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Quantum
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Read article: Schrödinger’s cat makes a better qubit in critical regime
Researchers discover that operating close to a phase transition produces optimal error suppression in so-called cat qubits
Read article: Europe plans to build 100-qubit quantum computer by 2026
Funded by Quantum Delta NL, the quantum computer is expected to be made publicly available
Read article: Why error correction is quantum computing’s defining challenge
Steve Brierley argues that quantum computers must implement comprehensive error-correction techniques before they can become fully useful to society
Read article: New ion trapping approach could help quantum computers scale up
Confining ions with static magnetic and electric fields instead of an oscillating radiofrequency field reduces heating and gives better position control
Read article: Controllable Cooper pair splitter could separate entangled electrons on demand
Proposed device might aid the development of quantum computers
Read article: Can a classical computer tell if a quantum computer is telling the truth?
Yes, say researchers who experimentally executed a protocol designed to do just that
Read article: Novel superconducting cavity qubit pushes the limits of quantum coherence
New design produces an order of magnitude improvement in single-photon coherence time
Read article: Cat qubits reach a new level of stability
Improved control system suppresses bit-flip errors, demonstrating a promising route towards more robust quantum computers
Read article: IHEP seeks quantum opportunities to fast-track fundamental science
China’s Institute of High Energy Physics (IHEP) in Beijing is carrying out pioneering work in quantum computing and quantum machine learning to broaden its particle physics programme
Read article: Surface superconductivity appears in topological materials
Majorana states for quantum computing applications might be observed in two new types of structures
