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quant-ph2020
Multi-level Quantum Noise Spectroscopy
Youngkyu Sung, Antti Vepsäläinen, Jochen Braumüller +14
System noise identification is crucial to the engineering of robust quantum systems. Although existing quantum noise spectroscopy (QNS) protocols measure an aggregate amount of noi…
quant-ph2019
Superconducting Qubits: Current State of Play
Morten Kjaergaard, Mollie E. Schwartz, Jochen Braumüller +4
Superconducting qubits are leading candidates in the race to build a quantum computer capable of realizing computations beyond the reach of modern supercomputers. The superconducti…
quant-ph2018
A tunable coupling scheme for implementing high-fidelity two-qubit gates
Fei Yan, Philip Krantz, Youngkyu Sung +6
The prospect of computational hardware with quantum advantage relies critically on the quality of quantum gate operations. Imperfect two-qubit gates is a major bottleneck for achie…