Superconductivity

Electrical conductivity with exactly zero resistance

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We include updates on Leon Cooper, BCS theory, Josephson effect, LK-99, Meissner effect, Cooper pair, SQUID, Superconducting quantum computing, Ginzburg–Landau theory, ARC fusion reactor, Superconducting magnet, London equations, Magnetic flux quantum, Superconducting nanowire single-photon detector, Transmon, Bolometer ... and more.

2025
Superconducting quantum computing
IBM planned to release the Kookaburra quantum processor with 4,158+ qubits.
2024
Superconducting quantum computing
IBM planned to release the Flamingo quantum processor with 1,386+ qubits.
2023
Superconducting quantum computing
IBM planned to release the Condor quantum processor with 1,121 qubits.
2022
Superconducting quantum computing
Researchers from IQM Quantum Computers, Aalto University, and VTT Technical Research Centre of Finland discovered the Unimon, a novel superconducting qubit with a single Josephson junction shunted by a linear inductor. This qubit offers increased anharmonicity, faster operation time, decreased susceptibility to flux noise, and complete insensitivity to dc charge noise.
November 9 2022
Superconducting quantum computing
IBM announced its 433-qubit processor called 'Osprey', representing a significant advancement in quantum computing capacity.
August 2022
Superconducting quantum computing
Baidu announced plans to build a fully integrated quantum computer using superconducting qubits, aiming to create a comprehensive system with integrated hardware, software, and applications.
2021
Superconducting quantum computing
IBM released their 127-qubit processor, advancing the capabilities of superconducting quantum computing technology.
January 13 2021
Superconducting computing
Announcement of MANA (Monolithic Adiabatic iNtegration Architecture), a 2.5 GHz prototype AQFP-based processor that demonstrated 80 times better energy efficiency compared to traditional semiconductor processors, including cooling requirements.
2020
Josephson junction count
D-Wave and SkyWater Technology developed the Pegasus P16 superconducting quantum annealing processor with 1,030,000 Josephson junctions, using a 250 nm process technology
October 2019
Superconducting quantum computing
The Martinis group, in partnership with Google, published a groundbreaking article demonstrating quantum supremacy using a 53-qubit superconducting quantum processor, marking a significant milestone in quantum computing research.
2016
Superconducting quantum computing
Google implemented 16 qubits to demonstrate the Fermi-Hubbard Model, marking a significant milestone in superconducting quantum computing research.

This contents of the box above is based on material from the Wikipedia articles Josephson junction count, Rapid single flux quantum, Fluxon, Superconducting quantum computing & Superconducting computing, which are released under the Creative Commons Attribution-ShareAlike 4.0 International License.

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