Phase Shift of a Weak Coherent Beam Induced by a Single Atom

被引：57

作者：

Aljunid, Syed Abdullah ^{[1
]}

Tey, Meng Khoon

Chng, Brenda

Liew, Timothy

Maslennikov, Gleb

Scarani, Valerio

Kurtsiefer, Christian

机构：

[1] Natl Univ Singapore, Ctr Quantum Technol, Singapore 117543, Singapore

来源：

PHYSICAL REVIEW LETTERS | 2009年 / 103卷 / 15期

基金：

新加坡国家研究基金会;

关键词：

QUANTUM-DOT; LIGHT; PHOTONS; DIPOLE;

D O I：

10.1103/PhysRevLett.103.153601

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

We report on a direct measurement of a phase shift on a weak coherent beam by a single Rb-87 atom in a Mach-Zehnder interferometer. By strongly focusing the probe mode to the location of the atom, a maximum phase shift of about 1 degrees is observed experimentally.

引用

页数：4

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