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Generating higher-order quantum dissipation from lower-order parametric processes
DOI:10.1088/2058-9565/aa6e9d.png)
Abstract
En 中文
The stabilisation of quantum manifolds is at the heart of error-protected quantum information storage and manipulation. Nonlinear driven-dissipative processes achieve such stabilisation in a hardware efficient manner. Josephson circuits with parametric pump drives implement these nonlinear interactions. In this article, we propose a scheme to engineer a four-photon drive and dissipation on a harmonic oscillator by cascading experimentally demonstrated two-photon processes. This would stabilise a four-dimensional degenerate manifold in a superconducting resonator. We analyse the performance of the scheme using numerical simulations of a realisable system with experimentally achievable parameters.
Keywords:
quantum information
dissipation engineering
quantum error correction
superconducting quantum computation
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