6 papers
Parametrically induced strong coupling between a superconducting quantum circuit and a solid-state spin ensemble
Alejandro E. Baptista, Jinwoong Kim, Sonia Rani +2
Efficient quantum state transfer between superconducting circuits and solid-state spins would unlock high-coherence quantum memories for superconducting quantum processors. We demo…
Autonomous stabilization of remote entanglement in a cascaded quantum network
Abdullah Irfan, Kaushik Singirikonda, Mingxing Yao +5
Remote entanglement between widely separated qubits is a fundamental quantum phenomenon and a critical resource for quantum information applications. Generating entanglement betwee…
Structural control of two-level defect density revealed by high-throughput correlative measurements of Josephson junctions
Oliver F. Wolff, Harshvardhan Mantry, Rahim Raja +8
Materials defects in Josephson junctions (JJs), often referred to as two-level systems (TLS), couple to superconducting qubits and are a critical bottleneck for scalable quantum pr…
Fluxonium as a control qubit for bosonic quantum information
Ke Nie, J. Nofear Bradford, Supriya Mandal +3
Bosonic codes in superconducting resonators are a hardware-efficient avenue for quantum error correction and benefit from favorable error hierarchies provided by long-lived cavitie…
High dynamic-range quantum sensing of magnons and their dynamics using a superconducting qubit
Sonia Rani, Xi Cao, Alejandro E. Baptista +2
Magnons can endow quantum devices with new functionalities. Assessing their potential requires precise characterization of magnon properties. Here, we use a superconducting qubit t…
Parametrically-controlled microwave-photonic interface for the fluxonium
Ke Nie, Aayam Bista, Kaicheung Chow +2
Converting quantum information from stationary qubits to traveling photons enables both fast qubit initialization and efficient generation of flying qubits for redistribution of qu…