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- Publisher Website: 10.1103/PhysRevApplied.21.024016
- Scopus: eid_2-s2.0-85184663507
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Article: Scalable protocol to mitigate ZZ crosstalk in universal quantum gates
Title | Scalable protocol to mitigate ZZ crosstalk in universal quantum gates |
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Authors | |
Issue Date | 8-Feb-2024 |
Publisher | American Physical Society |
Citation | Physical Review Applied, 2024, v. 21, n. 2 How to Cite? |
Abstract | High-fidelity universal quantum gates are widely acknowledged as essential for scalable quantum computation. However, in solid-state quantum systems, which hold promise as physical implementation platforms for quantum computation, the inevitable ZZ crosstalk resulting from interqubit interactions significantly impairs quantum operation performance. Here we propose a scalable protocol to achieve ZZ-crosstalk mitigation in universal quantum gates. This method converts the noisy Hamiltonian with ZZ crosstalk into a framework that efficiently suppresses all ZZ-crosstalk effects, leading to ideal target quantum operations. Specifically, we first analytically derive the ZZ-crosstalk mitigation conditions and then apply them to enhance the performance of target universal quantum gates. Moreover, numerical simulations validate the effectiveness of ZZ-crosstalk mitigation when multiple qubit gates operate concurrently. As a result, our protocol presents a promising approach for implementing practical parallel quantum gates in large-scale quantum computation scenarios. |
Persistent Identifier | http://hdl.handle.net/10722/344960 |
DC Field | Value | Language |
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dc.contributor.author | Liang, Yan | - |
dc.contributor.author | Liang, Ming Jie | - |
dc.contributor.author | Li, Sai | - |
dc.contributor.author | Wang, Z D | - |
dc.contributor.author | Xue, Zheng Yuan | - |
dc.date.accessioned | 2024-08-14T08:56:31Z | - |
dc.date.available | 2024-08-14T08:56:31Z | - |
dc.date.issued | 2024-02-08 | - |
dc.identifier.citation | Physical Review Applied, 2024, v. 21, n. 2 | - |
dc.identifier.uri | http://hdl.handle.net/10722/344960 | - |
dc.description.abstract | High-fidelity universal quantum gates are widely acknowledged as essential for scalable quantum computation. However, in solid-state quantum systems, which hold promise as physical implementation platforms for quantum computation, the inevitable ZZ crosstalk resulting from interqubit interactions significantly impairs quantum operation performance. Here we propose a scalable protocol to achieve ZZ-crosstalk mitigation in universal quantum gates. This method converts the noisy Hamiltonian with ZZ crosstalk into a framework that efficiently suppresses all ZZ-crosstalk effects, leading to ideal target quantum operations. Specifically, we first analytically derive the ZZ-crosstalk mitigation conditions and then apply them to enhance the performance of target universal quantum gates. Moreover, numerical simulations validate the effectiveness of ZZ-crosstalk mitigation when multiple qubit gates operate concurrently. As a result, our protocol presents a promising approach for implementing practical parallel quantum gates in large-scale quantum computation scenarios. | - |
dc.language | eng | - |
dc.publisher | American Physical Society | - |
dc.relation.ispartof | Physical Review Applied | - |
dc.title | Scalable protocol to mitigate ZZ crosstalk in universal quantum gates | - |
dc.type | Article | - |
dc.identifier.doi | 10.1103/PhysRevApplied.21.024016 | - |
dc.identifier.scopus | eid_2-s2.0-85184663507 | - |
dc.identifier.volume | 21 | - |
dc.identifier.issue | 2 | - |
dc.identifier.eissn | 2331-7019 | - |
dc.identifier.issnl | 2331-7019 | - |