Study on passively mode-locked erbium-doped fiber laser by means of NALM

KUANG Qing-qiang; SANG Ming-huang; NIE Yi-you; ZHANG Zu-xing; FU Gui-yang

The passively mode-locked of nonlinear amplifying loop mirror(NALM) configuration is used to study the influence of mode-locked pulse induced by the nonlinear effect of optical fiber.After analyzing the transmission characteristic theory of nonlinear amplifying loop mirror,experiments were executed for a passively mode-locked erbium-doped fiber laser.It was found that the steady mode-locked pulse phenomenon with repeat frequency of 280.2MHz,center wavelength of 1556.235nm and line width of 0.4nm.The study is helpful for thorough understanding the passively mode-locked phenomenon and follow-up research.

1. College of Physics & Communication Electronics, Jiangxi Normal University, Nanchang 330022, China

Received Date: 2007-08-30

Accepted Date: 2008-01-29

Available Online: 2008-12-25

Abstract: The passively mode-locked of nonlinear amplifying loop mirror(NALM) configuration is used to study the influence of mode-locked pulse induced by the nonlinear effect of optical fiber.After analyzing the transmission characteristic theory of nonlinear amplifying loop mirror,experiments were executed for a passively mode-locked erbium-doped fiber laser.It was found that the steady mode-locked pulse phenomenon with repeat frequency of 280.2MHz,center wavelength of 1556.235nm and line width of 0.4nm.The study is helpful for thorough understanding the passively mode-locked phenomenon and follow-up research.

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Reference (16)

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Study on passively mode-locked erbium-doped fiber laser by means of NALM

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