3 papers
quant-ph2026
Surface Optimization of Superconducting Aluminum Resonators for Robust Quantum Device Fabrication
Simon J. K. Lang, Ignaz Eisele, Alwin Maiwald +8
The paper studies surface treatment methods for aluminum superconducting resonators to maintain low dielectric loss after a 24‑hour ambient exposure, finding that selective oxide r…
quant-ph2025
3D-Integrated Superconducting qubits: CMOS-Compatible, Wafer-Scale Processing for Flip-Chip Architectures
T. Mayer, H. Bender, S. J. K. Lang +16
In this article, we present a technology development of a superconducting qubit device 3D-integrated by flip-chip-bonding and processed following CMOS fabrication standards and con…
quant-ph2025
CMOS-Compatible, Wafer-Scale Processed Superconducting Qubits Exceeding Energy Relaxation Times of 200us
T. Mayer, J. Weber, E. Music +12
We present the results of an industry-grade fabrication of superconducting qubits on 200 mm wafers utilizing CMOS-established processing methods. By automated waferprober resistanc…