3 papers
quant-ph2026
CryoCMOS RF multiplexer for superconducting qubit control, readout and flux biasing at millikelvin temperatures with picowatt power consumption
Liam Fallik, Sriram Balamurali, Alican Caglar +12
Large-scale cryogenic quantum systems are constrained by an input-output bottleneck between room-temperature electronics and millikelvin stages, particularly in superconducting qub…
quant-ph2025
Broadband Magnetless Isolation in a Flux-Pumped, Dispersion-Engineered Transmission Line
M. Demarets, A. M. Vadiraj, C. Caloz +1
Isolators are commonly found in the amplification chain of microwave setups to shield sensitive devices such as superconducting qubits from noise and back-scattered signals. Conven…
quant-ph2025
Reversing Hydrogen-Related Loss in -Ta Thin Films for Quantum Device Fabrication
D. P. Lozano, M. Mongillo, B. Raes +10
-Tantalum (-Ta) is an emerging material for superconducting qubit fabrication due to the low microwave loss of its stable native oxide. However, hydrogen absorption during fa…