Double Quantum dots and electron spin control
The terminology makes it appear as if he is talking about a FET with source, drain and gate.
A lecture explaining Double Quantum Dots during the 2011 Undergraduate School on Experimental Quantum Information Processing (USEQIP) at the Institute for Quantum Computing.
Series of USEQIP 2011 series of videos
For more:
http://iqc.uwaterloo.ca/conferences/useqip2011
iqc.uwaterloo.ca
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