Comment on "Scheme for teleportation of an unknown atomic state without the Bell-state measurement" -: art. no. 016302

被引：6

作者：

Chhajlany, RW ^{[1
]}

Wójcik, A ^{[1
]}

机构：

[1] Adam Mickiewicz Univ, Fac Phys, PL-61614 Poznan, Poland

来源：

PHYSICAL REVIEW A | 2006年 / 73卷 / 01期

关键词：

D O I：

10.1103/PhysRevA.73.016302

中图分类号：

O43 [光学];

学科分类号：

070207 ; 0803 ;

摘要：

Recently, Ye and Guo [Phys. Rev. A 70, 054303 (2004)] have presented a scheme for implementing quantum teleportation of atomic states in cavity QED. In this Comment, we show that contrary to the authors' claim, the scheme is based on Bell-state measurement.

引用

页数：2

共 7 条

[1] Deterministic quantum teleportation of atomic qubits [J].

Barrett, MD ;

Chiaverini, J ;

Schaetz, T ;

Britton, J ;

Itano, WM ;

Jost, JD ;

Knill, E ;

Langer, C ;

Leibfried, D ;

Ozeri, R ;

Wineland, DJ .

NATURE, 2004, 429 (6993) :737-739

[2] TELEPORTING AN UNKNOWN QUANTUM STATE VIA DUAL CLASSICAL AND EINSTEIN-PODOLSKY-ROSEN CHANNELS [J].

BENNETT, CH ;

BRASSARD, G ;

CREPEAU, C ;

JOZSA, R ;

PERES, A ;

WOOTTERS, WK .

PHYSICAL REVIEW LETTERS, 1993, 70 (13) :1895-1899

[3] Bell measurements for teleportation [J].

Lütkenhaus, N ;

Calsamiglia, J ;

Suominen, KA .

PHYSICAL REVIEW A, 1999, 59 (05) :3295-3300

[4] Long-distance teleportation of qubits at telecommunication wavelengths [J].

Marcikic, I ;

de Riedmatten, H ;

Tittel, W ;

Zbinden, H ;

Gisin, N .

NATURE, 2003, 421 (6922) :509-513

[5] Experimental realization of freely propagating teleported qubits [J].

Pan, JW ;

Gasparoni, S ;

Aspelmeyer, M ;

Jennewein, T ;

Zeilinger, A .

NATURE, 2003, 421 (6924) :721-725

[6] Deterministic quantum teleportation with atoms [J].

Riebe, M ;

Häffner, H ;

Roos, CF ;

Hänsel, W ;

Benhelm, J ;

Lancaster, GPT ;

Körber, TW ;

Becher, C ;

Schmidt-Kaler, F ;

James, DFV ;

Blatt, R .

NATURE, 2004, 429 (6993) :734-737

[7] Scheme for teleportation of an unknown atomic state without the Bell-state measurement [J].

Ye, L ;

Guo, GC .

PHYSICAL REVIEW A, 2004, 70 (05) :054303-1

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