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Experimental evidence of multimode non‐classical light emission using OPOs
Author(s) -
Maître A.,
Treps N.,
Martinelli M.,
Ducci S.,
Fabre C.
Publication year - 2003
Publication title -
fortschritte der physik
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.469
H-Index - 71
eISSN - 1521-3978
pISSN - 0015-8208
DOI - 10.1002/prop.200310057
Subject(s) - opos , multi mode optical fiber , optical parametric oscillator , physics , optics , degenerate energy levels , transverse plane , quantum , quantum mechanics , optical fiber , laser , structural engineering , engineering
Any spatial measurement below the quantum standard limit requires multitransverse non‐classical light beams which can be produced by a transverse degenerate OPO. A multimode beam is characterized by a non uniform transverse repartition of noise. Using this criterion, we prove experimentally that a confocal Optical Parametric Oscillator emits a multimode non‐classical field.