Quantum error correction using squeezed Schrödinger cat states

DS Schlegel, F Minganti, V Savona - Physical Review A, 2022 - APS
Bosonic quantum codes redundantly encode quantum information in the states of a quantum
harmonic oscillator, making it possible to detect and correct errors. Schrödinger cat codes …

Quantum capacity and codes for the bosonic loss-dephasing channel

P Leviant, Q Xu, L Jiang, S Rosenblum - Quantum, 2022 - quantum-journal.org
Bosonic qubits encoded in continuous-variable systems provide a promising alternative to
two-level qubits for quantum computation and communication. So far, photon loss has been …

Performance of teleportation-based error-correction circuits for bosonic codes with noisy measurements

T Hillmann, F Quijandría, AL Grimsmo, G Ferrini - PRX Quantum, 2022 - APS
Bosonic quantum error-correcting codes offer a viable direction towards reducing the
hardware overhead required for fault-tolerant quantum information processing. A broad …

Continuous-Variable Quantum Computation in Circuit QED

X Pan, P Song, YY Gao - Chinese Physics Letters, 2023 - iopscience.iop.org
Quantum computation (QC) offers the promise of enhanced computational capabilities and
drastic accelerations in solving complex tasks such as quantum chemistry [1, 2] and prime …

Effect of decoherence for gate operations on a superconducting bosonic qubit

K Mizuno, T Takenaka, I Mahboob… - New Journal of …, 2023 - iopscience.iop.org
High-quality-factor 3D cavities in superconducting circuits are ideal candidates for bosonic
logical qubits as their fidelity is limited only by the low photon loss rate. However, the …

Explicit error-correction scheme and code distance for bosonic codes with rotational symmetry

B Marinoff, M Bush, J Combes - Physical Review A, 2024 - APS
Bosonic codes with rotational symmetry are currently one of the best-performing quantum
error-correcting codes. Little is known about error propagation and code distance for these …