molecules that can be used to manipulate structures at the atomic level. Nanotechnology has potential applications in repair of damaged...

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quantum dot

Overview page. Subjects: Medicine and Health — Physics.

A quantum-mechanical system, usually made from a semiconductor, in which electrons can be confined into a small region a few nanometres in size containing a few thousand atoms. Such systems...

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quantum well

Overview page. Subjects: Physics.

A potential well in which electrons in a three-dimensional system are confined to a plane, i.e. to two dimensions. Quantum wells can be made with a semiconductor that is sandwiched between...

See overview in Oxford Index