When thinking about quantum mechanical systems, single photons and well-isolated ions and atoms may spring to mind, or electrons spreading through a crystal. More exotic in the context of quantum mechanics are genuinely mechanical ...
Quantum Physics
May 13, 2022
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403
While quantum computers represent a revolution in computation, they can't communicate with each other the way regular computers can—over the internet. If quantum computers could be connected through a quantum network, they ...
Quantum Physics
May 5, 2022
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418
Quantum computing holds the potential to be a game-changing future technology in fields ranging from chemistry to cryptography to finance to pharmaceuticals. Compared to conventional computers, scientists suggest that quantum ...
Quantum Physics
Apr 27, 2022
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266
Lawrence Berkeley National Laboratory physicists Christian Bauer, Marat Freytsis and Benjamin Nachman have leveraged an IBM Q quantum computer through the Oak Ridge Leadership Computing Facility's Quantum Computing User Program ...
Quantum Physics
Apr 13, 2022
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It is well established that quantum error correction can improve the performance of quantum sensors. But new theory work cautions that unexpectedly, the approach can also give rise to inaccurate and misleading results—and ...
Quantum Physics
Apr 6, 2022
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352
The development of quantum computers is being pursued worldwide, and there are various concepts of how computing using the properties of the quantum world can be implemented. Many of these have already advanced experimentally ...
Quantum Physics
Mar 25, 2022
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187
A collaboration between Lawrence Berkeley National Laboratory's (Berkeley Lab's) Applied Mathematics and Computational Research Division (AMCRD) and Physics Division has yielded a new approach to error mitigation that could ...
Quantum Physics
Feb 24, 2022
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122
Thanks to their capacity for introspection, human beings are able to estimate the duration of their actions. When they perform a task—especially a time-based task—they can evaluate their performance and correct themselves ...
Plants & Animals
Feb 22, 2022
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281
ETH physicists have modified one of the major schemes for quantum error correction and put it into practice, demonstrating that they can substantially prolong the lifetime of quantum states—a crucial ingredient for future ...
Quantum Physics
Feb 14, 2022
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248
Scientists at the National Institute of Standards and Technology (NIST) have invented and demonstrated a novel scheme for substantially improving the detection accuracy of information transmitted in pulses of light through ...
Optics & Photonics
Jan 31, 2022
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374
