Search results for error detection

Quantum Physics Oct 12, 2023

A new way to erase quantum computer errors

Quantum computers of the future hold promise in solving all sorts of problems. For example, they could lead to more sustainable materials and new medicines, and even crack the hardest problems in fundamental physics. But ...

Quantum Physics Oct 11, 2023

Illuminating errors creates a new paradigm for quantum computing

Researchers have developed a method that can reveal the location of errors in quantum computers, making them up to 10 times easier to correct. This will significantly accelerate progress towards large-scale quantum computers ...

Optics & Photonics Oct 10, 2023

Toward metropolitan free-space quantum networks

Quantum communications have rapidly progressed toward practical, large-scale networks based on quantum key distributions that spearhead the process. Quantum key distribution systems typically include a sender "Alice," a receiver ...

Astronomy Oct 6, 2023

Astrophysicists determine how to find a supernova

The probability of detecting a supernova associated with a gamma-ray burst is currently 0.00346%. A network of several telescopes in different geographical coordinates, checking data in different photometric filters, analyzing ...

General Physics Sep 27, 2023

Antimatter embraces Earth, falling downward like normal matter: Study reveals gravity's effect on matter's elusive twin

For those still holding out hope that antimatter levitates rather than falls in a gravitational field, like normal matter, the results of a new experiment are a dose of cold reality.

Planetary Sciences Sep 26, 2023

Gaia is now finding planets—could it find another Earth?

The ESA launched Gaia in 2013 with one overarching goal: to map more than one billion stars in the Milky Way. Its vast collection of data is frequently used in published research. Gaia is an ambitious mission, though it seldom ...

Quantum Physics Sep 25, 2023

New qubit circuit enables quantum operations with higher accuracy

In the future, quantum computers may be able to solve problems that are far too complex for today's most powerful supercomputers. To realize this promise, quantum versions of error correction codes must be able to account ...

Plants & Animals Sep 20, 2023

AI could make studying birds easier

Artificial intelligence could make studying birds easier, thanks to the work of a University of Alberta student.

Optics & Photonics Sep 18, 2023

Unveiling the invisible: A bioinspired CMOS-integrated polarization imaging sensor

Polarimetric imaging can uncover features invisible to human eyes and conventional imaging sensors, and it is becoming an ever more essential technique in modern society. Conventional polarimetric imaging systems require ...

Astronomy Sep 11, 2023

A medieval manuscript likely hides a record of an impending recurrent nova

Approximately every 80 years, a faint 10th magnitude star in the constellation of Corona Borealis dramatically increases its brightness. This star, T CrB, is known as a recurrent nova and last flared in 1946, peaking at magnitude ...

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