Tunable coupling scheme for implementing high-fidelity two-qubit gates

F Yan, P Krantz, Y Sung, M Kjaergaard… - Physical Review …, 2018 - APS
The prospect of computational hardware with quantum advantage relies critically on the
quality of quantum-gate operations. Imperfect two-qubit gates are a major bottleneck for …

Hardware-efficient fermionic simulation with a cavity–QED system

G Zhu, Y Subaşı, JD Whitfield, M Hafezi - npj Quantum Information, 2018 - nature.com
In digital quantum simulation of fermionic models with qubits, non-local maps for encoding
are often encountered. Such maps require linear or logarithmic overhead in circuit depth …

Circuit QED: cross-Kerr effect induced by a superconducting qutrit without classical pulses

T Liu, Y Zhang, BQ Guo, CS Yu, WN Zhang - Quantum Information …, 2017 - Springer
The realization of cross-Kerr nonlinearity is an important task for many applications in
quantum information processing. In this work, we propose a method for realizing cross-Kerr …

Engineering synthetic quantum operations

U Vool - 2017 - search.proquest.com
Coherent quantum effects are the hallmark of atomic systems. The field of circuit quantum
electrodynamics (cQED) also allows for the control of coherent quantum systems. However …