High-power femtosecond pulse propagation in a tapered large-mode-area optical fiber

Author(s):  
D. A. Korobko ◽  
Alexey A. Sysoliatin ◽  
Gyanendra Kumar ◽  
Mohd Rehan ◽  
Vipul Rastogi
2007 ◽  
Vol 32 (18) ◽  
pp. 2738 ◽  
Author(s):  
Caroline Lecaplain ◽  
Clovis Chédot ◽  
Ammar Hideur ◽  
Bülend Ortaç ◽  
Jens Limpert

Author(s):  
Caroline Lecaplain ◽  
Clovis Chédot ◽  
Ammar Hideur ◽  
Bülend Ortaç ◽  
Jens Limpert

2013 ◽  
Vol 50 (2) ◽  
pp. 020005
Author(s):  
李文涛 Li Wentao ◽  
周秦岭 Zhou Qinling ◽  
陈丹平 Chen Danping ◽  
张光 Zhang Guang ◽  
胡丽丽 Hu Lili

2021 ◽  
Vol 9 ◽  
Author(s):  
Caijian Xie ◽  
Tigang Ning ◽  
Jingjing Zheng ◽  
Li Pei ◽  
Jianshuai Wang ◽  
...  

Abstract A kind of tapered segmented cladding fiber (T-SCF) with large mode area (LMA) is proposed, and the mode and amplification characteristics of T-SCFs with concave, linear, and convex tapered structures are investigated based on finite-element method (FEM) and few-mode steady-state rate equation. Simulation results indicate that the concave tapered structure can introduce high loss for high-order modes (HOMs) that is advantageous to achieve single-mode operation, whereas the convex tapered structure provides large effective mode area that can help to mitigate nonlinear effects. Meanwhile, the small-to-large amplification scheme shows further advantages on stripping off HOMs, and the large-to-small amplification scheme decreases the heat load density induced by the high-power pump. Moreover, single-mode propagation performance, effective mode area, and heat load density of the T-SCF are superior to those of tapered step index fiber (T-SIF). These theoretical model and numerical results can provide instructive suggestions for designing high-power fiber lasers and amplifiers.


2021 ◽  
pp. 1-1
Author(s):  
Olivier Vanvincq ◽  
Andy Cassez ◽  
Remi Habert ◽  
Hicham El Hamzaoui ◽  
Karen Baudelle ◽  
...  

Author(s):  
Xin Zhang ◽  
Shoufei Gao ◽  
Yingying Wang ◽  
Wei Ding ◽  
Pu Wang

Author(s):  
Vincent Roy ◽  
Paul Grenier ◽  
Louis Desbiens ◽  
Sebastien Deshaies ◽  
Marc Deladurantaye ◽  
...  

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