How continuous quantum measurements in finite dimensions are actually discrete

被引：37

作者：

Chiribella, Giulio

D'Ariano, Giacomo Mauro

Schlingemann, Dirk

机构：

[1] Dipartimento Fis A Volta, QUIT Grp, I-27100 Pavia, Italy

[2] INFM, I-27100 Pavia, Italy

[3] Tech Univ Carolo Wilhelmina Braunschweig, Inst Math Phys, D-38106 Braunschweig, Germany

来源：

PHYSICAL REVIEW LETTERS | 2007年 / 98卷 / 19期

关键词：

D O I：

10.1103/PhysRevLett.98.190403

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We show that in finite dimensions a quantum measurement with a continuous set of outcomes can be always realized as a continuous random choice of measurements with a finite number of outcomes.

引用

页数：4

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