Time-Domain Detection of Weakly Coupled TLS Fluctuators in Phase Qubits
M.S. Allman, F. Altomare, J.D. Whittaker, K. Cicak, D. Li, A. Sirois,, J. Strong, J.D. Teufel, R.W. Simmonds
TL;DR
This paper introduces a sensitive, efficient method for detecting weakly coupled TLS fluctuators in superconducting qubits, improving upon standard spectroscopic techniques in speed and accuracy.
Contribution
The paper presents a novel time-domain detection method that enhances sensitivity and reduces data acquisition time for identifying TLSs in phase qubits.
Findings
More sensitive detection of TLSs than standard methods
Reduced data acquisition time for TLS identification
Effective in locating weakly coupled TLSs
Abstract
We report on a method for detecting weakly coupled spurious two-level system fluctuators (TLSs) in superconducting qubits. This method is more sensitive that standard spectroscopic techniques for locating TLSs with a reduced data acquisition time.
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Taxonomy
TopicsQuantum and electron transport phenomena · Photonic and Optical Devices · Neural Networks and Reservoir Computing