60-fs pulses with 1 μJ pulse energy generated by nonlinear compression of a short-pulse fiber laser

Author(s):  
F. Röser ◽  
J. Rothhardt ◽  
C. Bruchmann ◽  
T. Schreiber ◽  
A. Liem ◽  
...  
2006 ◽  
Author(s):  
Matthias Savage-Leuchs ◽  
Eric Eisenberg ◽  
Anping Liu ◽  
Jason Henrie ◽  
Mark Bowers

2012 ◽  
Vol 9 (8) ◽  
pp. 587-590 ◽  
Author(s):  
W Zhou ◽  
D Y Shen ◽  
Y S Wang ◽  
J Y Long ◽  
Y An

2021 ◽  
pp. 073168442098359
Author(s):  
Luyao Xu ◽  
Jiuru Lu ◽  
Kangmei Li ◽  
Jun Hu

In this article, a micro-heterogeneous material simulation model with carbon fiber and resin phase about laser ablation on carbon fiber reinforced plastic (CFRP) is established by Ansys. The ablation process of CFRP by nanosecond ultraviolet laser is simulated, and the mechanism of pulse energy and spot spacing on the heat-affected zone (HAZ) is studied, then the process parameters are optimized with the goal of HAZ size and processing efficiency, and finally the validity of the model is verified by experiments. It is found that the residual gradient and the width of the radial HAZ increase with the increase of the spot spacing, and the width of the axial HAZ decreases slightly with the increase of the spot spacing, which indicates the existence of the optimal spot spacing. Second, the ablation depth increases with the increase of the pulse energy, and the carbon fiber retains a relatively complete degree of exposure when the pulse energy is low, which has a certain guiding significance for the cleaning and bonding of CFRP.


2021 ◽  
Vol 141 ◽  
pp. 107154
Author(s):  
Changjun Quan ◽  
Zeqiu Hu ◽  
Duanduan Wu ◽  
Rongping Wang ◽  
Shixun Dai ◽  
...  

2021 ◽  
Author(s):  
Julian Schneider ◽  
Patrick Forster ◽  
Clement Romano ◽  
Marc Eichhorn ◽  
Christelle Kieleck

Laser Physics ◽  
2018 ◽  
Vol 28 (5) ◽  
pp. 055104 ◽  
Author(s):  
Wenyi Li ◽  
Yuyi OuYang ◽  
Guoli Ma ◽  
Mengli Liu ◽  
Wenjun Liu

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Michael J. Redlich ◽  
Brad Prall ◽  
Edesly Canto-Said ◽  
Yevgeniy Busarov ◽  
Lilit Shirinyan-Tuka ◽  
...  

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