a trapped-atom quantum memory (PDF) - MIT
a trapped-atom quantum memory (PDF) - MIT
a trapped-atom quantum memory (PDF) - MIT
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ADIABATIC TRANSFER VIA THE DARK STATE<br />
|e<br />
|e<br />
Ω 1<br />
Ω 2<br />
Ω<br />
|b |- |+<br />
|a<br />
AMPLITUDE<br />
1<br />
0<br />
Ω 1<br />
Ω 2<br />
TIME<br />
|-> = (Ω 2 |a> - Ω 1 |b>)/Ω<br />
|+> = (Ω 1 |a> + Ω 2 |b>)/Ω<br />
|a> - |e><br />
|+> - |e><br />
|b> - |e><br />
EQUIVALENT TO A π-PULSE<br />
|->=|b><br />
|->=|a><br />
TOPOLGICALLY ROBUST<br />
|a> + |e><br />
|+> + |e><br />
|b> + |e>
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