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Optics & Photonics Feb 9, 2023

Scientists boost quantum signals while reducing noise

A certain amount of noise is inherent in any quantum system. For instance, when researchers want to read information from a quantum computer, which harnesses quantum mechanical phenomena to solve certain problems too complex ...

Optics & Photonics Feb 8, 2023

Toward practical quantum optics: Multiphoton qubits from LNOI

Can quantum optics be used for practical applications? A lot depends on whether a large number of photons can be gathered in quantum state.

Quantum Physics Feb 8, 2023

Another step towards practical quantum computers

Researchers from the University of Sussex and Universal Quantum have demonstrated for the first time that quantum bits (qubits) can directly transfer between quantum computer microchips and demonstrated this with record-breaking ...

Optics & Photonics Feb 8, 2023

Quantum data conversion offers a path to scale up quantum technology architectures

Researchers at the Kastler Brossel Laboratory in Paris have succeeded in building the first converter between the two different types of quantum-bit encodings—an equivalent to converters for classical information, but targeted ...

Optics & Photonics Feb 7, 2023

How to reverse unknown quantum processes

In the world around us, processes appear to follow a certain time-direction: Dandelions eventually turn into blowballs. However, the quantum realm does not play by the same rules. Physicists from the University of Vienna ...

Quantum Physics Feb 2, 2023

Researchers entangle ions across a 230-meter quantum network

Trapped ions have previously only been entangled in one and the same laboratory. Now, teams led by Tracy Northup and Ben Lanyon from the University of Innsbruck have entangled two ions over a distance of 230 meters.

Quantum Physics Feb 1, 2023

Researchers reveal microscopic quantum correlations of ultracold molecules

Physicists are increasingly using ultracold molecules to study quantum states of matter. Many researchers contend that molecules have advantages over other alternatives, such as trapped ions, atoms or photons. These advantages ...

Condensed Matter Jan 27, 2023

How silicides impact the performance of transmon qubits

Just as the sound of a guitar depends on its strings and the materials used for its body, the performance of a quantum computer depends on the composition of its building blocks. Arguably the most critical components are ...

Quantum Physics Jan 26, 2023

Researchers find ways to improve the storage time of quantum information in a spin rich material

An international team of scientists have demonstrated a leap in preserving the quantum coherence of quantum dot spin qubits as part of the global push for practical quantum networks and quantum computers.

Quantum Physics Jan 26, 2023

Study achieves the coherent manipulation of electron spins in silicon

In recent years, many physicists and computer scientists have been working on the development of quantum computing technologies. These technologies are based on qubits, the basic units of quantum information.

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