Nature

Automated design of superconducting circuits and its application to 4-local couplers

Superconducting circuits have emerged as a promising platform to build quantum processors. The challenge of designing a circuit is to compromise between realizing a set of performance metrics and ...
EurekAlert!

Schematic diagram of the Zuchongzhi-3 chip. 105 qubits and 182 couplers are integrated on the same chip to perform quantum random circuit sampling tasks (IMAGE)

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EDN

How to design a broadband stepped quadrature hybrid coupler in triplate stripline configuration

Quadrature (90-degree) hybrid couplers play an important role in various RF system like receivers, transmitters, signal analysis/processing circuits etc., for phase shifting, power combining, and ...
NextBigFuture

Strong Quantum Computational Advantage Using a Superconducting Quantum Processor

Above – Device schematic of the Zuchongzhi quantum processor. (a) The Zuchongzhi quantum processor consists of two saphire chips. One carries 66 qubits and 110 couplers, and each qubit couples to four ...