量子隱形傳態

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量子隱形傳態(quantum teleportation),又稱量子隱形傳輸量子隱形傳送,是一種利用分散量子纏結與一些物理訊息(physical information)的轉換來傳送量子態至任意距離的位置的技術。量子遙傳並不會傳送任何物質能量。這樣的技術在量子信息量子計算上相當有幫助。然而,這方式無法傳遞傳統的資訊,因此無法使用在超光速通訊上面。量子遙傳與一般所說的瞬間移動沒有關係–量子遙傳無法傳遞系統本身,也無法用來安排分子以在另一端組成物體。


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概括資料
  • Theoretical proposal:
  • First experiments with photons:
    • D. Bouwmeester, J.-W. Pan, K. Mattle, M. Eibl, H. Weinfurter, A. Zeilinger, Experimental Quantum Teleportation, Nature 390, 6660, 575-579 (1997).
    • D. Boschi, S. Branca, F. De Martini, L. Hardy, & S. Popescu, Experimental Realization of Teleporting an Unknown Pure Quantum State via Dual classical and Einstein-Podolsky-Rosen channels, Phys. Rev. Lett. 80, 6, 1121-1125 (1998)
    • Y.-H. Kim, S.P. Kulik, and Y. Shih, Quantum teleportation of a polarization state with a complete bell state measurement, Phys. Rev. Lett. 86, 1370 (2001).
    • I. Marcikic, H. de Riedmatten, W. Tittel, H. Zbinden, N. Gisin, Long-Distance Teleportation of Qubits at Telecommunication Wavelengths, Nature, 421, 509 (2003)
    • R. Ursin et al., Quantum Teleportation Link across the Danube, Nature 430, 849 (2004)
  • First experiments with atoms:
    • M. Riebe, H. Häffner, C. F. Roos, W. Hänsel, M. Ruth, J. Benhelm, G. P. T. Lancaster, T. W. Körber, C. Becher, F. Schmidt-Kaler, D. F. V. James, R. Blatt, Deterministic Quantum Teleportation with Atoms, Nature 429, 734-737 (2004)
    • M. D. Barrett, J. Chiaverini, T. Schaetz, J. Britton, W. M. Itano, J. D. Jost, E. Knill, C. Langer, D. Leibfried, R. Ozeri, D. J. Wineland, Deterministic Quantum Teleportation of Atomic Qubits, Nature 429, 737 (2004).
    • S. Olmschenk, D. N. Matsukevich, P. Maunz, D. Hayes, L.-M. Duan, and C. Monroe, Quantum Teleportation between Distant Matter Qubits, Science 323, 486 (2009).

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