Quantum computing continues to advance at a rapid pace, but one challenge that holds the field back is mitigating the noise that plagues quantum machines. This leads to much higher error rates compared to classical computers.
Quantum Physics
Mar 22, 2022
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The development of quantum technology is currently one of the most popular frontiers of advanced science, and is considered as a significant indicator of a country's sci-tech level. On a structural basis, a quantum computer ...
General Physics
Jan 27, 2022
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Researchers at QuTech—a collaboration between the Delft University of Technology and TNO—have taken an important step for semiconductor spin qubits by surpassing the 99% barrier for two-qubit gate fidelity. They report ...
Quantum Physics
Jan 19, 2022
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A collaboration between computer scientists and physicists at the University of Chicago broke through one of the key obstacles for large-scale quantum computing by figuring out how to move their control signals "inside the ...
Quantum Physics
Jan 11, 2022
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Which factors determine how fast a quantum computer can perform its calculations? Physicists at the University of Bonn and the Technion—Israel Institute of Technology have devised an elegant experiment to answer this question. ...
Quantum Physics
Dec 22, 2021
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Research from the McKelvey School of Engineering at Washington University in St. Louis has found a missing piece in the puzzle of optical quantum computing.
Quantum Physics
Jun 29, 2021
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Researchers at the Paul Scherrer Institute (PSI) have put forward a detailed plan of how faster and better defined quantum bits—qubits—can be created. The central elements are magnetic atoms from the class of so-called ...
Quantum Physics
Jan 22, 2021
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In 2019, Google claimed it was the first to demonstrate a quantum computer performing a calculation beyond the abilities of today's most powerful supercomputers.
Quantum Physics
Aug 31, 2020
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When computers share information with one another, the information gets encoded into bits, then decoded back into its original form. In the process, pieces of the information sometimes get scrambled, or lost. As a simplified ...
Quantum Physics
Aug 19, 2020
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Army researchers predict quantum computer circuits that will no longer need extremely cold temperatures to function could become a reality after about a decade.
Quantum Physics
May 1, 2020
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