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Search results for single-qubit

Optics & Photonics Jun 23, 2023

Researchers develop a new source of quantum light

Using novel materials that have been widely studied as potential new solar photovoltaics, researchers at MIT have shown that nanoparticles of these materials can emit a stream of single, identical photons.

Superconductivity Jun 22, 2023

New method to find Majorana particles tested for the first time

Fifteen years ago, an alternative technique to look for the elusive Majorana particles was conceived theoretically. But no one carried out the experiment, until now. Âé¶¹ÒùÔºicist Jianfeng Ge and his colleagues from the Allan ...

Optics & Photonics Jun 21, 2023

The path to a quantum network: Erbium dopants stimulated to emit single photons

Researchers at MPQ in Garching, together with a team from TU Munich, have excited erbium atoms embedded in crystalline silicon such that they emit single photons. Their special properties can form the basis for the development ...

Quantum Âé¶¹ÒùÔºics Jun 9, 2023

Research takes first steps towards realizing mechanical qubits

Quantum information (QI) processing may be the next game changer in the evolution of technology, by providing unprecedented computational capabilities, security and detection sensitivities. Qubits, the basic hardware element ...

General Âé¶¹ÒùÔºics Jun 8, 2023

Researchers 'split' phonons in step toward new type of quantum computer

When we listen to our favorite song, what sounds like a continuous wave of music is actually transmitted as tiny packets of quantum particles called phonons.

Quantum Âé¶¹ÒùÔºics Jun 8, 2023

How Schrödinger's cat makes better qubits

Quantum computing uses the principles of quantum mechanics to encode and elaborate data, meaning that it could one day solve computational problems that are intractable with current computers. While the latter work with bits, ...

Optics & Photonics Jun 1, 2023

Optical effect advances quantum computing with atomic qubits to a new dimension

Darmstadt physicists have developed a technique that could overcome one of the biggest hurdles in building a practically-relevant quantum computer. They make use of an optical effect here discovered by British photo pioneer ...

Quantum Âé¶¹ÒùÔºics Jun 1, 2023

The 'breath' between atoms—a new building block for quantum technology

University of Washington researchers have discovered they can detect atomic "breathing," or the mechanical vibration between two layers of atoms, by observing the type of light those atoms emitted when stimulated by a laser. ...

Quantum Âé¶¹ÒùÔºics May 31, 2023

New scheme for qubit control in a multilevel system

A team led by Prof. Guo Guangcan from the University of Science and Technology of China (USTC) has made significant progress in the research of multilevel quantum system tunability.

Quantum Âé¶¹ÒùÔºics May 25, 2023

Quantum scientists accurately measure power levels 1 trillion times lower than usual

Scientists in Finland have developed a nanodevice that can measure the absolute power of microwave radiation down to the femtowatt level at ultra-low temperatures—a scale trillion times lower than routinely used in verifiable ...

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