Search results for single-qubit

Quantum Physics Nov 30, 2021

Physicists create time crystals with quantum computers

There is a huge global effort to engineer a computer capable of harnessing the power of quantum physics to carry out computations of unprecedented complexity. While formidable technological obstacles still stand in the way ...

Quantum Physics Nov 30, 2021

Quantum computers getting connected for multiple task-optimized smaller systems

A promising route towards larger quantum computers is to orchestrate multiple task-optimized smaller systems. To dynamically connect and entangle any two systems, photonic interference emerges as a powerful method, due to ...

Optics & Photonics Nov 29, 2021

Researchers propose a simpler design for quantum computers

Today's quantum computers are complicated to build, difficult to scale up, and require temperatures colder than interstellar space to operate. These challenges have led researchers to explore the possibility of building quantum ...

Quantum Physics Nov 29, 2021

A catalytic recipe for transforming quantum states

Quantum physicists at the University of Warsaw have discovered new applications for quantum catalysis—the quantum equivalent of chemical catalysis used in industry—revealing that quantum catalysts are useful in many more ...

Quantum Physics Nov 24, 2021

A new artificial material mimics quantum-entangled rare earth compounds

Physicists have created a new ultra-thin, two-layer material with quantum properties that normally require rare earth compounds. This material, which is relatively easy to make and does not contain rare earth metals, could ...

Quantum Physics Nov 12, 2021

A new method to measure quantum entanglement in a nuclear spin ensemble

One of the primary objectives of quantum physics studies is to measure the quantum states of large systems composed of many interacting particles. This could be particularly useful for the development of quantum computers ...

Optics & Photonics Nov 1, 2021

A superconducting silicon-photonic chip for quantum communication

Integrated quantum photonics (IQP) is a promising platform for realizing scalable and practical quantum information processing. Up to now, most of the demonstrations with IQP focus on improving the stability, quality, and ...

Quantum Physics Oct 29, 2021

Innovative chip resolves quantum headache

Quantum physicists at the University of Copenhagen are reporting an international achievement for Denmark in the field of quantum technology. By simultaneously operating multiple spin qubits on the same quantum chip, they ...

Quantum Physics Oct 26, 2021

Chip-based quantum microcomb creates entanglement between optical fields

Researchers have developed a tiny optical frequency comb, or microcomb, that uses two-mode squeezing to create unconditional entanglement between continuous optical fields. The miniature chip-based device lays the groundwork ...

Quantum Physics Oct 21, 2021

Physicists describe photons' characteristics to protect future quantum computing

Consumers need to be confident that transactions they make online are safe and secure. A main method to protect customer transactions and other information is through encryption, where vital information is encoded with a ...

page 28 from 40