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
Quantum computers are expected to be disruptive and potentially impact many industry sectors. So researchers in the United Kingdom and the Netherlands decided to explore two very different quantum problems: breaking the encryption ...
Quantum Physics
Jan 25, 2022
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151
A precision diagnostic developed at the Department of Energy's Sandia National Laboratories is emerging as a gold standard for detecting and describing problems inside quantum computing hardware.
Quantum Physics
Jan 19, 2022
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82
Characterized by large aperture and long focal length, the reflective optical system has the advantages of small number of optical elements and simple optical structure. But the intrinsic aberration and the misalignment derived ...
Optics & Photonics
Jan 18, 2022
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236
Cramming from a book, making notes or learning summaries. In the past these were about the only ways to memorize your course material. But that has long since changed. Multimedia is the code word. But is it effective?
Education
Jan 12, 2022
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10
What does a quantum computer have in common with a top draft pick in sports? Both have attracted lots of attention from talent scouts. Quantum computers, experimental machines that can perform some tasks faster than supercomputers, ...
General Physics
Dec 20, 2021
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582
Researchers at QuTech—a collaboration between the TU Delft and TNO—have reached a milestone in quantum error correction. They have integrated high-fidelity operations on encoded quantum data with a scalable scheme for ...
Quantum Physics
Dec 16, 2021
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469
Researchers at Lawrence Berkeley National Laboratory's Advanced Quantum Testbed (AQT) demonstrated that an experimental method known as randomized compiling (RC) can dramatically reduce error rates in quantum algorithms and ...
Quantum Physics
Dec 9, 2021
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232
Quantum computing systems, computer systems that are based on the key principles of quantum theory, could significantly outperform conventional computing systems, both in terms of speed and performance. Over the past decade ...
