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Frank K. Wilhelm Saarland University, Saarbrücken ... - ITP at UCSB

Frank K. Wilhelm Saarland University, Saarbrücken ... - ITP at UCSB

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Transmon/Phase qubit<br />

Lucero et al., 2008;<br />

Chow et al., 2009<br />

Tuesday, February 26, 2013<br />

Leakage<br />

Spectral limit<strong>at</strong>ion:<br />

Dur<strong>at</strong>ion/bandwith uncertainty<br />

S<br />

ω<br />

12<br />

∆2<br />

Solution: Envelope shaping<br />

Deriv<strong>at</strong>ive Removal<br />

by Adiab<strong>at</strong>ic G<strong>at</strong>e<br />

ω<br />

01<br />

tg<br />

ω<br />

Motzoi et al., PRL 2009 15

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