2 papers
quant-ph2024
Noise-induced quantum-circuit refrigeration
Heidi Kivijärvi, Arto Viitanen, Timm Mörstedt +1
We use a transmon qubit and its dispersively coupled readout resonator to measure the Fock state populations of another microwave resonator, to which we have attached a quantum-cir…
quant-ph2024
Many-excitation removal of a transmon qubit using a single-junction quantum-circuit refrigerator and a two-tone microwave drive
Wallace Teixeira, Timm Mörstedt, Arto Viitanen +7
Achieving fast and precise initialization of qubits is a critical requirement for the successful operation of quantum computers. The combination of engineered environments with all…