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Quantum Physics Apr 13, 2022

Team simulates collider physics on quantum computer

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 ...

Optics & Photonics Apr 11, 2022

Study highlights the possibility of building wave-shape-tolerant qubit gates

Quantum computers, machines that leverage quantum states to perform computations and store data, could soon revolutionize the computing industry, achieving significantly greater speeds and performance than existing computers. ...

Mathematics Apr 6, 2022

A mathematical shortcut for determining quantum information lifetimes

A new, elegant equation allows scientists to easily compute the quantum information lifetime of 12,000 different materials.

Quantum Physics Apr 6, 2022

In race to build quantum computing hardware, silicon begins to shine

Research conducted by Princeton University physicists is paving the way for the use of silicon-based technologies in quantum computing, especially as quantum bits—the basic units of quantum computers. This research promises ...

Quantum Physics Mar 22, 2022

Researchers store a quantum bit for a record-breaking 20 milliseconds

Computers, smartphones, GPS: quantum physics has enabled many technological advances. It is now opening up new fields of research in cryptography (the art of coding messages) with the aim of developing ultra-secure telecommunications ...

Quantum Physics Mar 22, 2022

A technique for making quantum computing more resilient to noise, which boosts performance

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 16, 2022

Toward a quantum computer that calculates molecular energy

Quantum computers are getting bigger, but there are still few practical ways to take advantage of their extra computing power. To get over this hurdle, researchers are designing algorithms to ease the transition from classical ...

Quantum Physics Mar 9, 2022

Breakthrough in quantum sensing provides new material to make qubits

For decades now, the world has become increasingly reliant on computers and sensors to do just about everything, and the technologies themselves are getting smaller, faster, and more efficient. Take your smartphone as an ...

Quantum Physics Mar 7, 2022

Constructor-based irreversibility: Reconciling irreversibility with quantum mechanics

A team of INRiM researchers, in collaboration with Oxford University, demonstrated in the study "Emergence of Constructor-Based Irreversibility in Quantum Systems: Theory and Experiment," published in Physical Review Letters, ...

Optics & Photonics Mar 4, 2022

Giant leap toward quantum internet realized with Bell state analyzer

Scientists' increasing mastery of quantum mechanics is heralding a new age of innovation. Technologies that harness the power of nature's most minute scale show enormous potential across the scientific spectrum, from computers ...

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