Phase shift of a weak coherent beam induced by a single atom

Brenda Chng; Christian Kurtsiefer; Gleb Maslennikov; Meng Khoon Tey; Syed Abdullah Aljunid; Timothy Liew; Valerio Scarani

arxiv: 0905.3734 · v1 · submitted 2009-05-22 · 🪐 quant-ph

Phase shift of a weak coherent beam induced by a single atom

Syed Abdullah Aljunid , Meng Khoon Tey , Brenda Chng , Timothy Liew , Gleb Maslennikov , Valerio Scarani , Christian Kurtsiefer This is my paper

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keywords phaseshiftatombeamcoherentsingleweakdegree

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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. A maximum phase shift of about 1 degree is observed experimentally.

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Phase shift of a weak coherent beam induced by a single atom

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