Readout-induced degradation of transmon lifetimes: interplay of TLSs and qubit spectral reshaping

arXiv:2603.13857 · quant-ph · Submitted 2026-03-14 · Read on arXiv

quant-ph

Submitted: 2026-03-14

Updated: 2026-09-17

Journal ref: PRX Quantum 7, 033059 (2026)

DOI: 10.1103/y5ty-bd4y

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Trace — 8× in this paper · explained in 2 episodes
• Stark Shift — 6× in this paper · explained in 2 episodes
• Calibration — 5× in this paper · explained in 7 episodes
• Fidelity — 2× in this paper · explained in 2 episodes
• Quantum Zeno Effect — 2× in this paper · explained in 2 episodes
• Verification — 2× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Frequency Dependence — 1× in this paper · explained in 2 episodes
• Hybrid System — 1× in this paper · explained in 2 episodes
• Lindblad master equation — 1× in this paper · explained in 2 episodes
• Signal-to-noise ratio (SNR) — 1× in this paper · explained in 2 episodes

Sources

• Readout-induced leakage of the fluxonium qubit

Related papers

• Reconquering Bell sampling on qudits: stabilizer learning and testing, quantum pseudorandomness bounds, and more
• Encrypted clones can leak: Classification of informative subsets in Quantum Encrypted Cloning
• Polynomial-time classical and quantum simulation of quantum impurity models
• A quasiparticle-protected superconducting qubit
• Theory of quantum-enhanced interferometry with general Markovian light sources
• A convergent hierarchy of spectral gap certificates for qubit Hamiltonians