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pro vyhledávání: '"Peter A. Spring"'
Photon-Noise-Tolerant Dispersive Readout of a Superconducting Qubit Using a Nonlinear Purcell Filter
Autor:
Yoshiki Sunada, Kenshi Yuki, Zhiling Wang, Takeaki Miyamura, Jesper Ilves, Kohei Matsuura, Peter A. Spring, Shuhei Tamate, Shingo Kono, Yasunobu Nakamura
Publikováno v:
PRX Quantum, Vol 5, Iss 1, p 010307 (2024)
Residual noise photons in a readout resonator become a major source of dephasing for a superconducting qubit when the resonator is optimized for a fast, high-fidelity dispersive readout. Here, we propose and demonstrate a nonlinear Purcell filter tha
Externí odkaz:
https://doaj.org/article/966d949e233e470fb12e4b0848bb52e0
Autor:
Peter A. Spring, Shuxiang Cao, Takahiro Tsunoda, Giulio Campanaro, Simone Fasciati, James Wills, Mustafa Bakr, Vivek Chidambaram, Boris Shteynas, Lewis Carpenter, Paul Gow, James Gates, Brian Vlastakis, Peter J. Leek
Publikováno v:
Science Advances. 8
We report high qubit coherence as well as low cross-talk and single-qubit gate errors in a superconducting circuit architecture that promises to be tileable to two-dimensional (2D) lattices of qubits. The architecture integrates an inductively shunte