Showing 1–25 of 3773 results

  1. Research |

    • Sharing information coherently between nodes of a... quantum network is fundamental to distributed... quantum information processing. In this scheme,... ...and performed on several smaller quantum registers that are connected by... ...classical and quantum channels 1 . A direct... ...quantum channel...
  2. Research |

    • Large-scale quantum networks promise to enable secure... communication, distributed quantum computing, enhanced sensing and... fundamental tests of quantum mechanics through the distribution of... ...key building block for extended quantum networks and open the door...
  3. News and Views |

    • ...between distant nodes of a quantum network in a deterministic way... ...smooths the path for extended quantum networks.
  4. Research |

    • ...in control techniques for vibrational quantum states in molecules present new... ...which could be amenable to quantum simulation methods. Here, by... ...platform for a range of quantum dynamic behaviour in different molecules... ...algorithm to iteratively identify quantum states that increase a...
  5. Research |

    • Quantum key distribution (QKD)1,... ...considered to be unfeasible without quantum repeaters5–7, is overcoming... ...secret-key capacity of the quantum channel 9 that connects the... ...be used to distil a quantum key. The key rate... ...does a quantum repeater,...
  6. Reviews |

    • ...for finding patterns in data. Quantum systems produce atypical patterns that... ...is reasonable to postulate that quantum computers may outperform classical computers... ...learning tasks. The field of quantum machine learning explores how to... ...implement quantum software that could...
  7. Research |

  8. Reviews |

    • In information processing, as in physics,... ...incomplete approximation to an underlying quantum reality. Quantum effects like interference and entanglement... ...no direct role in conventional information processing, but they can—...
  9. Research |

    • ...Entanglement, an essential feature of quantum theory that allows for inseparable... quantum correlations to be shared between... ...is a crucial resource for quantum networks 1 . Of particular... ...that can also serve as quantum memories. This has been...
  10. News |

  11. Reviews |

    • Quantum computing sits at an important... ...years, high-level algorithms for quantum computers have shown considerable promise... , and recent advances in quantum device fabrication offer hope of... ...size and reliability requirements of quantum computing algorithms and the physical... ..., quantum...
  12. News and Views |

  13. News and Views |

    • ...1997, it was demonstrated that quantum states can be teleported from... ...consequences for the development of quantum communication and computing.
  14. Research |

    • ...physics that is rooted in quantum chromodynamics, a pillar of... ...theoretically—a difficult task because quantum chromodynamics is non-perturbative,... ...precluding known analytical methods. Lattice quantum chromodynamics provides a rigorous,... ...definition of quantum chromodynamics that...
  15. Special Features |

    • Quantum information processors exploit the quantum features of superposition and entanglement... ...the communication and processing of information. Experimental realization of large-... scale quantum information processors remains a long-term... ...required nearly pure quantum behaviour is observed...
  16. Research |

  17. Research |

    • Quantum entanglement is a phenomenon whereby... ...key resource behind many emerging quantum technologies, including quantum computation, cryptography and metrology.... ...systems and has implications for quantum information processing, precision measurements and... ...the limits of quantum...
  18. Reviews |

  19. Research |

    • ...the most intriguing features of quantum mechanics. It describes non-... local correlations between quantum objects, and is at... the heart of quantum information sciences. Entanglement is now... ...ranging from condensed matter to quantum gravity. However, measuring entanglement... ...quantum...
  20. Research |

  21. Research |

    • Information—be it classical or quantum...the receiver has some prior information about the messages being conveyed... ...explore the concept of prior quantum information: given an unknown quantum state distributed over two systems... ...we determine how much quantum communication is needed to...
  22. Research |

  23. Research |

    • ...of electrons at the fundamental quantum level 2 . Lightwave electronics... ...15. Despite being particularly promising information carriers, the internal quantum attributes of spin 16 and... ...-perturbative quantum many-...
  24. Special Features |

    • ...tiniest scales, space emerges from quanta. What might these building...
  25. Special Features |