Superconducting cavity qubit with tens of milliseconds single-photon coherence time

O Milul, B Guttel, U Goldblatt, S Hazanov, LM Joshi… - PRX Quantum, 2023 - APS
Storing quantum information for an extended period of time is essential for running quantum
algorithms with low errors. Currently, superconducting quantum memories have coherence …

Quasiparticles and Charge‑Parity Switching in Transmon Qubits

S Diamond - 2024 - search.proquest.com
Nonequilibrium quasiparticle excitations (QPs) are a significant loss mechanism inherentto
superconducting devices. There are two distinct mechanisms by which transmon …