Bidirectional multiphoton communication between remote superconducting nodes

J Grebel, H Yan, MH Chou, G Andersson, CR Conner… - Physical Review Letters, 2024 - APS
Quantum communication test beds provide a useful resource for experimentally
investigating a variety of communication protocols. Here we demonstrate a superconducting …

Parametrically controlled chiral interface for superconducting quantum devices

X Cao, A Irfan, M Mollenhauer, K Singirikonda… - Physical Review Applied, 2024 - APS
Nonreciprocal microwave routing plays a crucial role in measuring quantum circuits, and
allows for realizing cascaded quantum systems for generating and stabilizing entanglement …

A traveling wave parametric amplifier isolator

A Ranadive, B Fazliji, GL Gal, G Cappelli… - arXiv preprint arXiv …, 2024 - arxiv.org
Superconducting traveling-wave parametric amplifiers have emerged as highly promising
devices for near-quantum-limited broadband amplification of microwave signals and are …

Broadband bandpass Purcell filter for circuit quantum electrodynamics

H Yan, X Wu, A Lingenfelter, YJ Joshi… - Applied Physics …, 2023 - pubs.aip.org
In circuit quantum electrodynamics, qubits are typically measured using dispersively
coupled readout resonators. Coupling between each readout resonator and its electrical …

Deconstructing the Traveling Wave Parametric Amplifier

M Malnou, J Aumentado - IEEE Transactions on Microwave …, 2024 - ieeexplore.ieee.org
Traveling wave parametric amplifiers (TWPAs) play a prominent role in modern
superconducting quantum computing efforts. They are valued for their relatively high power …

Gate-tunable phase transition in a resonator-based Su-Schrieffer-Heeger chain

LJ Splitthoff, MC Belo, G Jin, Y Liu, E Greplova… - Physical Review …, 2024 - APS
Metamaterials engineered to host topological states of matter in controllable quantum
systems hold promise for the advancement of quantum simulations and quantum computing …

Superconducting isolators based on time-modulated coupled-resonator systems

Y Zhuang, C Gaikwad, D Kowsari, K Murch… - Physical Review Applied, 2024 - APS
We present a unified approach for designing isolators based on temporally modulated
coupled resonator networks. Our method leverages standard superconducting quantum …

Gate-tunable kinetic inductances for superconducting circuits

LJ Splitthoff - 2024 - research.tudelft.nl
Gate-tunable kinetic inductances for superconducting circuits Page 1 Delft University of
Technology Gate-tunable kinetic inductances for superconducting circuits Splitthoff, LJ DOI …