Quantum-enhanced measurements without entanglement
Quantum-enhanced measurements exploit quantum mechanical effects for increasing the
sensitivity of measurements of certain physical parameters and have great potential for both …
sensitivity of measurements of certain physical parameters and have great potential for both …
Advances in bosonic quantum error correction with Gottesman–Kitaev–Preskill Codes: Theory, engineering and applications
Encoding quantum information into a set of harmonic oscillators is considered a hardware
efficient approach to mitigate noise for reliable quantum information processing. Various …
efficient approach to mitigate noise for reliable quantum information processing. Various …
Fast universal control of an oscillator with weak dispersive coupling to a qubit
Full manipulation of a quantum system requires controlled evolution generated by nonlinear
interactions, which is coherent when the rate of nonlinearity is large compared with the rate …
interactions, which is coherent when the rate of nonlinearity is large compared with the rate …
Encoding a qubit in a trapped-ion mechanical oscillator
The stable operation of quantum computers will rely on error correction, in which single
quantum bits of information are stored redundantly in the Hilbert space of a larger system …
quantum bits of information are stored redundantly in the Hilbert space of a larger system …
Error correction of a logical grid state qubit by dissipative pum**
Stabilization of encoded logical qubits using quantum error correction is crucial for the
realization of reliable quantum computers. Although error-correcting codes implemented …
realization of reliable quantum computers. Although error-correcting codes implemented …
Performance and structure of single-mode bosonic codes
The early Gottesman, Kitaev, and Preskill (GKP) proposal for encoding a qubit in an
oscillator has recently been followed by cat-and binomial-code proposals. Numerically …
oscillator has recently been followed by cat-and binomial-code proposals. Numerically …
Quantum error correction with the Gottesman-Kitaev-Preskill code
The Gottesman-Kitaev-Preskill (GKP) code was proposed in 2001 by Daniel Gottesman,
Alexei Kitaev, and John Preskill as a way to encode a qubit in an oscillator. The GKP …
Alexei Kitaev, and John Preskill as a way to encode a qubit in an oscillator. The GKP …
Model-free quantum control with reinforcement learning
Model bias is an inherent limitation of the current dominant approach to optimal quantum
control, which relies on a system simulation for optimization of control policies. To overcome …
control, which relies on a system simulation for optimization of control policies. To overcome …
Towards scalable bosonic quantum error correction
We review some of the recent efforts in devising and engineering bosonic qubits for
superconducting devices, with emphasis on the Gottesman–Kitaev–Preskill (GKP) qubit. We …
superconducting devices, with emphasis on the Gottesman–Kitaev–Preskill (GKP) qubit. We …
Quantum-enhanced metrology with large Fock states
Quantum metrology uses non-classical states, such as Fock states with a specific number of
photons, to achieve an advantage over classical sensing methods. Typically, quantum …
photons, to achieve an advantage over classical sensing methods. Typically, quantum …