3 papers
cond-mat.mes-hall2026
Origins of microwave losses in superconducting circuits made with silicon-on-insulator substrates
Simon Messelot, Nicolas Aparicio, Kazi Rafsanjani Amin +11
Silicon-on-insulator technology is widely used to fabricate silicon based devices, from advanced transistors to photonic circuits or nanomechanical systems. Integrating low loss su…
cond-mat.mes-hall2025
Gate-tunable Josephson parametric amplifiers based on semiconductor nanowires
Raphael Rousset-Zenou, Nicolas Aparicio, Simon Messelot +5
Superconductor-semiconductor hybrid materials have been extensively used for experiments on electrically tunable quantum devices. Notably, Josephson junctions utilizing nanowire we…
cond-mat.mes-hall2025
Gate-tunable spectrum and charge dispersion mitigation in a graphene superconducting qubit
Nicolas Aparicio, Simon Messelot, Edgar Bonet-Orozco +5
Controlling the energy spectrum of quantum-coherent superconducting circuits, i.e. the energies of excited states, the circuit anharmonicity and the states' charge dispersion, is e…