Results 11 to 20 of about 19,656,779 (288)

High average power, high energy, femto-second fiber chirped pulse amplification system [PDF]

, 2007
We have demonstrated an Yb-fiber laser system incorporating a CFBG stretcher, bandwidth optimised amplifiers and dielectric grating compressor. The system produced 135 W average power with pulse energy of 13.5 µJ.
M. Ibsen, Dawson, J.W., Ibsen, M., Piper, A., Richardson, D.J., Malinowski, A., C. P. J. Barty, A. Piper, C. W. Siders, J. A. Britten, Siders, C.W., Barty, C.P.J., J. W. Dawson, Price, J.H.V., J. H. V. Price, D. J. Richardson, He, F., F. He, A. Malinowski, Britten, J.A.   +19 more
core   +2 more sources

High power downconversion deep-red emission from Ho3+-doped fiber lasers

Nanophotonics, 2022
It has been a big challenge in decades for Ho3+-doped fiber laser to produce high emission power in deep-red due to its intrinsic long carrier lifetime in 5I7 energy level.
Ji Shuaihao, Song Yingyi, Wang Zhongyu, Shen Chenyao, Lin Jiazhen, Xiao Bo, Feng Qichen, Du Qingyang, Xu Huiying, Cai Zhiping   +9 more
doaj   +1 more source

Welding with high power fiber lasers - A preliminary study. [PDF]

, 2007
The new generation of high power fiber lasers presents several benefits for industrial purposes, namely high power with low beam divergence, flexible beam delivery, low maintenance costs, high efficiency and compact size.
Costa, A., Miranda, R., Kong, C. J., Quintino, Luísa, Yapp, David, Kumar, Vinod   +5 more
core   +1 more source

A 3.7-kW Oscillating-Amplifying Integrated Fiber Laser Featuring a Compact Oval-Shaped Cylinder Package

Micromachines, 2023
Combining the advantages of high efficiency, environmental robustness, and anti-reflection behavior, oscillating-amplifying integrated fiber lasers have become popular for use in high-power laser structures in industrial applications, wherein the size of
Donglin Yan, Ruoyu Liao, Chao Guo, Pengfei Zhao, Qiang Shu, Honghuan Lin, Jianjun Wang, Rumao Tao   +7 more
doaj   +1 more source

Supercontinuum Generation in an Ytterbium-Doped Fiber Amplifier With Cascaded Double-Clad Passive Fiber Tapers

IEEE Photonics Journal, 2017
Supercontinuum (SC) generation directly from an Ytterbium-doped fiber amplifier (YDFA) has many advantages such as high output power, low splicing loss, and high optical to optical conversion efficiency.
Chengmin Lei, Rui Song, Zilun Chen, Dongsheng Pu, Jing Hou   +4 more
doaj   +1 more source

Erbium:ytterbium co-doped large-core fiber laser with 297W continuous-wave output power [PDF]

, 2007
We have demonstrated a high-power and high-efficiency erbium:ytterbium (Er:Yb) co-doped fiber laser that produces 297 W of continuous-wave output at 1567 nm.
Nilsson, J., Jayanta K. Sahu, Mike Lovelady, Piper, A., Johan Nilsson, David N. Payne, Yoo, S., R. Horley, Andy Piper, Payne, D.N., Lovelady, M., Christophe A. Codemard, Jeong, Y., Hickey, L.M.B., Andrew Harker, Yoonchan Jeong, Louise Hickey, Turner, P.W., Horley, R., P. W. Turner, Codemard, Christophe, Harker, A.T., Sahu, J.K., Seongwoo Yoo   +23 more
core   +1 more source

Compact high-power tunable three-level operation of double cladding Nd-doped fiber laser [PDF]

, 2005
We present a compact high-power continuous-wave tunable neodymium-doped double cladding fiber laser operating on three-level 4F3/2 - 4I9/2 transition with a maximum output power up to 810 mW.
Nilsson, J., Fu, L.B., Ibsen, M., Richardson, D.J., Grudinin, A.B., Payne, D.N.   +5 more
core   +1 more source

Fabrication of 2 kW-Level Chirped and Tilted Fiber Bragg Gratings and Mitigating Stimulated Raman Scattering in Long-Distance Delivery of High-Power Fiber Laser

Photonics, 2021
Chirped and tilted fiber Bragg gratings (CTFBGs) have attracted a lot of attention in stimulated Raman scattering (SRS) suppression of high-power fiber lasers. However, the laser power handling capacity seriously limits their applications. In this paper,
Xiaofan Zhao, Xin Tian, Meng Wang, Binyu Rao, Hongye Li, Xiaoming Xi, Zefeng Wang   +6 more
doaj   +1 more source

High power cladding-pumped Raman fiber laser with true single-mode output at 1660 nm

, 2006
We report a 10 W continuous-wave cladding-pump Raman fiber laser with single-mode output at 1660 nm pumped by a high-power Er:Yb fiber amplifier. The laser threshold was 6.5 W and its slope efficiency was 67%
Jeong, Y., Nilsson, J., Codemard, C.A., Dupriez, P., Ibsen, M., Sahu, J.K.   +5 more
core   +2 more sources

High power fiber sources: more than kilowatts [PDF]

, 2007
Fiber lasers and amplifiers have reached several kilowatts of output power, and offer many attractions beyond raw power. This tutorial discusses basic scientific and practical issues of fiber sources, and advantages and limitations that derive from ...
Nilsson, J., Johan Nilsson
core   +2 more sources