Search results for single-qubit

Optics & Photonics Aug 8, 2022

Researchers develop the world's fastest two-qubit gate between two single atoms

A research group led by graduate student Yeelai Chew, Assistant Professor Sylvain de Léséleuc and Professor Kenji Ohmori at the Institute for Molecular Science, National Institutes of Natural Sciences, is using atoms cooled ...

Optics & Photonics Aug 1, 2022

Researchers develop miniature lens for trapping atoms

Atoms are notoriously difficult to control. They zigzag like fireflies, tunnel out of the strongest containers and jitter even at temperatures near absolute zero.

Quantum Physics Jul 27, 2022

Quantum key distribution based on high-quality quantum entanglement

A method known as quantum key distribution has long held the promise of communication security unattainable in conventional cryptography. An international team of scientists has now demonstrated experimentally, for the first ...

Superconductivity Jul 27, 2022

An alternative superconducting qubit achieves high performance for quantum computing

Quantum computers, devices that exploit quantum phenomena to perform computations, could eventually help tackle complex computational problems faster and more efficiently than classical computers. These devices are commonly ...

Quantum Physics Jul 20, 2022

Strange new phase of matter created in quantum computer acts like it has two time dimensions

By shining a laser pulse sequence inspired by the Fibonacci numbers at atoms inside a quantum computer, physicists have created a remarkable, never-before-seen phase of matter. The phase has the benefits of two time dimensions ...

Quantum Physics Jul 19, 2022

Researchers create order from quantum chaos

In a new paper in PNAS, "Triplet-Pair Spin Signatures From Macroscopically Aligned Heteroacenes in an Oriented Single Crystal," National Renewable Energy Laboratory (NREL) researchers Brandon Rugg, Brian Fluegel, Christopher ...

Condensed Matter Jul 13, 2022

Researchers find the missing photonic link to enable an all-silicon quantum internet

Researchers at Simon Fraser University have made a crucial breakthrough in the development of quantum technology.

Optics & Photonics Jul 8, 2022

Optical demonstration of quantum fault-tolerant threshold

Dealing with experimental errors, which could occur in every step of quantum circuits, is of great importance, especially in the implementation of quantum computation. Generally speaking, quantum error correction requires ...

Quantum Physics Jul 6, 2022

Scientists invent 'quantum flute' that can make particles of light move together

University of Chicago physicists have invented a "quantum flute" that, like the Pied Piper, can coerce particles of light to move together in a way that's never been seen before.

Optics & Photonics Jun 24, 2022

Controlling non-classical mechanical states in a phononic waveguide architecture

Most quantum computing technologies rely on the ability to produce, manipulate and detect non-classical states of light. Non-classical states are quantum states that cannot directly be produced using conventional sources ...

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