dorsal/arxiv
View SchemaProtocol for universal gates in optimally biased superconducting qubits
| Authors | Chad Rigetti, Michel Devoret |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0412009 |
| URL | https://arxiv.org/abs/quant-ph/0412009 |
| DOI | 10.1103/PhysRevLett.94.240502 |
Abstract
We present a new experimental protocol for performing universal gates in a register of superconducting qubits coupled by fixed on-chip linear reactances. The qubits have fixed, detuned Larmor frequencies and can remain, during the entire gate operation, biased at their optimal working point where decoherence due to fluctuations in control parameters is suppressed to first order. Two-qubit gates are performed by simultaneously irradiating two qubits at their respective Larmor frequencies with appropriate amplitude and phase, while one-qubit gates are performed by the usual single-qubit irradiation pulses.
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"abstract": "We present a new experimental protocol for performing universal gates in a\nregister of superconducting qubits coupled by fixed on-chip linear reactances.\nThe qubits have fixed, detuned Larmor frequencies and can remain, during the\nentire gate operation, biased at their optimal working point where decoherence\ndue to fluctuations in control parameters is suppressed to first order.\nTwo-qubit gates are performed by simultaneously irradiating two qubits at their\nrespective Larmor frequencies with appropriate amplitude and phase, while\none-qubit gates are performed by the usual single-qubit irradiation pulses.",
"arxiv_id": "quant-ph/0412009",
"authors": [
"Chad Rigetti",
"Michel Devoret"
],
"categories": [
"quant-ph",
"cond-mat.supr-con"
],
"doi": "10.1103/PhysRevLett.94.240502",
"title": "Protocol for universal gates in optimally biased superconducting qubits",
"url": "https://arxiv.org/abs/quant-ph/0412009"
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