47 citations · 121 across the 13 of their papers we have counts for
14 papers
Efficient -qubit entangling operations via a superconducting quantum router
Xuntao Wu, Haoxiong Yan, Gustav Andersson +13
Quantum algorithms on near-term quantum processors are typically executed using shallow quantum circuits composed of one- and two-qubit gates. However, as circuit depth and gate nu…
Loss Mechanisms in High-coherence Multimode Mechanical Resonators Coupled to Superconducting Circuits
Raquel Garcia Belles, Alexander Anferov, Lukas F. Deeg +14
Circuit quantum acoustodynamics (cQAD) devices have a wide range of applications in quantum science, all of which depend crucially on the quantum coherence of the mechanical subsys…
Mitigating cosmic ray-like correlated events with a modular quantum processor
Xuntao Wu, Yash J. Joshi, Haoxiong Yan +14
Quantum processors based on superconducting qubits are being scaled to larger qubit numbers, enabling the implementation of small-scale quantum error correction codes. However, cat…
Acoustic phonon phase gates with number-resolving phonon detection
Hong Qiao, Zhaoyou Wang, Gustav Andersson +9
Linear optical quantum computing (LOQC) provides a compelling approach to quantum information processing, with a short list of physical requirements; however, experimental implemen…
A Flux-Tunable cavity for Dark matter detection
Fang Zhao, Ziqian Li, Akash V. Dixit +7
Developing a dark matter detector with wide mass tunability is an immensely desirable property, yet it is challenging due to maintaining strong sensitivity. Resonant cavities for d…
Millimeter-Wave Superconducting Qubit
Alexander Anferov, Fanghui Wan, Shannon P. Harvey +2
Manipulating the electromagnetic spectrum at the single-photon level is fundamental for quantum experiments. In the visible and infrared range, this can be accomplished with atomic…
Modular quantum processor with an all-to-all reconfigurable router
Xuntao Wu, Haoxiong Yan, Gustav Andersson +10
Superconducting qubits provide a promising approach to large-scale fault-tolerant quantum computing. However, qubit connectivity on a planar surface is typically restricted to only…
Niobium coaxial cavities with internal quality factors exceeding 1.5 billion for circuit quantum electrodynamics
Andrew E. Oriani, Fang Zhao, Tanay Roy +6
Group-V materials such as niobium and tantalum have become popular choices for extending the performance of circuit quantum electrodynamics (cQED) platforms allowing for quantum pr…
Superconducting Qubits Above 20 GHz Operating over 200 mK
Alexander Anferov, Shannon P. Harvey, Fanghui Wan +2
Current state-of-the-art superconducting microwave qubits are cooled to extremely low temperatures to avoid sources of decoherence. Higher qubit operating temperatures would signif…
Low-loss Millimeter-wave Resonators with an Improved Coupling Structure
Alexander Anferov, Shannon P. Harvey, Fanghui Wan +3
Millimeter-wave superconducting resonators are a useful tool for studying quantum device coherence in a new frequency domain. However, improving resonators is difficult without a r…
Improved Coherence in Optically-Defined Niobium Trilayer Junction Qubits
Alexander Anferov, Kan-Heng Lee, Fang Zhao +2
Niobium offers the benefit of increased operating temperatures and frequencies for Josephson junctions, which are the core component of superconducting devices. However existing ni…
Quantum-limited millimeter wave to optical transduction
Aishwarya Kumar, Aziza Suleymanzade, Mark Stone +4
Long distance transmission of quantum information is a central ingredient of distributed quantum information processors for both computing and secure communication. Transmission be…
A tunable High-Q millimeter wave cavity for hybrid circuit and cavity QED experiments
Aziza Suleymanzade, Alexander Anferov, Mark Stone +3
The millimeter wave (mm-wave) frequency band provides exciting prospects for quantum science and devices, since many high-fidelity quantum emitters, including Rydberg atoms, molecu…
Millimeter-Wave Four-Wave Mixing via Kinetic Inductance for Quantum Devices
Alexander Anferov, Aziza Suleymanzade, Andrew Oriani +2
Millimeter-wave superconducting devices offer a platform for quantum experiments at temperatures above 1 K, and new avenues for studying light-matter interactions in the strong cou…