Enhancement of vectorial nonlinearity in rubidium vapor by using an additional pump beam

We report the enhancement of nonlinearity to absorption ratio in rubidium vapor for a signal beam in 87Rb transition D2 line with Fg = 1 by means of an additional pump beam. Experimental results for a pump beam in co- and counter-propagation configurations are reported. The ratio increment of approximately 2 times is obtained for the co-propagating case when the pump beam is tuned at Fg = 1.

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Bibliographic Details
Main Authors: Korneev,N., Torres,Y.M., Ortega,Y.
Format: Digital revista
Language:English
Published: Sociedad Mexicana de Física 2014
Online Access:http://www.scielo.org.mx/scielo.php?script=sci_arttext&pid=S0035-001X2014000500005
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Summary:We report the enhancement of nonlinearity to absorption ratio in rubidium vapor for a signal beam in 87Rb transition D2 line with Fg = 1 by means of an additional pump beam. Experimental results for a pump beam in co- and counter-propagation configurations are reported. The ratio increment of approximately 2 times is obtained for the co-propagating case when the pump beam is tuned at Fg = 1.