(Or "single-electron transistor") A location capable of containing a single electrical charge i.e., a single electron of Coulomb charge. Physically, quantum dots are nanometer-size semiconductor structures in which the presence or absence of a quantum electron can be used to store information. See also: quantum cell, quantum cell wire, {quantum-dot cellular automata}. . ["Quantum Dot Heterostructures", D. Bimberg, et al, John Wiley & Sons Ltd., Dec 1998]. (2001-07-17)
