3 papers
cond-mat.mtrl-sci2023
Chemical profiles of the oxides on tantalum in state of the art superconducting circuits
Russell A. McLellan, Aveek Dutta, Chenyu Zhou +23
Over the past decades, superconducting qubits have emerged as one of the leading hardware platforms for realizing a quantum processor. Consequently, researchers have made significa…
quant-ph2023
Disentangling Losses in Tantalum Superconducting Circuits
Kevin D. Crowley, Russell A. McLellan, Aveek Dutta +17
Superconducting qubits are a leading system for realizing large scale quantum processors, but overall gate fidelities suffer from coherence times limited by microwave dielectric lo…
quant-ph2020
New material platform for superconducting transmon qubits with coherence times exceeding 0.3 milliseconds
Alex P. M. Place, Lila V. H. Rodgers, Pranav Mundada +15
The superconducting transmon qubit is a leading platform for quantum computing and quantum science. Building large, useful quantum systems based on transmon qubits will require sig…