Quantum circuit assemblies with Josephson junctions utilizing resistive switching materials

ZR Yoscovits, R Caudillo, R Pillarisetty… - US Patent …, 2020 - Google Patents
Disclosed herein are superconducting qubit devices with Josephson Junctions utilizing
resistive switching materials, ie, resistive Josephson Junctions (RJJs), as well as related …

Superconductor-to-insulator devices

F Najafi - US Patent 11,832,532, 2023 - Google Patents
A device includes a superconductor layer and a piezoelectric layer positioned adjacent to
the superconductor layer. The piezoelectric layer is configured to apply a first strain to the …

Superconductive memory cells and devices

F Najafi - US Patent 10,984,857, 2021 - Google Patents
An electronic device (eg, a superconducting memory cell) includes a substrate and a layer of
superconducting material disposed over the substrate. The layer of superconducting …

Superconducting nanowire single photon detector and method of fabrication thereof

CJ Chung, F Najafi, G Kovall, VR Manfrinato… - US Patent …, 2021 - Google Patents
A superconductor device according to some embodiments comprises a superconductor
stack, which includes a superconductor layer and a silicon cap layer over the …

Photon number resolving superconducting detector

F Najafi, E Dudley, M Thompson - US Patent 11,313,719, 2022 - Google Patents
A photon detector is provided. The photon detector includes a superconducting wire having
a plurality of alternating narrow and wide portions; a current source electrically-coupled to …

Superconducting nanowire single photon detector and method of fabrication thereof

CJ Chung, F Najafi, G Kovall, VR Manfrinato… - US Patent …, 2022 - Google Patents
A superconductor device is manufactured by depositing a barrier layer over a substrate
including silicon, the barrier layer including silicon and nitrogen; depositing a seed layer for …

Input/output systems and methods for superconducting devices

KTR Boothby - US Patent 12,033,033, 2024 - Google Patents
A quantum processor comprises a plurality of tiles, the plurality of tiles arranged in a first
grid, and where a first tile of the plurality of tiles comprises a number of qubits (eg …

System and method of flux bias for superconducting quantum circuits

AF Kirichenko, A Jafari-Salim, P Truitt… - US Patent …, 2024 - Google Patents
Quantum computing systems require methods to control energies of qubits and couplers for
quantum operations. Flux biasing of qubits and quantum couplers is provided for a …

Systems and methods for modeling noise sequences and calibrating quantum processors

JR Raymond - US Patent 12,039,465, 2024 - Google Patents
Calibration techniques for devices of analog processors to remove time-dependent biases
are described. Devices in an analog processor exhibit a noise spectrum that spans a wide …

Superconducting photon detector

M Thompson, F Najafi - US Patent 12,061,114, 2024 - Google Patents
The various embodiments described herein include methods, devices, and systems for
fabricating and operating superconducting photon detectors. In one aspect, a photon …