Bright and Dark Square Pulses Generated From a Graphene-Oxide Mode-Locked Ytterbium-Doped Fiber Laser

The observation of the bright pulses and dark square pulses in a graphene-oxide saturable absorber (GOSA) passively mode-locked ytterbium-doped fiber laser has been investigated experimentally. Bright pulses are achieved at a pump power of ~ 200 mW. However, the dark-square-pulse generation starts a...

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Bibliographic Details
Main Authors: Rong-yong Lin, Yong-gang Wang, Pei-guang Yan, Ge-lin Zhang, Jun-qing Zhao, Hui-quan Li, Shi-sheng Huang, Guang-zhong Cao, Ji-an Duan
Format: Article
Language:English
Published: IEEE 2014-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/6807644/